CronPulse v1.0.0 — Open Source Cron Job Monitoring

CronPulse v1.0.0

Open-source cron job monitoring built on Cloudflare Workers.

Highlights

• One-line integration — curl -fsS https://cron-pulse.com/ping/YOUR_CHECK_ID
• Global edge network — 300+ Cloudflare locations, <5ms ping response
• Multiple alert channels — Email (Resend), Slack (Block Kit), Webhooks (HMAC signed)
• CLI tool — cron-pulse-cli for terminal-based management
• GitHub Action — Monitor CI/CD pipelines with nicepkg/cronpulse/github-action@main

Features

• Dashboard with health scores, sparklines, and group filtering
• Public status pages (per-user, customizable)
• Status badge SVG API (/badge/:checkId)
• Uptime percentage tracking (24h/7d/30d)
• Incident timeline with filtering
• Check groups and tag-based organization
• Import/Export checks (JSON)
• Cron expression parsing
• Start/Success/Fail ping signals
• Webhook retry with exponential backoff
• API rate limiting
• Recurring maintenance windows
• REST API with Bearer token auth

Self-Hosting

Runs entirely on Cloudflare's free tier:

• Workers (compute)
• D1 (database)
• KV (cache)
• Cron Triggers (scheduler)

Infrastructure cost: ~$5-6/month on paid plan, free for development.

git clone https://github.com/nicepkg/cronpulse.git
cd cronpulse && npm install
# See README for full setup instructions

Hosted Version

Free for up to 10 checks: https://cron-pulse.com

License

• Server: AGPL-3.0
• CLI + GitHub Action: MIT