Tiny, self-hostable, free. Get pinged when a scheduled job is late or dies. Send error events from your app. Built for solo SaaS founders who run their own infra.
Your cron pings a URL. We track it. If it stops, we tell you.
POST errors from your app with a fingerprint. See them grouped by type.
State transitions go to Discord. No noise — only on change.
Your tokens, your data. Argon2 hashed passwords, HttpOnly sessions.
# at the end of any cron / launchd script
curl -fsS -X POST https://pulse.kostworks.com/h/<your-token>
# or send an error event
curl -fsS -X POST https://pulse.kostworks.com/e/<your-token> \
-H 'content-type: application/json' \
-d '{"level":"error","message":"db connection lost","fingerprint":"db-conn"}'