Comparison
ECC vs US Sales Tax Economic Nexus Check
ECC has more GitHub stars (281,307 vs 0). ECC was updated more recently (last commit 6d ago). Data comes straight from GitHub and refreshes daily.
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
US Sales Tax Economic Nexus Check
Which US states must a remote seller register in for sales tax? Every state's nexus rule. Sourced.
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claude mcp add --transport http us-sales-tax-economic-nexus-ch https://us-sales-tax-nexus.nerolabs.workers.dev/mcp| Metric | ECC | US Sales Tax Economic Nexus Check |
|---|---|---|
| Type | MCP server | MCP server |
| GitHub stars | 281,307 | 0 |
| Stars, last 7 days | +1,108 | n/a |
| Forks | 41,827 | 0 |
| Upvotes | 1 | 0 |
| Language | JavaScript | n/a |
| License | MIT | n/a |
| Last commit | 6d ago | n/a |
| Created | Jan 2026 | n/a |
| Categories | AI & LLM tooling, Memory & knowledge, Security | n/a |