Basecamp 4 is down

Incident Report for 37signals

Resolved

Basecamp 4 is back up! We'll continue to monitor it to make sure it's stable. So sorry for the interruption today, folks.

Posted Aug 21, 2026 - 14:52 UTC

Basecamp 4 is currently down. We're investigating the cause and will update you as soon as we can. Sorry for the interruption, everyone.

Posted Aug 21, 2026 - 14:51 UTC

This incident affected: Basecamp 5.