Hoppscotch vs Scalar
Comparing two open source alternatives to Postman and Apidog and Paw and Thunder Client and SwaggerHub and Stoplight. Use the comparison below to decide which one fits your needs.
Hoppscotch
MITOpen source API development ecosystem - https://hoppscotch.io (open-source alternative to Postman, Insomnia)
Scalar
MITScalar is an open-source API platform: 🌐 Modern Rest API Client 📖 Beautiful API References ✨ 1st-Class OpenAPI/Swagger Support
Side-by-side comparison
| Hoppscotch | Scalar | |
|---|---|---|
| License | MIT | MIT |
| Self-hostable | No | No |
| GitHub Stars | 80,213 | 16,063 |
| Forks | 6,088 | 929 |
| Open Issues | 812 | 78 |
| Last Commit | Aug 31, 2026 | Sep 5, 2026 |
| First Released | Aug 21, 2019 | Aug 16, 2023 |
| Categories | ||
| Tags |
GitHub stars over time
GitHub stars over time
Similar open source alternatives
HTTPie
Open-source command-line and desktop HTTP client with intuitive syntax, JSON support, and built-in auth — a developer-friendly Postman alternative.
Postman
Bruno
Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)
Postman
Hurl
Run and test HTTP requests with plain text — a simple yet powerful command-line tool for API testing.
Postman
Insomnia
The open-source, cross-platform API client for GraphQL, REST, WebSockets, SSE and gRPC. With Cloud, Local and Git storage.
Postman
Yaak
The most intuitive desktop API client. Organize and execute REST, GraphQL, WebSockets, Server Sent Events, and gRPC 🦬
Postman
Voiden
Design, test and document APIs in plain Markdown with a git-native, offline-first approach.
Postman