head to head · open source
open-kritt vs ADR
open-kritt has 2,152 GitHub stars, 370 forks, 7 open issues and last shipped 5 days ago. ADR has 1,575 stars, 148 forks, 6 open issues and last shipped yesterday. open-kritt leads on adoption by 37% (2,152 vs 1,575 stars). open-kritt is written in JavaScript under AGPL-3.0; ADR is written in Python under Apache-2.0. open-kritt has attracted 17% as many forks as stars, ADR 9%. ADR was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (ai-agents, ai-security), 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
| open-kritt | ADR | |
|---|---|---|
| GitHub stars | ★ 2.2K | ★ 1.6K |
| License | AGPL-3.0 | Apache-2.0 |
| Written in | JavaScript | Python |
| Last push | 2026-09-15 | 2026-09-19 |
| Forks | ⑂ 370 | ⑂ 148 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick open-kritt if
- You weight community size — 2.2K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick ADR if
- You want the ADR feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and ADR fits your workflow better
About open-kritt
open kritt is an open source, self hosted AI vulnerability research tool written in JavaScript and licensed under AGPL 3.0. It lives in the AI security and vulnerability research ecosystem, using language models to inspect code for security issues. The project orchestrates AI agents instead of asking one model to review an entire repository in a single pass.
read the full open-kritt overview →
About ADR
ADR is an open source enterprise security system for AI agents. It is built in Python under the Apache 2.0 license and lives in the AI security and privacy ecosystem. It targets employee facing coding agents such as Cursor, Claude Code, Codex, GitHub Copilot CLI, and DeepSeek Harness, and customer facing agents such as AI support agents.
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Frequently asked questions
Is open-kritt or ADR more popular?
open-kritt has 2,152 GitHub stars and ADR has 1,575. open-kritt has the larger community by that measure.
Are open-kritt and ADR free?
Both are open source. open-kritt is licensed under AGPL-3.0 and ADR under Apache-2.0. Neither carries a licence fee.
What is the difference between open-kritt and ADR?
open-kritt is written in JavaScript and ADR 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, open-kritt or ADR?
Choose open-kritt if you want the larger community (2,152 stars) or its AGPL-3.0 licence terms. Choose ADR if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.