Swagger Codegen Alternatives & Competitors

Widdershins is an open-source, easy to use Semoasa/ OpenAPI/ AsyncAPI/ definition to ReSlate/Slate compatible markdown released under the MIT License.

Key Widdershins features:

OpenAPI to Slate Conversion Customization Flexibility Support for Multiple Formats Active Community

OpenAPI Generator enables you to generate documentation, clients, and servers from OpenAPI 2.0/3.x documents without hassle.

Key OpenAPI Generator features:

Wide Language Support Customizability Active Community Comprehensive Documentation

Open Source

GhostMyData continuously scans 1,500+ data brokers, removes your exposed data, and automatically re-removes it when brokers re-collect. Free scan, no credit card.

Key GhostMyData features:

Data Broker Coverage CCPA Legal Requests Removal Verification Continuous Monitoring

Try for free freemium $119.88 / Annually

API Transformer is a powerful solution that enables you to Transform API specifications to any format.

Key API Transformer features:

Cross-Platform Compatibility Time-Saving Ease of Use Support for Multiple Formats

API Spec Converter is an open-source solution that enables you to transform API descriptions between major formats like WADL, OpenAPI (fka Swagger), API Blueprint, RAML, and more.

Key API Spec Converter features:

Format Support Ease of Use Open Source Browser-Based

Design, debug, test, and mock APIs locally, on Git, or cloud. Build better APIs collaboratively for the most popular protocols with a dev‑friendly UI, built-in automation, and an extensible plugin ecosystem.

Key Insomnia REST features:

User-Friendly Interface Support for Multiple Protocols Environment Management Custom Plugins and Themes

Open Source

Swagger UI is a dependency-free collection of HTML, Javascript, and CSS assets that dynamically generate beautiful documentation from a Swag.

Key Swagger UI features:

Interactive API Documentation Automated Documentation Generation Standardization Comprehensive Testing

The Collaboration Platform for API Development.

Key Postman features:

User-Friendly Interface Collaboration Comprehensive Testing Tools Extensive API Documentation

Open Source

Paw is a REST client for Mac.

Key RapidAPI for Mac features:

User Interface Team Collaboration Advanced Request Capabilities Extensions and Plugins

AutoRestCodeGenerator is an open-source OpenAPI (f.k.a Swagger) Specification code generator released under the MIT License that supports Python, C#, TypeScript, PowerShell, Go, Node.js, and Java.

Key AutoRestCodeGenerator features:

Automation Consistency Time-Saving Up-to-date Client Libraries

Log, monitor and measure your API usage to solve API problems fast.

Key Runscope features:

Ease of Use Comprehensive API Testing Automated Testing Detailed Reporting

RAML is a solution that manages an API lifecycle from design to sharing.

Key RAML features:

Human Readability Reusability Modularity Documentation Generation

Open Source

NSwagCodeGenerator is a robust, highly useful, and open-source OpenAPI/Swagger toolchain for TypeScript, .NET, and ASP.NET Core.

Key NSwagCodeGenerator features:

Automatic Client Generation Customizability Consistent API Consumption Integration with Tooling

Intelligent and complete API platform.

Key Apigee features:

Robust API Management Security Features Scalability Analytics and Monitoring