Comparison
Hol Guard vs ECC
ECC has more GitHub stars (279,762 vs 897). Hol Guard was updated more recently (last commit 11h ago). Data comes straight from GitHub and refreshes daily.
Hol Guard
Open-source antivirus for AI agents: block risky tools, secret access, prompt injection, malicious packages, MCP servers, plugins, and skills at runtime.
$
pipx install hol-guard
ECC
The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.
$
/plugin marketplace add https://github.com/affaan-m/ECC| Metric | Hol Guard | ECC |
|---|---|---|
| Type | MCP server | MCP server |
| GitHub stars | 897 | 279,762 |
| Stars, last 7 days | n/a | n/a |
| Forks | 159 | 41,620 |
| Upvotes | 0 | 0 |
| Language | Python | JavaScript |
| License | Apache-2.0 | MIT |
| Last commit | 11h ago | 3d ago |
| Created | Mar 2026 | Jan 2026 |
| Categories | AI & LLM tooling, Security | AI & LLM tooling, Memory & knowledge, Security |