GitHub outage history and postmortems
Developer tools · San Francisco, US · 68 incidents in 90 days · 99.46% implied uptime · last 16h ago
Incidents
286 on fileAbout GitHub
GitHub is a proprietary developer platform that allows developers to create, store, manage, and share their code. Popular games such as 2048 and Hextris have been known to be hosted on the platform.
The last year, day by day
Downtime, added up
GitHub: 11h 43m weighted downtime in range, category median 1h 30m.
68 incidents, 25 major or critical, 6d 23h of incident time (3d 6h major or critical, 3d 16h partial), longest 20h 7m, implied uptime 99.46%, between Jun 28, 2026 and Sep 25, 2026.
Stated causes
132 incidents with no cause stated.
Postmortems
| Started | Incident | Impact | Root cause | Duration |
|---|---|---|---|---|
| Aug 2710:04 UTC | Incident with Copilot AI Model Providers | critical | Dependency | 2h 8m |
| Aug 2615:11 UTC | Incident with Actions | critical | Capacity | 2h 50m |
| Aug 2615:09 UTC | Disruption with some GitHub services | minor | Not disclosed | 59m |
| Aug 2014:43 UTC | Intermittent failures creating agent tasks | critical | Deployment | 9h 54m |
| Aug 1713:40 UTC | Incident with GitHub.com | critical | Config change | 7h 36m |
| Aug 615:22 UTC | Incident with Actions | critical | Bug | 10h 42m |
| Aug 615:03 UTC | Incident with Pages - Deployment Lag | minor | Not disclosed | 1h 19m |
| Jun 2517:50 UTC | Degradation with Webhooks, Pull Requests and Actions | major | Capacity | 37m |
Across fru.dev:Company profileComplianceFree tiersPaydaysChangefeedSLAsUptime
Questions
Is GitHub down right now?
Check GitHub's own status page at https://www.githubstatus.com for the live state. This page shows GitHub's incident history from that page; the most recent incident started 2026-09-24: "Disruption with billing information updates".
How often does GitHub have outages?
GitHub posted 69 incidents in the last 90 days and 286 in the last year, 25 of them major or critical in the last 90 days. The median incident lasted 1h 21m.
When was GitHub's last major outage?
2026-09-16: "Degradation with Gemini 3.8 Flash", lasting 10h 28m.
What usually causes GitHub incidents?
Where GitHub explained the cause, the most common was capacity and load (43 incidents). Most status updates do not name a cause.
Sources: vendors' own status pages, published postmortems and SEC 8-K Item 1.05 filings, read daily. Times as reported. Logos via logo.dev; trademarks belong to their owners.