head to head · open source
Hoppscotch vs WebApiClient
Hoppscotch has 80,336 GitHub stars, 6,112 forks, 820 open issues and last shipped 3 days ago. WebApiClient has 2,136 stars, 445 forks, 14 open issues and last shipped 2 months ago. Hoppscotch leads on adoption by 3,661% (80,336 vs 2,136 stars). Hoppscotch is written in TypeScript under MIT; WebApiClient is written in C# under MIT. Hoppscotch has attracted 8% as many forks as stars, WebApiClient 21%. Hoppscotch was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Hoppscotch | WebApiClient | |
|---|---|---|
| GitHub stars | ★ 80K | ★ 2.1K |
| License | MIT | MIT |
| Written in | TypeScript | C# |
| Last push | 2026-09-16 | 2026-07-17 |
| Forks | ⑂ 6.1K | ⑂ 445 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Hoppscotch if
- You weight community size — 80K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick WebApiClient if
- You want the WebApiClient feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches C#
- You evaluated both and WebApiClient fits your workflow better
About Hoppscotch
Hoppscotch is an open source API development ecosystem that provides a full featured client for designing, testing, and documenting APIs. It operates as a web based application, desktop app, and CLI tool, supporting offline, on premises, and cloud deployments. Built with TypeScript and licensed under MIT, it serves as a direct open source alternative to proprietary tools like Postman and Insomnia.
read the full Hoppscotch overview →
About WebApiClient
WebApiClient is an MIT licensed C REST API client library for .NET developers who declare HTTP endpoints as interfaces instead of hand writing HttpClient plumbing.
read the full WebApiClient overview →
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Frequently asked questions
Is Hoppscotch or WebApiClient more popular?
Hoppscotch has 80,336 GitHub stars and WebApiClient has 2,136. Hoppscotch has the larger community by that measure.
Are Hoppscotch and WebApiClient free?
Both are open source. Hoppscotch is licensed under MIT and WebApiClient under MIT. Neither carries a licence fee.
What is the difference between Hoppscotch and WebApiClient?
Hoppscotch is written in TypeScript and WebApiClient in C#. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Hoppscotch or WebApiClient?
Choose Hoppscotch if you want the larger community (80,336 stars) or its MIT licence terms. Choose WebApiClient if its feature set, stack or MIT licence fits better. Both are self-hostable.