head to head · open source
Bruno vs kiota
Bruno has 47,027 GitHub stars, 2,890 forks, 1,831 open issues and last shipped yesterday. kiota has 3,823 stars, 334 forks, 222 open issues and last shipped yesterday. Bruno leads on adoption by 1,130% (47,027 vs 3,823 stars). Bruno is written in JavaScript under MIT; kiota is written in C# under MIT. Bruno has attracted 6% as many forks as stars, kiota 9%. kiota was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (openapi, openapi3), 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
| Bruno | kiota | |
|---|---|---|
| GitHub stars | ★ 47K | ★ 3.8K |
| License | MIT | MIT |
| Written in | JavaScript | C# |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 2.9K | ⑂ 334 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Bruno if
- You weight community size — 47K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick kiota if
- You want the kiota feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches C#
- You evaluated both and kiota fits your workflow better
About Bruno
Bruno is a lightweight, open source API client and IDE for exploring and testing APIs, built for developers and teams who want their request collections stored as plain text in a folder on their own filesystem rather than in a vendor's cloud.
read the full Bruno overview →
About kiota
Project Kiota is a command line tool for generating an API client to call any OpenAPI described API you are interested in. The goal is to eliminate the need to take a dependency on a different API SDK for every API that you need to call. Kiota API clients provide a strongly typed experience with all the features you expect from a high quality API SDK, but without having to learn a new library for every HTTP API. This library builds on top of the Microsoft.OpenAPI.NET library to ensure comprehensive support for APIs that use OpenAPI descriptions. One of the goals of the project is to provide the best code generato…
read the full kiota overview →
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Frequently asked questions
Is Bruno or kiota more popular?
Bruno has 47,027 GitHub stars and kiota has 3,823. Bruno has the larger community by that measure.
Are Bruno and kiota free?
Both are open source. Bruno is licensed under MIT and kiota under MIT. Neither carries a licence fee.
What is the difference between Bruno and kiota?
Bruno is written in JavaScript and kiota 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, Bruno or kiota?
Choose Bruno if you want the larger community (47,027 stars) or its MIT licence terms. Choose kiota if its feature set, stack or MIT licence fits better. Both are self-hostable.