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Project comparison
Spec Driven Develop vs ECC
Compare adoption, momentum, maintenance health, and project basics before choosing which tool to evaluate deeper.
Spec Driven Develop
A cross-platform AI agent skill that turns "rewrite this in Rust" or "migrate to microservices" into a disciplined, document-driven workflow — analyze, decompose, track, execute. One SKILL.md, no framework, no runtime. Works with Claude Code, Codex, Cursor, or any agent that reads Markdown.
Best matched with other agent tools.
714
Stars
0
Weekly
37/100
Health
ECC
The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.
Best matched with other agent tools.
272.5K
Stars
+52.6K
Weekly
93/100
Health
Quick Take
Adoption
ECC has the larger GitHub footprint with 272.5K stars.
Momentum
ECC is currently growing faster at +52.6K stars this week.
Maintenance
ECC has the stronger automated maintenance signal at 93/100. This is not a security or fit verdict.
Side-by-side evidence
Use these signals to narrow your choice, then confirm setup, license, and fit upstream.
| Signal | Spec Driven Develop | ECC |
|---|---|---|
| Evidence status | Basic listing· 2026-10-04 09:17 UTC | Verified snapshot· 2026-10-04 09:19 UTC |
| GitHub stars | 714 | 272.5K |
| Weekly growth | 0 | +52.6K |
| Health score | Caution37/100 | Strong93/100 |
| Contributors | 2 | 295 |
| Commits per week | 2.5 | 62.2 |
| Open issues | 0 | 105 |
| Language | Shell | JavaScript |
| License | MIT | MIT |
| Last commit | 2026-04-24 02:41 UTC | 2026-10-02 02:01 UTC |
| Last release | N/A | v2.0.0 |
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