Comparison
Excel MCP Server vs ECC
ECC has more GitHub stars (279,581 vs 4,241). ECC was updated more recently (last commit 2d ago). Data comes straight from GitHub and refreshes daily.
Excel MCP Server
Excel MCP server: let AI (Claude, Cursor, Codex) create and edit Excel files with charts, PivotTables, slicers and formulas. No Excel required.
$
claude mcp add excel --scope user -- uvx excel-mcp-server stdio --allow-dir /path/to/workbooks
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 | Excel MCP Server | ECC |
|---|---|---|
| Type | MCP server | MCP server |
| GitHub stars | 4,241 | 279,581 |
| Stars, last 7 days | — | — |
| Forks | 469 | 41,600 |
| Upvotes | 0 | 0 |
| Language | Python | JavaScript |
| License | MIT | MIT |
| Last commit | 4d ago | 2d ago |
| Created | Feb 2025 | Jan 2026 |
| Categories | Productivity, AI & LLM tooling, Memory & knowledge | AI & LLM tooling, Memory & knowledge, Security |