Comparison
Open Sunsama vs ECC
ECC has more GitHub stars (280,740 vs 98). ECC was updated more recently (last commit 13h ago). Data comes straight from GitHub and refreshes daily.
Open Sunsama
Open-source Sunsama alternative: a daily planner with kanban, time blocking, and focus mode that Claude and ChatGPT can use. One-click MCP connector (OAuth), REST API,…
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git clone https://github.com/ShadowWalker2014/open-sunsama
ECC
The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.
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/plugin marketplace add https://github.com/affaan-m/ECC| Metric | Open Sunsama | ECC |
|---|---|---|
| Type | MCP server | MCP server |
| GitHub stars | 98 | 280,740 |
| Stars, last 7 days | n/a | +541 |
| Forks | 21 | 41,744 |
| Upvotes | 0 | 0 |
| Language | TypeScript | JavaScript |
| License | n/a | MIT |
| Last commit | 4d ago | 13h ago |
| Created | Jan 2026 | Jan 2026 |
| Categories | Mobile & desktop, Memory & knowledge, Productivity | AI & LLM tooling, Memory & knowledge, Security |