head to head · open source
giskard-oss vs xalgorix
giskard-oss has 5,830 GitHub stars, 537 forks, 64 open issues and last shipped 2 days ago. xalgorix has 1,110 stars, 196 forks, 2 open issues and last shipped yesterday. giskard-oss leads on adoption by 425% (5,830 vs 1,110 stars). giskard-oss is written in Python under Apache-2.0; xalgorix is written in Go under Apache-2.0. giskard-oss has attracted 9% as many forks as stars, xalgorix 18%. xalgorix was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (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
| giskard-oss | xalgorix | |
|---|---|---|
| GitHub stars | ★ 5.8K | ★ 1.1K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Python | Go |
| Last push | 2026-09-18 | 2026-09-19 |
| Forks | ⑂ 537 | ⑂ 196 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick giskard-oss if
- You weight community size — 5.8K 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 xalgorix if
- You want the xalgorix feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Go
- You evaluated both and xalgorix fits your workflow better
About giskard-oss
Giskard OSS is an open source Python library for evaluating, red teaming and testing LLM agents and RAG pipelines, built for developers, ML engineers and AI security teams that need reproducible checks on non deterministic systems.
read the full giskard-oss overview →
About xalgorix
Xalgorix is an open source, self hosted autonomous AI penetration testing platform for security teams, pentesters, and bug bounty hunters who want every reported finding independently re exploited as proof instead of triaged as a maybe.
read the full xalgorix overview →
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Frequently asked questions
Is giskard-oss or xalgorix more popular?
giskard-oss has 5,830 GitHub stars and xalgorix has 1,110. giskard-oss has the larger community by that measure.
Are giskard-oss and xalgorix free?
Both are open source. giskard-oss is licensed under Apache-2.0 and xalgorix under Apache-2.0. Neither carries a licence fee.
What is the difference between giskard-oss and xalgorix?
giskard-oss is written in Python and xalgorix in Go. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, giskard-oss or xalgorix?
Choose giskard-oss if you want the larger community (5,830 stars) or its Apache-2.0 licence terms. Choose xalgorix if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.