head to head · open source
xalgorix vs hol-guard
xalgorix has 1,295 GitHub stars, 249 forks, 2 open issues and last shipped yesterday. hol-guard has 1,062 stars, 239 forks, 94 open issues and last shipped yesterday. xalgorix leads on adoption by 22% (1,295 vs 1,062 stars). xalgorix is written in Go under Apache-2.0; hol-guard is written in Rust under Apache-2.0. xalgorix has attracted 19% as many forks as stars, hol-guard 23%. 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
| xalgorix | hol-guard | |
|---|---|---|
| GitHub stars | ★ 1.3K | ★ 1.1K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Go | Rust |
| Last push | 2026-11-04 | 2026-11-04 |
| Forks | ⑂ 249 | ⑂ 239 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick xalgorix if
- You weight community size — 1.3K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick hol-guard if
- You want the hol-guard feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Rust
- You evaluated both and hol-guard fits your workflow better
About xalgorix
Xalgorix — Open source AI pentester that proves vulnerabilities Most scanners detect. Xalgorix proves. An autonomous LLM agent works a full pentest methodology, then an independent verifier re exploits every finding before it's reported — so you get proof, not a pile of maybes to triage. Self hosted, private, and bring your own LLM. Built in Go + TypeScript. 🚀 Quick Start · 💡 Why Xalgorix · ✨ Features · 🎯 Use Cases · ☁️ Hosted Cloud · 📖 Docs 📸 Screenshots 🖥️ Self hosted dashboard — runs locally on 127.0.0.1:9137 ☁️ Hosted cloud dashboard — the fully managed version at www.xalgorix.com 🤝 Sponsors Thanks to…
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About hol-guard
HOL Guard: Open Source Antivirus for AI Agents HOL Guard reviews agent actions before they run: shell commands, file access, package installs, and MCP tool calls. It detects secret exposure, destructive operations, prompt injection, and supply chain risks, then allows, blocks, or requests approval according to your policy. Run it locally without an account. Use the CLI and local dashboard to manage protection, resolve approvals, and inspect decision history. Optional Guard Cloud adds shared history, team policy, and fleet management. Get started · Supported agents · Plugin scanner · Documentation · Contribute an…
read the full hol-guard overview →
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Frequently asked questions
Is xalgorix or hol-guard more popular?
xalgorix has 1,295 GitHub stars and hol-guard has 1,062. xalgorix has the larger community by that measure.
Are xalgorix and hol-guard free?
Both are open source. xalgorix is licensed under Apache-2.0 and hol-guard under Apache-2.0. Neither carries a licence fee.
What is the difference between xalgorix and hol-guard?
xalgorix is written in Go and hol-guard in Rust. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, xalgorix or hol-guard?
Choose xalgorix if you want the larger community (1,295 stars) or its Apache-2.0 licence terms. Choose hol-guard if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.