Comparison
DataDesigner vs ECC
ECC has more GitHub stars (279,762 vs 2,338). DataDesigner was updated more recently (last commit 12h ago). Data comes straight from GitHub and refreshes daily.
DataDesigner
NeMo Data Designer: Generate high-quality synthetic data from scratch or from seed data.
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npx skills add NVIDIA-NeMo/DataDesigner
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 | DataDesigner | ECC |
|---|---|---|
| Type | MCP server | MCP server |
| GitHub stars | 2,338 | 279,762 |
| Stars, last 7 days | — | — |
| Forks | 227 | 41,620 |
| Upvotes | 0 | 0 |
| Language | Python | JavaScript |
| License | Apache-2.0 | MIT |
| Last commit | 12h ago | 2d ago |
| Created | Oct 2025 | Jan 2026 |
| Categories | Data & analytics, AI & LLM tooling | AI & LLM tooling, Memory & knowledge, Security |