cron-parser-api
⭐ Building in public from $0 MRR. Star if you want to follow the journey — lazymac-mcp (42 tools, one MCP install) · lazymac-k-mcp (Korean wedge) · lazymac-sdk (TS client) · api.lazy-mac.com · Pro $29/mo.
🚀 Want all 42 lazymac tools through ONE MCP install?
npx -y @lazymac/mcp· Pro $29/mo for unlimited calls.
Cron expression parser API — explain, validate, generate, and compute next run times. Supports standard 5-field cron + presets (@daily, @weekly).
Quick Start
npm install && npm start # http://localhost:4400
Endpoints
# Explain a cron expression in plain English
curl http://localhost:4400/api/v1/explain/*/5%20*%20*%20*%20*
# → "at minutes 0, 5, 10, ..., of every hour"
# Validate
curl http://localhost:4400/api/v1/validate/0%209%20*%20*%201-5
# Next 5 run times
curl "http://localhost:4400/api/v1/next/0%209%20*%20*%20*?count=5"
# Generate cron from description
curl -X POST http://localhost:4400/api/v1/generate \
-H "Content-Type: application/json" \
-d '{"every":"day","at":{"hour":9,"minute":0}}'
# Common cron expressions
curl http://localhost:4400/api/v1/common
License
MIT
<sub>💡 Host your own stack? <a href="https://m.do.co/c/c8c07a9d3273">Get $200 DigitalOcean credit</a> via lazymac referral link.</sub>