Comparison
Perenna vs ECC
ECC has more GitHub stars (280,199 vs 61). ECC was updated more recently (last commit 6h ago). Data comes straight from GitHub and refreshes daily.
Perenna
A lightweight, Git-backed permanent memory for AI agents.
$
uvx vexor init
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 | Perenna | ECC |
|---|---|---|
| Type | MCP server | MCP server |
| GitHub stars | 61 | 280,199 |
| Stars, last 7 days | n/a | n/a |
| Forks | 3 | 41,674 |
| Upvotes | 0 | 0 |
| Language | Python | JavaScript |
| License | MIT | MIT |
| Last commit | 1mo ago | 6h ago |
| Created | Aug 2026 | Jan 2026 |
| Categories | Memory & knowledge, AI & LLM tooling, Dev tools | AI & LLM tooling, Memory & knowledge, Security |