head to head · open source
ACI.dev vs Convertigo
ACI.dev has 4,891 GitHub stars, 485 forks, 63 open issues and last shipped 4 months ago. Convertigo has 385 stars, 71 forks, 43 open issues and last shipped yesterday. ACI.dev leads on adoption by 1,170% (4,891 vs 385 stars). ACI.dev is written in Python under Apache-2.0; Convertigo is written in Java under a custom or non-standard licence. ACI.dev has attracted 10% as many forks as stars, Convertigo 18%. Convertigo was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (ai), 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
| ACI.dev | Convertigo | |
|---|---|---|
| GitHub stars | ★ 4.9K | ★ 385 |
| License | Apache-2.0 | Custom / other |
| Written in | Python | Java |
| Last push | 2026-05-28 | 2026-09-17 |
| Forks | ⑂ 485 | ⑂ 71 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick ACI.dev if
- You weight community size — 4.9K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick Convertigo if
- You want the Convertigo feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches Java
- You evaluated both and Convertigo fits your workflow better
About ACI.dev
ACI.dev is an open source tool calling platform that connects more than 600 tools to any agentic IDE or custom AI agent. It lives in the Python ecosystem and is released under the Apache 2.0 license, with the backend, developer portal, and integrations all published as open source. Agents reach tools either through direct function calling or through a Unified Model Context Protocol (MCP) server, and the same capabilities are also exposed through a lightweight Python SDK and a TypeScript SDK that work with any LLM framework.
read the full ACI.dev overview →
About Convertigo
Convertigo is an open source, AI driven low code and no code platform for building and running full stack enterprise web, mobile, and PWA business applications, aimed at professional developers who program back end microservice workflows and at non technical citizen developers who assemble form based apps.
read the full Convertigo overview →
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Frequently asked questions
Is ACI.dev or Convertigo more popular?
ACI.dev has 4,891 GitHub stars and Convertigo has 385. ACI.dev has the larger community by that measure.
Are ACI.dev and Convertigo free?
Both are open source. ACI.dev is licensed under Apache-2.0, and Convertigo has no licence declared in this registry. Both are free to self-host.
What is the difference between ACI.dev and Convertigo?
ACI.dev is written in Python and Convertigo 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, ACI.dev or Convertigo?
Choose ACI.dev if you want the larger community (4,891 stars) or its Apache-2.0 licence terms. Choose Convertigo if its feature set, stack or Custom / other licence fits better. Both are self-hostable.