Best Procurement Service Bus (PSB) Alternatives in 2026
Find the top alternatives to Procurement Service Bus (PSB) currently available. Compare ratings, reviews, pricing, and features of Procurement Service Bus (PSB) alternatives in 2026. Slashdot lists the best Procurement Service Bus (PSB) alternatives on the market that offer competing products that are similar to Procurement Service Bus (PSB). Sort through Procurement Service Bus (PSB) alternatives below to make the best choice for your needs
-
1
PEPPOL allows you to send and receive e-invoices. Send international government documents securely. For ERP: Connect your software with Peppol via an easy RESTful API. Why use E-invoicing? - E-invoices are 59% cheaper than sending them and 64% less expensive to receive them. - Paper invoicing is time-consuming and expensive. E-invoices can be sent from one bookkeeping system to another, completely in the cloud and without any physical interference. - PDF and paper invoices cannot be sent to governments, ministries, or public entities. Peppol allows you to send your e-invoices worldwide to all governments according to the new European Directive. Are you an ERP system/accounting software? An easy RESTful API allows you to enable e-invoicing of your customers. Customers can then send and receive einvoices right from their own software. They can also connect to the Peppol network to send einvoices to government.
-
2
Blackbird API Development
Ambassador
$69/month Accelerate the development of APIs that are ready for production. AI-Powered Code Generating, Mocking within Minutes and On-Demand Ephemeral Testing Environments. With Blackbird's proprietary technology and simple, intuitive tools, you can Spec, Mock and Write Boilerplate code faster. Validate your specs, run tests on a live environment and debug in Blackbird with your team. This will allow you to deploy your API with confidence. You can control your own test environment, whether it's on your local machine, or in the dedicated Blackbird Dev Environment. This is always available to you in your Blackbird account and there are no cloud costs. OpenAPI standardized specs are created in seconds, so you can begin coding without spending time on your design. Mocking that is dynamic, sharable and easy to share in minutes. No need to manually write code or maintain it. Validate and go. -
3
Swagger
SmartBear
Enhance the efficiency of API development for individuals, teams, and large organizations using the Swagger open-source and professional suite of tools. Discover how Swagger can assist in designing and documenting APIs effectively on a large scale. The strength of Swagger tools is rooted in the OpenAPI Specification, which serves as the industry standard for designing RESTful APIs. There are various tools available to create, modify, and share OpenAPI definitions with different stakeholders. For comprehensive support of OpenAPI workflows, SwaggerHub serves as the platform solution that scales effectively. Millions of API developers, teams, and enterprises have benefited from Swagger's tools to create exceptional APIs. With Swagger, you gain access to the most robust and user-friendly tools that leverage the full potential of the OpenAPI Specification, ensuring a seamless development process that can adapt to evolving needs. -
4
Qdrant
Qdrant
Qdrant serves as a sophisticated vector similarity engine and database, functioning as an API service that enables the search for the closest high-dimensional vectors. By utilizing Qdrant, users can transform embeddings or neural network encoders into comprehensive applications designed for matching, searching, recommending, and far more. It also offers an OpenAPI v3 specification, which facilitates the generation of client libraries in virtually any programming language, along with pre-built clients for Python and other languages that come with enhanced features. One of its standout features is a distinct custom adaptation of the HNSW algorithm used for Approximate Nearest Neighbor Search, which allows for lightning-fast searches while enabling the application of search filters without diminishing the quality of the results. Furthermore, Qdrant supports additional payload data tied to vectors, enabling not only the storage of this payload but also the ability to filter search outcomes based on the values contained within that payload. This capability enhances the overall versatility of search operations, making it an invaluable tool for developers and data scientists alike. -
5
NSwag
Rico Suter
FreeNSwag serves as a robust toolchain for working with Swagger/OpenAPI versions 2.0 and 3.0, designed for environments like .NET, .NET Core, ASP.NET Core, and TypeScript, and it is developed in C#. This tool empowers developers to create OpenAPI specifications directly from their existing API controllers and subsequently generate client code based on those specifications. By merging the capabilities typically offered by Swashbuckle for OpenAPI/Swagger creation and AutoRest for client generation, NSwag streamlines the process into a single, efficient toolchain. Among its notable features are the ability to produce both Swagger 2.0 and OpenAPI 3.0 specifications from C# ASP.NET (Core) controllers, the option to serve these specifications through ASP.NET (Core) middleware while providing integrated interfaces like Swagger UI or ReDoc, and the capability to create C# or TypeScript clients/proxies from the generated specifications. Furthermore, NSwag accommodates a variety of usage options, including a user-friendly graphical interface known as NSwagStudio, command-line tools that work across Windows, Mac, and Linux platforms, and seamless integration into C# projects through NuGet packages, making it a versatile choice for developers. With its extensive functionality, NSwag significantly enhances the efficiency of API development and client generation. -
6
MetaMate
MetaMate
FreeMetaMate serves as an open-source semantic service bus that offers a cohesive API for interfacing with a variety of data sources, such as APIs, blockchains, websites, and peer-to-peer networks. By translating vendor-specific data formats into an abstract schema graph, MetaMate allows for easy integration and interaction across multiple services. The platform thrives on a community-driven model, where contributors can introduce new data types and fields, thereby ensuring it adapts to the changing landscape of real-world data. Its type system is inspired by popular data transmission frameworks including GraphQL, gRPC, Thrift, and OpenAPI, which enhances its compatibility with various protocols. MetaMate also maintains programmatic backward compatibility, guaranteeing that applications and services built upon it continue to function effectively as the system evolves. Furthermore, its command-line interface is capable of generating compact, typed SDKs that are customized for particular project requirements, selectively focusing on the needed portions of the overall schema graph. This flexibility not only streamlines development but also helps users manage complexity in their integration efforts. -
7
Swagger Codegen
SmartBear
FreeSwagger Codegen streamlines your development workflow by automatically generating server stubs and client SDKs for any API outlined in the OpenAPI specification, allowing your team to concentrate more effectively on implementing and promoting your API. Transitioning from design to development is remarkably simplified when using Swagger Codegen within SwaggerHub, where you can create stubs in widely-used programming languages such as Java, Scala, and Ruby with minimal effort, requiring just a few clicks to get started. This efficiency not only saves time but also enhances collaboration among team members throughout the API lifecycle. -
8
OpenAPI Generator
OpenAPI Generator
FreeOpenAPI Generator is a versatile open-source utility that facilitates the automatic generation of client libraries, server stubs, API documentation, and configuration files based on an OpenAPI Specification (OAS) document. With support for numerous programming languages and frameworks, it streamlines the process for developers looking to incorporate APIs into their applications efficiently. By automating the generation of boilerplate code, OpenAPI Generator not only shortens development time but also promotes uniformity in API interactions. This empowers teams to concentrate on executing business logic instead of getting bogged down by repetitive tasks such as data serialization, deserialization, and managing HTTP requests. The tool is particularly valuable in API-driven development scenarios, enhancing the integration of third-party services and making it easier to maintain alignment between API consumers and providers. Ultimately, OpenAPI Generator serves as a crucial resource for development teams aiming to boost productivity and ensure high-quality API integrations. -
9
SOAPSonar
Crosscheck Networks
$80/month Test functional, performance, and security aspects of APIs. Provides Pass/Fail criteria rules to enable regression testing of API behavior. Tests can be run on-demand or automated from the command-line. Supports latest OpenAPI standards for parsing OpenAPI documents and building test cases for the defined operations. Authentication schemes including SAML, OAuth, Basic Auth, Amazon Auth, PKI, and Kerberos. Create behavior baselines and run regression tests to determine breakage or change of behavior. Includes JSON and XML Diff capability. Generate performance load across multiple virtual clients to measure and validate the performance criteria of the target APIs. Security and identity are processed for each request to ensure real world simulated inputs and not replays. Built-in support for AWSv4 signatures enables authentication to test Amazon AWS APIs. -
10
Gentoro
Gentoro
Gentoro is a comprehensive platform designed to enable enterprises to effectively harness agentic automation by seamlessly integrating AI agents with existing real-world systems in a secure and scalable manner. It operates on the Model Context Protocol (MCP), which empowers developers to effortlessly transform OpenAPI specifications or backend endpoints into production-ready MCP Tools, eliminating the need for manual integration coding. The platform efficiently addresses runtime challenges such as logging, retries, monitoring, and cost management, while simultaneously ensuring secure access, audit trails, and governance policies, including OAuth support and policy enforcement, regardless of whether it is deployed in a private cloud or an on-premises environment. Notably, Gentoro is model- and framework-agnostic, allowing for flexibility in integrating various large language models (LLMs) and agent architectures. This versatility aids in preventing vendor lock-in and streamlines the orchestration of tools within enterprise settings, as it manages tool generation, runtime operations, security measures, and ongoing maintenance all within a single integrated stack. By providing a unified solution, Gentoro enhances operational efficiency and simplifies the journey toward automation for businesses. -
11
RepreZen API Studio
RepreZen
$22 per monthCreate APIs that seamlessly integrate with client applications. RepreZen API Studio serves as a comprehensive workspace that emphasizes API-first design for your entire team, aligning your API designs and producing APIs that smoothly integrate with client applications. This tool offers a fully featured OpenAPI editor equipped with content assistance, customizable templates, outline navigation, and more, making API design swift and focused. The live documentation feature provides immediate insights and clarity from the perspective of API users. Additionally, an interactive diagram allows you to visualize the API during the design process. You can generate and view APIs in any web browser, ensuring that users have a quick and intuitive overview. The platform also enables the division of large Swagger API specifications into multiple files, allowing for the sharing and reuse of API components across various projects and teams. With the ability to edit, navigate, document, and generate APIs, all in full compliance with OpenAPI standards, users can consolidate and simplify complex multi-file projects into a single file for effortless downstream code generation and documentation presentation, enhancing overall productivity and collaboration. Such features not only streamline the design process but also foster better communication among team members. -
12
AutoRest
Microsoft
FreeAutoRest is a powerful tool that facilitates the generation of client libraries for interacting with RESTful web services. It requires a specification that outlines the REST API using the OpenAPI format, enabling the streamlined production of client code in various programming languages like C#, Java, Python, TypeScript, and Go. By automating this process, AutoRest significantly improves consistency and efficiency in API usage, thereby minimizing the manual labor involved in creating and maintaining client libraries. The tool utilizes a versatile pipeline to process OpenAPI input files, converting them into a code model that language-specific generators then use to create client code that conforms to the design principles of each language. Supporting both OpenAPI 2.0 and 3.0 specifications, AutoRest ensures broad compatibility with numerous APIs. Additionally, developers can easily install AutoRest on any major operating system, including Windows, macOS, or Linux, using the Node.js package manager for a straightforward setup experience. This accessibility makes it an invaluable resource for developers looking to streamline their API integration processes. -
13
Continia Document Capture
Continia
Continia Document Capture streamlines the entire accounts payable process within Microsoft Dynamics 365 Business Central by leveraging advanced OCR technology to accurately pull invoice and credit memo information into the designated fields, thereby minimizing manual input and reducing the likelihood of errors. This solution includes an automated three-way matching system with customizable variance tolerances, allowing for invoice approvals without the need for manual oversight, as well as purchase-contract monitoring to ensure that billing aligns with subscriptions and agreements. Additionally, it boasts a secure and audit-proof archiving system that indexes original PDF and XML documents for quick access. The automated setup and batch processing capabilities facilitate a smoother onboarding experience, while fraud prevention checks ensure the integrity of critical information, such as banking details, to avert unauthorized modifications. Capable of processing various e-document formats (including PEPPOL, UBL, XRechnung, and others), it also connects to the Peppol eDelivery Network for compliant document exchanges and offers dedicated email addresses for seamless vendor submissions. Furthermore, the solution's user-friendly interface and robust support options enhance overall efficiency and user satisfaction. -
14
We are revolutionizing API & MCP management for everyone, from startups to enterprises. - Add authentication, analytics, and developer documentation in minutes with our gitops powered deployment flow - Move Fast: Add protection to your API quickly with built-in policies for API key authentication, OAuth, rate-limiting, and more - Programmable: Zuplo is fully extensible; you can write code for your routing and custom policies directly at the gateway - Global Deployment: Zuplo is built on the edge, and is deployed in 300+ data centers around the world with one git push. This makes multi-cloud deployments a first-class experience. Zuplo allows you to run different workloads on different clouds, while maintaining a uniform set of API policies. - OpenAPI-native: Zuplo is the only gateway that runs OpenAPI directly. Use the OpenAPI ecosystem for your API and deploy it directly to Zuplo. - Developer Portal: Zuplo generates beautiful documentation for your API. You can customize your docs using markdown, and developers can self-serve their API Keys right from your docs. - MCP: You can directly generate hosted MCP servers from your OpenAPI and build custom MCP tools directly into Zuplo. We'll take care of the hosting and security. - Monetization: Turn your services into API products. Zuplo allows you to build a self-service monetization flow for Usage-based or Subscription billing.
-
15
create-api.dev
Kong
FreeCreate-API.dev is an innovative tool powered by AI, developed by Kong, that enables users to swiftly create high-quality OpenAPI specifications through an intuitive chat interface. By simply communicating your intended endpoints or a rough concept, the service utilizes a sophisticated Google LLM to produce comprehensive, standards-compliant OpenAPI definitions that are ready for sharing, testing, and deployment. This web-based application is lightweight and requires no installation, allowing for easy access from anywhere. The outputted specifications can be seamlessly exported in standard YAML or JSON formats, facilitating integration with existing API gateways and documentation processes. Furthermore, Create-API.dev adheres to Google’s Generative AI Prohibited Use Policy, emphasizing the importance of exercising caution before using or publishing any content generated by AI, highlighting the necessity for human oversight in the final implementation. Users can confidently leverage this tool while remaining mindful of the guidelines to ensure optimal results. -
16
Scalar
Scalar
FreeScalar is an innovative, open-source API platform that empowers developers to create, document, test, and oversee APIs within an integrated, interactive framework aligned with the OpenAPI standard. This platform elegantly converts OpenAPI specifications into visually appealing and interactive API documentation, enabling users to navigate endpoints and execute requests straight from the interface, thereby merging comprehensive documentation with a fully functional API client seamlessly. It features a native REST API client capable of sending requests, examining responses, managing authentication methods like API keys and OAuth2, and utilizing environment variables as well as dynamic parameters. Additionally, Scalar provides capabilities for SDK generation, version control of API specifications with Git integration, and maintaining documentation that remains in sync with the API itself through Markdown or MDX workflows. Furthermore, Scalar's user-friendly design and extensive feature set make it an indispensable tool for modern development teams looking to enhance their API workflows. -
17
42Crunch
42Crunch
The true asset in your intelligence framework lies not in AI, but in the expertise of your developers. Equip them with the necessary tools to take charge of API security, ensuring consistent and exceptional protection throughout the entire API lifecycle. Integrate your OpenAPI definition seamlessly into your CI/CD pipeline to enable automatic auditing, scanning, and safeguarding of your API. By evaluating your OpenAPI/Swagger file against over 300 security vulnerabilities, we will prioritize them according to severity and provide precise remediation instructions, thus embedding security into your development processes effortlessly. Implement a zero-trust architecture by verifying that all APIs adhere to a defined security standard prior to production, actively scanning live API endpoints for potential risks and automating redeployment as needed. Maintain the integrity of your APIs from the design phase to deployment, gaining comprehensive insights into attacks targeting APIs in production, while also defending against threats without compromising performance. This proactive approach to security not only strengthens your defenses but also fosters a culture of vigilance within your development team. -
18
e-invoice
e-invoice.be
The e-Invoice Peppol API is a streamlined solution for software platforms, finance applications, and SaaS providers wanting fast Peppol e-invoicing integration without the complexity of handling XML or UBL files themselves. It converts common invoice formats like PDF, Word, and Excel into standardized, compliant UBL e-invoices ready for delivery across the Peppol network. Designed with developers in mind, the API features a RESTful interface, supports IBAN validation, and automates KYC onboarding to ensure regulatory compliance. Real-time webhook notifications keep users updated on invoice statuses, while secure UBL document transfer protects sensitive data. Pricing is usage-based, offering full control without the need to manage infrastructure or access points. The API dramatically reduces development time and operational headaches. Companies can focus on their core products while seamlessly offering Peppol e-invoicing. It’s an ideal choice for developers who want compliance and speed with minimal hassle. -
19
OpusCapita
OpusCapita
OpusCapita is a leading European provider of electronic invoice and supply chain document exchange, invoice automation, and procurement solutions. Our cloud-based solutions help businesses manage their procurement, supply chain, accounts payable and accounts receivable processes, lowering costs while improving control and supporting growth. With OpusCapita Business Network, you exchange all your B2B messages of all types, via all channels, in any format - be it EDI, OpusCapita network, invoice-key in and PO flip for small suppliers, or PEPPOL both for e-invoices and e-orders. With OpusCapita eProcurement, you manage advanced guided buying even for complex needs, services procurement, or asset-intensive MRO procurement. -
20
Konfig
Konfig
Konfig is an innovative developer tool designed to streamline the creation of SDKs, documentation, demos, and tutorials for REST APIs, making the onboarding process for external developers more efficient. By simply importing an OpenAPI Specification or Postman Collection, Konfig can automatically generate SDKs in widely-used programming languages such as TypeScript, Python, Java, C#, PHP, Ruby, Go, Swift, and Dart. The platform enhances the quality of these SDKs by utilizing a linter to detect and correct errors in the OpenAPI Specification and by generating test cases to ensure that updates to the API do not disrupt existing SDK functionality. Furthermore, Konfig produces intuitive, branded documentation that updates automatically in response to any modifications in the API specification, thereby ensuring consistency between the documentation and the generated SDKs. Users can also create interactive demos and tutorials using familiar Markdown, which includes the capability to execute code directly in the browser for a more immersive learning experience. Overall, Konfig not only simplifies the technical aspects of API integration but also enriches the educational resources available to developers. -
21
SuperCore
SuperCore
Introducing the innovative core banking solution designed for forward-thinking banks, SuperCore® serves as a cloud-native platform that empowers financial institutions to gain deeper insights into their customers, expedite product launches, maximize data utilization, and provide cohesive experiences. This Software as a Service (SaaS) managed offering can be accessed worldwide through AWS, streamlining deployment, integration, and operational management. Consequently, banks can significantly lower their service costs while benefiting from a no-code product builder that allows for rapid product development. Additionally, the platform features a real-time events stream that yields timely customer insights, enhancing decision-making processes. With an API-first design, it enables effortless integration across various channels and applications. Its adaptable microservices architecture is modular and configurable, supported by a unified data model that ensures longevity in technology solutions. The inclusion of SmartAdapters, developed in JavaScript and accompanied by OpenAPI Swagger documentation, future-proofs the platform further, complemented by pre-built integrations and modules that accelerate the path to going live. This comprehensive approach positions SuperCore® as an essential tool for banks aiming to thrive in a competitive landscape. -
22
Insomnia
Kong
$5 per monthCraft, troubleshoot, and evaluate APIs with a human touch rather than a mechanical approach. At last, a workflow that you'll genuinely appreciate. Introducing the Collaborative API Design Tool, which provides a platform for creating, validating, and overseeing OpenAPI specifications. This Desktop API client facilitates interactions with both REST and GraphQL. You can make requests and analyze responses seamlessly. Effortlessly create and organize your requests, set up environment variables, manage authentication, produce code snippets, and much more. Dive deep into response details—explore the entire request timeline, including status codes, body, headers, cookies, and additional information. Organize your project with workspaces, folders, and environments, utilizing a drag-and-drop interface for requests, along with straightforward data import and export options. Within a single collaborative API design editor, you can create, modify, lint, troubleshoot, preview, and manage your OpenAPI specifications. Additionally, generate configurations for popular API gateways such as the Kong API Gateway and Kong for Kubernetes. Synchronize your API designs with version control systems like GitHub or GitLab, and deploy directly to API gateways such as Kong with just a click, streamlining your development process significantly. This tool not only enhances productivity but also fosters collaboration among teams in designing robust APIs. -
23
Companies that develop security products face a significant demand to create integrations with various third-party applications. This necessity arises from several factors, including customer expectations and the desire to enhance the functionality of their offerings. The target systems for these integrations can exist in diverse environments such as cloud, on-premise, or hybrid setups. The complexity increases due to the wide array of integration options provided by these target systems, including various interfaces like REST API, SOAP, SFTP, Message Queue, and SDKs. Additionally, the different data formats, such as JSON, XML, and Syslog, further complicate matters. Authentication and authorization methods also vary, with options including OAuth, API Tokens, and multi-factor authentication. Furthermore, challenges like rate limits, pagination options, latency issues, concurrency control, and data volume requirements must be addressed. As a result, security product companies frequently resort to developing customized, non-standard connectors for these target systems. This practice not only escalates development and support costs but also results in connectors that may underperform in terms of scalability, efficiency, and adaptability to future needs. Ultimately, the lack of standardization can hinder the overall integration process and impact customer satisfaction negatively.
-
24
Yandex API Gateway
Yandex
Service API requests are handled promptly to ensure minimal delay. During high traffic periods, the service automatically scales to reduce response times effectively. When accessing the API, you have the option to utilize domains from Certificate Manager, which employs a certificate associated with the domain to establish a secure TLS connection. You can easily enhance your specifications with a single click in the management console, facilitating the integration of your applications with Yandex Cloud services. Additionally, the API Gateway's canary releases feature enables you to implement changes to the OpenAPI specifications gradually, allowing for a controlled rollout to a subset of incoming requests. To safeguard against DDoS attacks and manage the use of cloud resources, it is advisable to set limits on the number of requests to the API gateway within a specified time frame. This proactive approach not only maintains stability but also enhances overall security and performance. -
25
Amadeus Digital Commerce
Amadeus
Enhance your online sales by providing a seamless booking experience for your customers across various devices and interactions. Our intuitive API grants you the adaptability and features necessary to create top-tier front-end solutions rapidly. Leverage the tools, data models, and open technology offered by Amadeus Digital Commerce along with the digital developer toolkit included in the Amadeus Digital Experience suite to swiftly respond to shifts in customer preferences. With access to a broader range of UI development resources through open technology, you can streamline your processes. The Amadeus Digital Commerce API adheres to the widely accepted OpenAPI specifications (Swagger) and operates on RESTful technology with a JSON data format. This facilitates quick integration for your developers while minimizing UI development expenses, relying on a user-friendly data model that does not require specialized PSS expertise. As a result, you can expect increased conversion rates and enhanced brand loyalty, driven by an efficient booking experience and unique differentiation opportunities. Ultimately, these improvements will position your business for sustained growth in the digital marketplace. -
26
SwaggerHub
SmartBear
$90 per monthSwaggerHub is a comprehensive platform that integrates API design and documentation, specifically crafted for teams to maintain uniformity and discipline throughout the API development process. Enhance your team's design efficiency while preserving quality and consistent organizational style through a robust Editor that adheres to the latest Swagger (OpenAPI) specifications. This powerful Editor features intelligent error feedback and automatic syntax completion to streamline the coding process. Additionally, it includes Style Validators to maintain design uniformity across various APIs. With API Mocking, teams can simulate operations without the need for actual code. The Domains feature allows for the storage, reuse, and referencing of common OAS syntax across multiple APIs, promoting efficiency. Centralizing your API design and development in one location enables seamless collaboration among team members on new projects and easy discovery of existing APIs. Manage the entire API lifecycle through a single, centralized internal repository hosted in the cloud, which enhances accessibility and coordination among team members. By utilizing SwaggerHub, teams can significantly improve their workflow and foster innovation in API development. -
27
NServiceBus
Particular Software
NServiceBus is the most user-friendly service bus for.NET. NServiceBus is used by more than 50,000 developers every day. NServiceBus is backed by a solid distributed development methodology and a global community of experts, consultants, and contributors. It offers enterprise-grade scalability for your workflows. NServiceBus is used extensively in mission-critical systems, business domains, and usage scenarios. NServiceBus' performance and scalability are proven and ready to take on the most difficult assignments. Reliable integration with automatic restarts. Reliable by default. With configurable mechanisms to retry failures using best practices in messaging and lessons learned from thousands production usage scenarios. Workflow and background task scheduling. -
28
Alibaba Cloud EventBridge
Alibaba Cloud
EventBridge serves as a serverless event bus that integrates various Alibaba Cloud services, custom applications, and SaaS applications, functioning as a central hub for event management. It adheres to the CloudEvents 1.0 specification, allowing for efficient routing of events between the connected services and applications. By utilizing EventBridge, developers can create loosely coupled and distributed event-driven architectures that enhance scalability and resilience. The platform offers detailed event rule management features, allowing users to create, update, and query rules, as well as enable or disable them as needed. In addition, it supports a continually expanding array of events from various Alibaba Cloud services. With its region-specific and cross-zone distributed cluster deployments, EventBridge boasts robust disaster recovery capabilities while ensuring service availability of up to 99.95%. Furthermore, it provides essential event governance features, including event flow control, replay mechanisms, and retry policies, ensuring that event processing is both reliable and efficient. This comprehensive approach to event management makes EventBridge a powerful tool for developers looking to streamline their applications and services. -
29
DapperDox
DapperDox
FreeDapperDox is an open-source tool that offers an extensive, ready-to-use rendering of your OpenAPI specifications, effortlessly merging them with your documentation, guides, and diagrams formatted in GitHub-flavored Markdown. Transform the way you publish your API Swagger specifications and manage multiple API specifications as a cohesive suite of products, with the ability to cross-reference them as needed. Its built-in API explorer facilitates experimentation directly from the documentation pages and integrates smoothly with your authentication and API key setup. Additionally, DapperDox can serve as a proxy for your developer platform, ensuring a seamless process for API key generation and management alongside your specifications and guides. You can customize themes to showcase your documentation in your preferred style. Created by authors dedicated to API documentation, DapperDox aims to enhance the quality and usability of the documentation available to developers, ultimately fostering a better understanding and interaction with APIs. This focus on usability ensures that both novice and experienced developers find value in the platform, making it a versatile tool for any API project. -
30
ATA
ATA
ATA is an intelligent API management platform driven by AI that consolidates design, testing, governance, documentation, and lifecycle workflows into a cohesive workspace, enabling teams to efficiently design, develop, test, maintain, and oversee APIs with enhanced quality and collaboration. This platform ensures that API code, design documentation, specifications, test cases, and release notes are consistently synchronized, minimizing manual tasks and discrepancies while accommodating OpenAPI specifications, facilitating frontend progress with mock servers even before the backend is ready, and enabling scheduled API monitoring to catch slow responses, timeouts, or failures at an early stage. Additionally, it features a Developer Studio that supports design-first OpenAPI creation and version control, offers end-to-end test automation with AI-generated robustness and security assessments, includes mock servers, and enables chained API workflows along with UI automation testing, all backed by a Documentation Portal that centralizes API documentation with support for multiple editors, version management, secure access controls, and automatically linked live endpoints. Ultimately, ATA streamlines the entire API lifecycle, fostering better collaboration and efficiency among development teams. -
31
Bijira
WSO2
WSO2 Bijira is an advanced SaaS platform designed for managing the complete lifecycle of APIs with a focus on AI and cloud-native capabilities, handling aspects such as design, security, governance, deployment, and monitoring for both internal and external APIs, as well as those driven by AI, across hybrid and multi-cloud settings. It features a centralized control panel that ensures uniform API policy, security measures, and analytics, while also offering tools for visual API proxy mapping, intuitive drag-and-drop policy management, and a customizable developer portal aimed at enhancing API adoption and reuse. By harnessing AI technologies, Bijira facilitates the generation of OpenAPI specifications, performs API testing through natural language inputs, ensures compliance with governance standards, and integrates valuable insights back into the API development workflow. Additionally, it incorporates robust security features, such as OAuth2, OIDC, and fine-grained access control, while promoting governance-as-code through AI-driven policy validation to ensure comprehensive oversight and reliability. This innovative approach empowers organizations to optimize their API strategies and streamline their integration processes effectively. -
32
tap
Digital Society
$10/month Effortlessly convert your spreadsheets and data files into efficient, production-ready APIs without the need for backend coding. Simply upload your data in formats like CSV, JSONL, or Parquet, use intuitive SQL commands to clean and join your datasets, and instantly create secure and well-documented API endpoints. The platform offers various built-in functionalities, including automatically generated OpenAPI documentation, API key-based security, geospatial filtering with H3 indexing, usage analytics, and high-speed query performance. Additionally, you can download the transformed datasets at your convenience, ensuring you are not locked into any vendor. This solution accommodates everything from individual files and merged datasets to public data portals with minimal configuration required. Key features include: - Effortless creation of secure and documented APIs directly from CSV, JSONL, and Parquet files. - The ability to execute familiar SQL queries for data cleaning, joining, and enrichment. - No need for backend setup or server maintenance, making it user-friendly. - Automatic generation of OpenAPI documentation for every endpoint established. - Enhanced security with API key protection and isolated data storage. - Advanced geospatial filtering, H3 indexing capabilities, and fast, scalable query optimization. - Supports a range of data integration scenarios, making it versatile for various use cases. -
33
Langdock
Langdock
FreeSupport for ChatGPT and LangChain is now natively integrated, with additional platforms like Bing and HuggingFace on the horizon. You can either manually input your API documentation or import it using an existing OpenAPI specification. Gain insights into the request prompt, parameters, headers, body, and other relevant data. Furthermore, you can monitor comprehensive live metrics regarding your plugin's performance, such as latencies and errors. Tailor your own dashboards to track funnels and aggregate various metrics for deeper analysis. This functionality empowers users to optimize their systems effectively. -
34
Gram
Speakeasy
$250 per monthGram is a versatile open-source platform designed to empower developers in the seamless creation, curation, and hosting of Model Context Protocol (MCP) servers, effectively converting REST APIs through OpenAPI specifications into tools ready for AI agents without necessitating any code modifications. The platform takes users through a structured workflow that includes generating default tools from API endpoints, narrowing down to relevant functionalities, crafting advanced custom tools by linking multiple API calls, and enriching these tools with contextual prompts and metadata, all of which can be tested instantly in an interactive environment. Additionally, Gram features built-in support for OAuth 2.1, which encompasses both Dynamic Client Registration and user-defined authentication flows, ensuring that agent access remains secure and reliable. Once these tools are fully developed, they can be deployed as robust MCP servers suitable for production, complete with centralized management functionalities, role-based access controls, detailed audit logs, and an infrastructure designed for compliance, which includes deployment at Cloudflare's edge and DXT-packaged installers that facilitate straightforward distribution. This comprehensive approach not only simplifies the development process but also enhances the overall functionality and security of the deployed tools, making it an invaluable resource for developers aiming to leverage AI technology effectively. -
35
Apache Synapse
Apache Software Foundation
Apache Synapse is an efficient and lightweight Enterprise Service Bus (ESB) that excels in performance. It is driven by a rapid and asynchronous mediation engine, which allows for outstanding handling of XML, Web Services, and REST. Beyond just XML and SOAP, Apache Synapse accommodates a variety of content interchange formats including plain text, binary, Hessian, and JSON. The extensive selection of transport adapters enhances Synapse's ability to interact across numerous application and transport layer protocols. Currently, it supports various protocols such as HTTP/S, Mail (POP3, IMAP, SMTP), JMS, TCP, UDP, VFS, SMS, XMPP, and FIX. With its high-performing PassThrough HTTP transport, it efficiently manages all mediation scenarios. Moreover, it facilitates ultra-fast and low-latency mediation of HTTP requests while supporting a vast number of simultaneous inbound (client to ESB) and outbound (ESB to server) connections. The engine is designed to intelligently manage message content, incorporating content awareness with a shared buffer for effective data handling, ensuring optimal performance in diverse operational contexts. -
36
Ceptor API Management
Ceptor
The features include a Service Repository that facilitates API authoring, comprehensive support for Ceptor's established authentication and authorization methods, and complete API Gateway capabilities, along with a customizable API Developer Portal that enables self-registration for exposing APIs to both internal and external users. While many competing products prioritize API monetization, Ceptor API Management emphasizes offering flexibility for enterprises tackling intricate use cases that extend beyond the mere publishing and subscribing of APIs. With Ceptor, you can establish numerous API Groups as needed, utilizing either the default templates provided or designing your own. It accommodates a variety of API types such as OpenAPI, SOAP/WSDL, and standard HTTP, and you have the option to document your APIs using the OpenAPI Specification or Ceptor's integrated HTML editor. Additionally, the platform's versatility ensures that it can adapt to the evolving needs of developers and organizations alike. -
37
Fern
Fern
$250 per monthCreate Stripe-like SDKs and documentation tailored for your API with ease. Provide type-safe SDKs in widely used programming languages, allowing Fern to handle the complex task of generating and distributing client libraries, enabling your team to concentrate on API development. Simply import your API definition, whether in OpenAPI format or Fern’s more straightforward alternative. Choose from a variety of code generators, including TypeScript, Python, Java, Go, Ruby, C#, and Swift, to suit your needs. Fern takes care of semantic versioning and publishes packages to various registries like npm, pypi, and maven, ensuring seamless integration. Plus, enjoy visually appealing API documentation that aligns with your brand identity for a cohesive user experience. This way, you can enhance both the functionality and presentation of your API offerings. -
38
Imperva API Security
Imperva
Imperva API Security safeguards your APIs using an automated positive security model, which identifies vulnerabilities in applications and protects them from being exploited. On average, organizations handle at least 300 APIs, and Imperva enhances your security framework by automatically constructing a positive security model for each uploaded API swagger file. The rapid development of APIs often outpaces the ability of security teams to review and approve them before deployment. With Imperva’s API Security, your teams can maintain a proactive stance in DevOps through automation. This solution equips your strategy with pre-configured security rules tailored to your specific APIs, ensuring comprehensive coverage of OWASP API standards and enhancing visibility into all security events for each API endpoint. By simply uploading the OpenAPI specification file created by your DevOps team, Imperva will efficiently generate a positive security model, allowing for streamlined security management. This capability not only simplifies API security but also enables organizations to focus more on innovation while maintaining robust protection. -
39
API Agent
IBM
The API Agent in IBM API Connect serves as a powerful assistant driven by watsonx.ai, streamlining essential functions throughout the entire API lifecycle through an intuitive conversational interface. It operates on an agentic framework, enabling teams to quickly create OpenAPI specifications, generate mocked responses, and produce comprehensive documentation for design-oriented projects. Additionally, it facilitates seamless connections to backend data sources, aids in application code development, and allows for automatic deployment to Code Engine for code-focused workflows, all while requiring no manual configuration. To address the challenges of API sprawl, the API Agent effectively searches through your existing API catalog using straightforward description prompts, recommending reusable endpoints and minimizing redundancy. It also strengthens governance by ensuring that specifications comply with organizational guidelines, providing suggestions or making necessary corrections autonomously. Furthermore, it enhances quality assurance with an integrated testing suite that generates and executes semantic test cases, enabling the early detection of potential issues and contributing to a more robust API management process. Overall, the API Agent is a comprehensive solution that significantly improves efficiency and quality in API development and management. -
40
Astra Platform
Astra Platform
Enhance your LLM's functionality effortlessly with a single line of code that eliminates the need for complicated JSON schemas. You can integrate in a matter of minutes rather than spending days on the process, allowing your LLM to execute actions within any target application on behalf of the user with just a few lines of code. With access to 2,200 ready-to-use integrations, you can easily connect to platforms like Google Calendar, Gmail, Hubspot, and Salesforce, among others. Additionally, you can manage authentication profiles to ensure your LLM can act on behalf of users seamlessly. Build REST integrations or import effortlessly from an OpenAPI specification. While function calling typically requires a fine-tuning of the foundational model—which can be costly and potentially reduce output quality—Astra allows you to enable function calling with any LLM, regardless of native support. By using Astra, you can create a smooth layer of integrations and function execution that enhances your LLM's capabilities without changing its fundamental structure. Furthermore, you can automatically generate field descriptions that are optimized for your LLM, making the integration process even more streamlined. This approach not only simplifies integration management but also enhances the overall user experience. -
41
Octrafic
Octrafic
FreeOctrafic is a command-line tool that leverages AI and is available as open source, aimed at simplifying the process of automated API testing and exploration by allowing users to communicate with APIs in natural language rather than having to write complex scripts or set up intricate testing frameworks. By simply directing the tool to any HTTP API or OpenAPI specification, users can articulate their testing requirements in straightforward English, prompting the integrated AI agent to create test scenarios, perform actual HTTP requests, verify responses, and generate organized results. This tool streamlines the entire testing process, encompassing endpoint discovery, request formulation, schema checks, and error identification, which enables developers to prioritize testing logic without getting bogged down by the underlying implementation specifics. Additionally, it accommodates real-time execution against live APIs, ensuring the accuracy of status codes and behaviors without the need for mock setups, and it can also produce aesthetically formatted PDF reports for effective communication with teams or stakeholders. With its user-friendly approach, Octrafic represents a significant advancement in making API testing more accessible and efficient. -
42
Qarbon LATTICE
Qarbon Technologies
Qarbon LATTICE is a SaaS orchestration platform designed to create a unified OpenAPI interface that connects data centers with their clients. By redefining the digital infrastructure landscape, Qarbon aims to enhance the experience for its users. This innovative platform integrates the complete tech stack of each data center, allowing for a secure, open interface that links operators with their business systems. LATTICE offers customers a compliant OpenAPI interface that facilitates interaction between data centers and their clientele. OpenAPI stands as the foremost industry standard for creating machine-readable interface definitions, catering to both human and automated systems. Additionally, LATTICE streamlines the reporting of ESG data, including scope I and II CO2 emissions, ensuring customers can easily access vital information. With just a simple click, users can obtain real-time, standardized data on power, water, and CO2 for effective ESG reporting related to data centers. Furthermore, Qarbon serves as a secure conduit for transferring information between workflow management and data center systems, thereby enhancing operational efficiency. This comprehensive solution empowers organizations to better manage their environmental impact while maintaining seamless communication across all platforms. -
43
AppMap
AppMap
$15 per user per monthConducting runtime code reviews for every change made in the code editor and during continuous integration (CI) helps identify performance, security, and stability issues before deployment. This proactive approach ensures that problems are addressed while coding, preventing them from reaching production. Team members can collaborate to troubleshoot application behavior without needing to replicate each other's development environments. CI can automate the generation of AppMaps, providing alerts for performance and security vulnerabilities, while also allowing for comparisons of observability and alerts across different branches and teams. By integrating AppMap into CI, developers can automate observability, generate OpenAPI documentation, and accomplish much more. Furthermore, AppMap code reviews provide access to comprehensive resources that aid in identifying the root causes of any unexpected behavior. The use of sequence diagram diffs effectively illustrates changes in behavior within the code, offering a clear visual representation of modifications and their impact. This process not only enhances code quality but also fosters better communication and understanding among team members. -
44
Google Cloud Endpoints
Google
Cloud Endpoints allows you to create, launch, safeguard, and oversee your APIs effectively. With a robust NGINX-based proxy and a distributed framework, it ensures exceptional performance and scalability. By utilizing either an OpenAPI Specification or one of the provided API frameworks, Cloud Endpoints equips you with essential tools for every stage of API development while offering valuable insights via Cloud Logging, Cloud Monitoring, and Cloud Trace. You can manage access to your API and authenticate each request using JSON Web Tokens and Google API keys. Additionally, seamless integration with Auth0 and Firebase Authentication enables user identification for your web or mobile applications. The Extensible Service Proxy guarantees security and analytics in under 1 millisecond per request. You can effortlessly deploy your API using App Engine and Google Kubernetes Engine or incorporate our proxy container into your Kubernetes setup. Furthermore, you can track essential operational metrics through the Google Cloud Console and obtain deeper insights into user behavior and usage patterns utilizing Cloud Trace, Cloud Logging, and BigQuery. This comprehensive approach ensures that your APIs are not only secure but also optimized for performance and usability. -
45
Specmatic
Specmatic
$2500 per month (50 seats)Specmatic offers a no-code, specification-driven, and visual approach to API testing by leveraging API specifications to automatically execute positive and negative tests. Specmatic Studio offers broad format and protocol support across REST, SOAP, GraphQL, gRPC, WebSockets, and asynchronous messaging systems (message queues and event-driven APIs). Specmatic Studio utilizes specifications as the single source of truth for contract testing, service virtualization (mocking), workflow testing and resiliency testing. It enables backward compatibility testing which detects breaking changes to APIs at design time and in CI, helping teams prevent consumer-impacting regressions before deployment. Specmatic Genie uses API requirements to assist with API design and enables interactive validation of the API specification prior to generating an MCP server. Specmatic MCP Auto-Test generates test cases for JSON validation and tool calls. Specmatic focuses on functional correctness, contract compliance, resiliency, and compatibility testing. It offers open-source testing tools for OpenAPI, MCP and SOAP. Postman collections can be imported to aid specification creation and test generation.