head to head · open source
openapi-generator vs aktools
openapi-generator has 26,846 GitHub stars, 7,748 forks, 5,819 open issues and last shipped yesterday. aktools has 1,547 stars, 246 forks, 2 open issues and last shipped yesterday. openapi-generator leads on adoption by 1,635% (26,846 vs 1,547 stars). openapi-generator is written in Java under Apache-2.0; aktools is written in Python under MIT. openapi-generator has attracted 29% as many forks as stars, aktools 16%. openapi-generator was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (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 | aktools | |
|---|---|---|
| GitHub stars | ★ 27K | ★ 1.5K |
| License | Apache-2.0 | MIT |
| Written in | Java | Python |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 7.7K | ⑂ 246 |
| 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 aktools if
- You want the aktools feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and aktools fits your workflow better
About openapi-generator
OpenAPI Generator Master ( 7.27.0 ): :star::star::star: If you would like to contribute, please refer to guidelines and a list of open tasks. :star::star::star: :bangbang: To migrate from Swagger Codegen to OpenAPI Generator, please refer to the migration guide :bangbang: :notebook with decorative cover: For more information, please refer to the Wiki page and FAQ :notebook with decorative cover: :notebook with decorative cover: The eBook A Beginner's Guide to Code Generation for REST APIs is a good starting point for beginners :notebook with decorative cover: :warning: If the OpenAPI spec, templates or any input…
read the full openapi-generator overview →
About aktools
AKTools AKTools is a package of HTTP API for AKShare! It depends on AKShare, FastAPI and Typer. AKTools 是一款用于快速搭建 AKShare HTTP API 的工具，通过 AKTools 可以利用一行命令来启动 HTTP 服务，从而让原本专属服务于 Python 用户的开源财经数据接口库 AKShare 的使用 突破编程语言的限制。无论您使用的是 C/C++、Java、Go、Rust、Ruby、PHP、JavaScript、R、Matlab、Stata 等编程语言或软件都可以快速、轻松获取财经数据，助力您更好地展开研究和开发工作。 AKTools 中文文档 Installation Upgrade AKShare Please visit AKShare's Documentation FastAPI Please visit FastAPI's Documentation Typer Please visit Typer's Documentation Fast Run 1. just type the cmd/bash command: python m aktools 2. then type in your Chrome and you can fetch your homepage and more…
read the full aktools overview →
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Frequently asked questions
Is openapi-generator or aktools more popular?
openapi-generator has 26,846 GitHub stars and aktools has 1,547. openapi-generator has the larger community by that measure.
Are openapi-generator and aktools free?
Both are open source. openapi-generator is licensed under Apache-2.0 and aktools under MIT. Neither carries a licence fee.
What is the difference between openapi-generator and aktools?
openapi-generator is written in Java and aktools 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 aktools?
Choose openapi-generator if you want the larger community (26,846 stars) or its Apache-2.0 licence terms. Choose aktools if its feature set, stack or MIT licence fits better. Both are self-hostable.