Comparison
Magic Envelope vs ECC
ECC has more GitHub stars (279,762 vs 0). ECC was updated more recently (last commit 3d ago). Data comes straight from GitHub and refreshes daily.
Magic Envelope
Create and send invitations and letters in a sealed envelope, one personal link per guest.
$
claude mcp add --transport http magic-envelope https://magic-envelope.com/api/mcp
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 | Magic Envelope | ECC |
|---|---|---|
| Type | MCP server | MCP server |
| GitHub stars | 0 | 279,762 |
| Stars, last 7 days | n/a | n/a |
| Forks | 0 | 41,620 |
| Upvotes | 0 | 0 |
| Language | n/a | JavaScript |
| License | n/a | MIT |
| Last commit | n/a | 3d ago |
| Created | n/a | Jan 2026 |
| Categories | n/a | AI & LLM tooling, Memory & knowledge, Security |