Code Hosting & CI/CD · reliability comparison
GitHub vs Harness: which is more reliable? (2026)
Harness is more reliable than GitHub, scoring 56.4 vs 47.1 out of 100. Over the last 90 days GitHub reported 35 incidents and Harness reported 25, with effective uptime of 98.37% and 99.04% respectively. GitHub resolves incidents faster on average (2h 33m).
Data updated Nov 1, 2026 · How we score
| Metric | GitHub | Harness |
|---|---|---|
| Reliability score | 47.1 | 56.4 |
| Rank (code hosting & CI platforms) | #10 | #7 |
| Uptime (90 days) | 98.37% | 99.04% |
| Incidents (90 days) | 35 | 25 |
| Partial / major outages | 11 | 4 |
| Avg time to resolve | 2h 33m | 4h 1m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where GitHub and Harness differ
- GitHub reported 40% more incidents than Harness over the last 90 days (35 vs 25).
- GitHub had 11 partial or major outages, compared with 4 for Harness.
- GitHub fixes problems faster: 2h 33m on average, against 4h 1m for Harness.
- GitHub's longest outage on record lasted 4h 30m (Oct 21, 2026); Harness's lasted 8h 28m (Sep 14, 2026).
90-day uptime
GitHub
Harness
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent GitHub incidents
- Degraded performanceOct 30, 2026 · resolved in 2h 30m
- Partial outageOct 30, 2026 · resolved in 1h 33m
Incident with Actions, Pages, and Webhooks
Affected: Webhooks, Actions, Pages
- Major outageOct 30, 2026 · resolved in 32m
Disruption with GitHub services
Affected: Issues, Pages
- InformationalOct 27, 2026 · resolved in <1m
- Degraded performanceOct 26, 2026 · resolved in 9m
Incident with Actions, Issues, API Requests and Pull Requests
Affected: API Requests, Issues, Pull Requests, Actions
- Degraded performanceOct 23, 2026 · resolved in 3h 53m
Recent Harness incidents
- InformationalOct 28, 2026 · resolved in <1m
Intermittent CI Pipeline using VM Runner slowness and errors
- Degraded performanceOct 27, 2026 · resolved in 2h 32m
We are currently seeing delegate selection issue for VM infra executions
Affected: Continuous Integration Enterprise(CIE) - Self Hosted Runners
- Degraded performanceOct 19, 2026 · resolved in 35m
Affected: Continuous Delivery - Next Generation (CDNG), Continuous Integration Enterprise(CIE) - Self Hosted Runners, Continuous Integration Enterprise(CIE) - Mac Cloud Builds, Continuous Integration Enterprise(CIE) - Windows Cloud Builds, Continuous Integration Enterprise(CIE) - Linux Cloud Builds, Security Testing Orchestration (STO) +2 more
- Degraded performanceOct 15, 2026 · resolved in 11m
Degraded performance in UI execution graph in prod3
Affected: Continuous Delivery - Next Generation (CDNG)
- Degraded performanceOct 13, 2026 · resolved in 3h 23m
Prod1: Intermittent issue with IACM stages in some pipelines
Affected: Infrastructure as Code Management (IaCM)
- Degraded performanceOct 12, 2026 · resolved in <1m
Harness CI Cloud build issues when accessing Maven Central
Affected: Continuous Integration Enterprise(CIE) - Mac Cloud Builds, Continuous Integration Enterprise(CIE) - Mac Cloud Builds, Continuous Integration Enterprise(CIE) - Mac Cloud Builds, Continuous Integration Enterprise(CIE) - Windows Cloud Builds, Continuous Integration Enterprise(CIE) - Mac Cloud Builds, Continuous Integration Enterprise(CIE) - Mac Cloud Builds +12 more
Other code hosting & CI platforms to consider
- Bitrise · #1 · 99.90% uptime
- Depot · #2 · 99.89% uptime
- GitLab · #3 · 100% uptime
- Bitbucket · #4 · 99.74% uptime
See the full most reliable code hosting & ci/cd platforms ranking →