head to head · open source
Hoppscotch vs dev-proxy
Hoppscotch has 80,331 GitHub stars, 6,110 forks, 820 open issues and last shipped 2 days ago. dev-proxy has 831 stars, 89 forks, 36 open issues and last shipped yesterday. Hoppscotch leads on adoption by 9,567% (80,331 vs 831 stars). Hoppscotch is written in TypeScript under MIT; dev-proxy is written in C# under MIT. Hoppscotch has attracted 8% as many forks as stars, dev-proxy 11%. dev-proxy was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 3 topic tags (api-testing, developer-tools, http), so they are genuine substitutes rather than adjacent tools.
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 | dev-proxy | |
|---|---|---|
| GitHub stars | ★ 80K | ★ 831 |
| License | MIT | MIT |
| Written in | TypeScript | C# |
| Last push | 2026-09-16 | 2026-09-17 |
| Forks | ⑂ 6.1K | ⑂ 89 |
| 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 dev-proxy if
- You want the dev-proxy feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches C#
- You evaluated both and dev-proxy 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 dev-proxy
Dev Proxy is an open source, command line API simulator maintained under the .NET Foundation and written in C . It intercepts network requests, which means it works with any type of application and any technology stack rather than being tied to one language or framework. It is free to use and licensed under MIT, with the source living in the developer tools and API testing corner of the .NET ecosystem.
read the full dev-proxy overview →
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Frequently asked questions
Is Hoppscotch or dev-proxy more popular?
Hoppscotch has 80,331 GitHub stars and dev-proxy has 831. Hoppscotch has the larger community by that measure.
Are Hoppscotch and dev-proxy free?
Both are open source. Hoppscotch is licensed under MIT and dev-proxy under MIT. Neither carries a licence fee.
What is the difference between Hoppscotch and dev-proxy?
Hoppscotch is written in TypeScript and dev-proxy 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 dev-proxy?
Choose Hoppscotch if you want the larger community (80,331 stars) or its MIT licence terms. Choose dev-proxy if its feature set, stack or MIT licence fits better. Both are self-hostable.