In simple English
When your server breaks, something needs to wake you up. This tool listens for alarm messages from your monitoring software. It sends those warnings straight into your chat app so your team sees them. If the first person does not answer, it calls the next person on the list. You run it on your own server, so your alert data stays with you.
What it is
IMPulse (a self-hosted chat-based incident manager that handles alert routing, deduplication, and escalation policies) collects alarms and notifies engineers through team chat rooms.
What it is good for
Solo developers and small teams who want pager alerts and escalation rules without paying for expensive hosted incident services.
- Runs as a single lightweight container with low memory needs.
- Integrates directly with team chat apps for sign-in and notifications.
- Supports suppression rules to stop alert spam during known maintenance windows.
- Requires Docker knowledge to install and keep running on a server.
- Only 108 GitHub stars, so the community and ecosystem are quite small.
- Relies on your chat platform being online to reach you during an outage.
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mkdir -p impulse/{config,data} && cd impulse
curl -fsSL -o docker-compose.yml https://raw.githubusercontent.com/eslupmi/impulse/develop/examples/docker-compose.none.yml
curl -fsSL -o config/impulse.yml https://raw.githubusercontent.com/eslupmi/impulse/develop/examples/impulse.none.yml
docker compose up -d