Insomnia
Kong/insomnia
An open-source alternative to Postman.
The open-source, cross-platform API client for GraphQL, REST, WebSockets, SSE and gRPC. With Cloud, Local and Git storage. (from the repository)
- Stars
- 40,057
- Licence
- Apache-2.0
- Last push
- 2026-10-19
- Written in
- TypeScript
Is it alive?
Four readings from the repository, each with the rule behind it. No blended score.
Activity
Active
Last push 9 days ago
Active: pushed within 90 days. Slowing: within a year. Quiet: longer.
Releases
Recent
core@13.3.1, 19 days ago
Recent: a tagged release within six months. Some projects ship from the main branch and never tag.
Issues
82% closed
746 open · 3,306 closed
Share of all issues ever filed that are now closed. Under 20 issues is too few to read.
Momentum
+28 in 9 days
40,057 stars
Change in stars across our daily readings, over up to 30 days. Needs a week of readings.
What a business may do with it
PermissiveApache-2.0
Use, change and sell it, including inside a closed product. Keep the copyright notice.
This describes the licence family GitHub identified, not legal advice about this project. The repository’s own LICENSE file is what binds you.
Run it yourself
Insomnia’s README does not show a docker run, docker compose up or helm install in a code block, so this page will not guess one. It may be a desktop app, a library, or documented on its website.
Insomnia against the other open-source options
Every project offered against Postman, most-starred first.
| Project | Stars | Activity | Licence | Self-host | Language |
|---|---|---|---|---|---|
 Hoppscotch | 80,654 | Active | Permissive | ○ | TypeScript |
 Insomnia (this page) | 40,057 | Active | Permissive | ○ | TypeScript |
 Karate | 8,988 | Active | Permissive | ○ | Java |
 Milkman | 1,342 | Active | Permissive | ○ | Java |
Where this page comes from
- Stars, licence, activity, issues, releases and the self-host command are read from the repository. 2026-10-19
- The pairing with Postman and the category come from opensourcealternative.to, a community directory of open-source alternatives. We re-read it weekly.
- Star momentum comes from our own daily readings of the repository. How we collect data