Comparison
Nav Substrate vs ECC
ECC has more GitHub stars (280,199 vs 0). ECC was updated more recently (last commit 6h ago). Data comes straight from GitHub and refreshes daily.
Nav Substrate
Relativistic navigation calcs for agents: time dilation, trip planning, chronometry, gamma.
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uvx nav-substrate-mcp
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 | Nav Substrate | ECC |
|---|---|---|
| Type | MCP server | MCP server |
| GitHub stars | 0 | 280,199 |
| Stars, last 7 days | n/a | n/a |
| Forks | 0 | 41,674 |
| Upvotes | 0 | 0 |
| Language | n/a | JavaScript |
| License | n/a | MIT |
| Last commit | n/a | 6h ago |
| Created | n/a | Jan 2026 |
| Categories | n/a | AI & LLM tooling, Memory & knowledge, Security |