head to head · open source
Bruno vs serverless-java-container
Bruno has 47,027 GitHub stars, 2,890 forks, 1,831 open issues and last shipped yesterday. serverless-java-container has 1,564 stars, 574 forks, 113 open issues and last shipped 28 days ago. Bruno leads on adoption by 2,907% (47,027 vs 1,564 stars). Bruno is written in JavaScript under MIT; serverless-java-container is written in Java under Apache-2.0. Bruno has attracted 6% as many forks as stars, serverless-java-container 37%. Bruno was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (rest-api), 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 | serverless-java-container | |
|---|---|---|
| GitHub stars | ★ 47K | ★ 1.6K |
| License | MIT | Apache-2.0 |
| Written in | JavaScript | Java |
| Last push | 2026-09-17 | 2026-08-21 |
| Forks | ⑂ 2.9K | ⑂ 574 |
| 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 serverless-java-container if
- You want the serverless-java-container feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Java
- You evaluated both and serverless-java-container 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 serverless-java-container
Serverless Java container The aws serverless java container makes it easy to run Java applications written with frameworks such as Spring, Spring Boot, Apache Struts, Jersey, or Spark in AWS Lambda. Serverless Java Container natively supports API Gateway's proxy integration models for requests and responses, you can create and inject custom models for methods that use custom mappings. Currently the following versions are maintained: Follow the quick start guides in our wiki to integrate Serverless Java Container with your project: Spring quick start Spring Boot 2 quick start Spring Boot 3 quick start Spring Boot …
read the full serverless-java-container overview →
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Frequently asked questions
Is Bruno or serverless-java-container more popular?
Bruno has 47,027 GitHub stars and serverless-java-container has 1,564. Bruno has the larger community by that measure.
Are Bruno and serverless-java-container free?
Both are open source. Bruno is licensed under MIT and serverless-java-container under Apache-2.0. Neither carries a licence fee.
What is the difference between Bruno and serverless-java-container?
Bruno is written in JavaScript and serverless-java-container in Java. 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 serverless-java-container?
Choose Bruno if you want the larger community (47,027 stars) or its MIT licence terms. Choose serverless-java-container if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.