Lookup Holiday vs WhenLabs-org/when
Side-by-side comparison of two Model Context Protocol servers. Pick the right one for Claude Desktop, Claude Code, or Cursor.
Real public/bank/school holiday lookup for 206 countries via a rule-based calendar engine (moveable holidays like Easter computed astronomically, not guessed).
Developer toolkit: auto-detect stack for AI context files, catch port conflicts, validate .env schemas, spot docs drift, audit dependency licenses, and time cod
Comparison
| Feature | Lookup Holiday | WhenLabs-org/when |
|---|---|---|
| Pricing | Free | Free |
| Installs | — | — |
| Rating | — | — |
| Verified | — | — |
| Hosted | Hosted | — |
| Tools | — | — |
| Category | productivity | productivity |
| Author | encodi | WhenLabs-org |
| Repo | encodi/lookup-holiday | WhenLabs-org/when |
When to pick Lookup Holiday
Real public/bank/school holiday lookup for 206 countries via a rule-based calendar engine (moveable holidays like Easter computed astronomically, not guessed). Priced per call via x402/USDC on Base.
When to pick WhenLabs-org/when
Developer toolkit: auto-detect stack for AI context files, catch port conflicts, validate .env schemas, spot docs drift, audit dependency licenses, and time coding tasks — 7 MCP tools, one install.
Looking for something else? Browse all MCPs or check trending this week.