Project comparison
Compare adoption, momentum, maintenance health, and project basics before choosing which tool to evaluate deeper.
NeMo Guardrails is an open-source toolkit for easily adding programmable guardrails to LLM-based conversational systems.
The agent that grows with you
Hermes Agent has the larger GitHub footprint with 144.7K stars.
Guardrails is currently growing faster at 0 stars this week.
Hermes Agent has the stronger health score at 80/100.
| Signal | Guardrails | Hermes Agent |
|---|---|---|
| GitHub stars | 6.1K | 144.7K |
| Weekly growth | 0 | 0 |
| Health score | 56 | 80 |
| Contributors | 115 | 1.0K |
| Commits per week | 10.0 | 610.4 |
| Open issues | 145 | 10.2K |
| Language |
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| Python |
| Python |
| License | NOASSERTION | MIT |
|---|
| Last commit | 19h ago | 15h ago |
|---|
| Last release | v0.21.0 | v2026.5.7 |
|---|