head to head · open source
Hoppscotch vs open-connector
Hoppscotch has 80,331 GitHub stars, 6,110 forks, 820 open issues and last shipped 2 days ago. open-connector has 5,796 stars, 505 forks, 0 open issues and last shipped yesterday. Hoppscotch leads on adoption by 1,286% (80,331 vs 5,796 stars). Hoppscotch is written in TypeScript under MIT; open-connector is written in TypeScript under Apache-2.0. Hoppscotch has attracted 8% as many forks as stars, open-connector 9%. open-connector 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 | open-connector | |
|---|---|---|
| GitHub stars | ★ 80K | ★ 5.8K |
| License | MIT | Apache-2.0 |
| Written in | TypeScript | TypeScript |
| Last push | 2026-09-16 | 2026-09-17 |
| Forks | ⑂ 6.1K | ⑂ 505 |
| 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 open-connector if
- You want the open-connector feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and open-connector 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 open-connector
OpenConnector is an open source auth gateway that connects more than a thousand SaaS providers to AI agents through a Connector SDK, the oo CLI, MCP, HTTP/OpenAPI, and a Web Console, and it is built for developers and teams wiring durable app access into agent products.
read the full open-connector overview →
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Frequently asked questions
Is Hoppscotch or open-connector more popular?
Hoppscotch has 80,331 GitHub stars and open-connector has 5,796. Hoppscotch has the larger community by that measure.
Are Hoppscotch and open-connector free?
Both are open source. Hoppscotch is licensed under MIT and open-connector under Apache-2.0. Neither carries a licence fee.
What is the difference between Hoppscotch and open-connector?
Hoppscotch is written in TypeScript and open-connector in TypeScript. 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 open-connector?
Choose Hoppscotch if you want the larger community (80,331 stars) or its MIT licence terms. Choose open-connector if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.