Disruption with projects service

Update timeline

1. investigating Apr 21, 2026, 03:03 PM UTC

   We are investigating reports of impacted performance for some GitHub services.

2. investigating Apr 21, 2026, 03:07 PM UTC

   We are investigating reports of delays with GitHub Projects. Users may notice that changes made to projects are not reflected immediately. Our team has identified the source of the delays and is actively working to resolve the issue.

3. investigating Apr 21, 2026, 03:42 PM UTC

   We continue to investigate delays with GitHub Projects where changes may not be reflected immediately. Our team has identified the cause and applied mitigations to address the issue. We are seeing initial signs of recovery, though some delays may persist as the system works through a backlog of pending updates.

4. investigating Apr 21, 2026, 04:18 PM UTC

   We are deploying a fix to relieve the queue of delayed data. Some users may still experience delays with GitHub Projects where changes are not reflected immediately as remaining backlogs are processed.

5. investigating Apr 21, 2026, 04:45 PM UTC

   The mitigation is deployed and we are seeing recorvery in the queues and will provide an update as to when full recovery will be realized.

6. investigating Apr 21, 2026, 05:21 PM UTC

   The queues are continuing to decrease and we are working to accelerate the rate of processing through the queues.

7. investigating Apr 21, 2026, 07:41 PM UTC

   Recovery from the delays affecting GitHub Projects continues to progress. We have deployed additional mitigations that are accelerating processing of the backlog. Users may still experience delays where changes to projects are not reflected immediately. We expect full recovery within approximately six hours.

8. monitoring Apr 21, 2026, 09:15 PM UTC

   The degradation has been mitigated. We are monitoring to ensure stability.

9. monitoring Apr 21, 2026, 10:49 PM UTC

   The issue remains mitigated. Users may still experience delays in changes to projects while we process the backlog of events. We expect a full recovery in approximately three hours.

10. monitoring Apr 22, 2026, 12:00 AM UTC

    The issue remains mitigated. Users may still experience small delays in changes to projects while we process the backlog of events. We expect a full recovery in approximately two hours.

11. resolved Apr 22, 2026, 01:24 AM UTC

    This incident has been resolved. Thank you for your patience and understanding as we addressed this issue. A detailed root cause analysis will be shared as soon as it is available.