head to head · open source
openapi-generator vs Integuru
openapi-generator has 26,752 GitHub stars, 7,678 forks, 5,752 open issues and last shipped 3 days ago. Integuru has 4,766 stars, 382 forks, 24 open issues and last shipped 3 months ago. openapi-generator leads on adoption by 461% (26,752 vs 4,766 stars). openapi-generator is written in Java under Apache-2.0; Integuru is written in Python under AGPL-3.0. openapi-generator has attracted 29% as many forks as stars, Integuru 8%. openapi-generator was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (api, openapi), 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
| openapi-generator | Integuru | |
|---|---|---|
| GitHub stars | ★ 27K | ★ 4.8K |
| License | Apache-2.0 | AGPL-3.0 |
| Written in | Java | Python |
| Last push | 2026-09-17 | 2026-06-24 |
| Forks | ⑂ 7.7K | ⑂ 382 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick openapi-generator if
- You weight community size — 27K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Java
- You value the larger contributor base for long-term maintenance
pick Integuru if
- You want the Integuru feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches Python
- You evaluated both and Integuru fits your workflow better
About openapi-generator
OpenAPI Generator is an Apache 2.0 licensed Java tool that generates API client libraries, server stubs, documentation, and configuration automatically from an OpenAPI Specification, and it is built for development teams that keep a machine readable API description and want generated code to stay in step with it.
read the full openapi-generator overview →
About Integuru
Integuru is an open source Python AI agent that builds permissionless integrations by reverse engineering platforms' internal APIs, aimed at developers who need to automate a platform that provides no public API of its own.
read the full Integuru overview →
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Frequently asked questions
Is openapi-generator or Integuru more popular?
openapi-generator has 26,752 GitHub stars and Integuru has 4,766. openapi-generator has the larger community by that measure.
Are openapi-generator and Integuru free?
Both are open source. openapi-generator is licensed under Apache-2.0 and Integuru under AGPL-3.0. Neither carries a licence fee.
What is the difference between openapi-generator and Integuru?
openapi-generator is written in Java and Integuru in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, openapi-generator or Integuru?
Choose openapi-generator if you want the larger community (26,752 stars) or its Apache-2.0 licence terms. Choose Integuru if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.