head to head · open source
OpenAPI-Specification vs Integuru
OpenAPI-Specification has 31,295 GitHub stars, 9,144 forks, 80 open issues and last shipped 2 days ago. Integuru has 4,791 stars, 378 forks, 24 open issues and last shipped 4 months ago. OpenAPI-Specification leads on adoption by 553% (31,295 vs 4,791 stars). OpenAPI-Specification is written in Markdown under Apache-2.0; Integuru is written in Python under AGPL-3.0. OpenAPI-Specification has attracted 29% as many forks as stars, Integuru 8%. OpenAPI-Specification was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (apis, 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-Specification | Integuru | |
|---|---|---|
| GitHub stars | ★ 31K | ★ 4.8K |
| License | Apache-2.0 | AGPL-3.0 |
| Written in | Markdown | Python |
| Last push | 2026-11-03 | 2026-06-24 |
| Forks | ⑂ 9.1K | ⑂ 378 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick OpenAPI-Specification if
- You weight community size — 31K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Markdown
- 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-Specification
The OpenAPI Specification The OpenAPI Specification is a community driven open specification within the OpenAPI Initiative, a Linux Foundation Collaborative Project. The OpenAPI Specification (OAS) defines a standard, programming language agnostic interface description for HTTP APIs. This allows both humans and computers to discover and understand the capabilities of a service without requiring access to source code, additional documentation, or inspection of network traffic. When properly defined via OpenAPI, a consumer can understand and interact with the remote service with a minimal amount of implementation…
read the full OpenAPI-Specification overview →
About Integuru
Integuru v0 This repo contains the earliest version of the Integuru agent we released publicly. It shows the original approach: using browser network requests to generate runnable integration code for platforms without official APIs. We've kept building since then. The newest version of Integuru is available at www.integuru.com. Integuru v0 in Action What Integuru v0 Does You use to generate a file containing all browser network requests, a file with the cookies, and write a prompt describing the action triggered in the browser. The agent outputs runnable Python code that hits the platform's internal endpoints…
read the full Integuru overview →
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Frequently asked questions
Is OpenAPI-Specification or Integuru more popular?
OpenAPI-Specification has 31,295 GitHub stars and Integuru has 4,791. OpenAPI-Specification has the larger community by that measure.
Are OpenAPI-Specification and Integuru free?
Both are open source. OpenAPI-Specification is licensed under Apache-2.0 and Integuru under AGPL-3.0. Neither carries a licence fee.
What is the difference between OpenAPI-Specification and Integuru?
OpenAPI-Specification is written in Markdown 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-Specification or Integuru?
Choose OpenAPI-Specification if you want the larger community (31,295 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.