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OpenAPI Initiative

GUI Editors

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Name Description Home Repo 3.1? 3.0? 2.0? Stars Properties
JetBrains tools (IntelliJ IDEA, PyCharm etc.) JetBrains development tools like IntelliJ IDEA, PyCharm and others come with a bundled *OpenAPI Specifications* plugin. The plugin allows you to write the OpenAPI specifications and supports you with validations, formatting, code-completion etc. It supports a *text view* as well as a rendered SwaggerUI-like *graphical interface*. Link No No Yes Yes N/A
Api-Fiddle Opinionated API design platform built for collaboration and exploration. Create API designs for technical documents, specifications, and reviews. Link No Yes No No N/A
Stoplight Studio Stoplight Studio is a powerful GUI/text editor with linting and mocking built right in. The desktop version has been discontinued, but it runs in the browser, powered by your existing GitHub, GitLab, or BitBucket repos. Link No Yes Yes Yes N/A
Hackolade Hackolade(https://hackolade.com) plugin for OpenAPI 3 API documentation Link Link Yes Yes Yes 18
Apicurio Studio Open Source API Design Link Link No Yes Yes 1033
OAIE Sketch OpenAPI Visual Editor Link Link No Yes No 69
OpenAPI Designer OpenAPI Designer is an easy-to-use, free, web-based, codeless description document editor with JSON and YAML outputs. Link No Yes Yes No N/A
ApiBldr Web-Based API Designer for OpenAPI (swagger) and AsyncAPI specifications. Link No No Yes Yes N/A
RestCase Designer A design-first API managment platform with WYSIWYG API Designer for OpenAPI and AsyncAPI specifications. Link No No Yes Yes N/A
Frogment Editor A free openAPI spec editor and linter that breaks down your spec into fragments to make editing easier and more intuituve. Link No Yes Yes No N/A
Flotiq - headless CMS with OpenAPI support Visually define your Content Types, Flotiq automatically generates your own OpenAPI v3 compatible endpoints, SDKs and Postman collections. Link No No Yes No N/A
Zuplo (OpenAPI-based gateway and documentation) Zuplo is an API gateway designed for developers. Natively powered by OpenAPI (3.1 or 3.0), zuplo offers an OpenAPI design surface, API documentation and a serverless, programmable edge gateway that includes request validation, auth, rate-limiting and more. Link No Yes Yes No N/A
APIGit the native Git based collaboration platform for API design, document, mock, testing and share. Link Link Yes Yes Yes N/A
Xapi Platform Xapi is an integrated platform that enables you to implement a streamlined API-first design strategy with standardized API artifacts and collaborative teams. Link No Yes No No N/A
Apitive Studio A platform for Digital Product Managers and API Consultants to design REST APIs with in-built mock and documentation. Link No No Yes Yes N/A
RepreZen API Studio RepreZen API Studio is an integrated workbench that brings API-first design into focus for your whole team, harmonizes your API designs, and generates APIs that click into client apps. Link No No Yes Yes N/A
JSON Designer Visualize JSON models from imported OpenAPI YAML. Edit models and export OpenAPI YAML. Link No No Yes No N/A