Code Hosting & CI/CD · reliability comparison
GitLab vs Harness: which is more reliable? (2026)
GitLab is more reliable than Harness, scoring 81.2 vs 56.4 out of 100. Over the last 90 days GitLab reported 10 incidents and Harness reported 25, with effective uptime of 100% and 99.04% respectively.
Data updated Nov 1, 2026 · How we score
| Metric | GitLab | Harness |
|---|---|---|
| Reliability score | 81.2 | 56.4 |
| Rank (code hosting & CI platforms) | #3 | #8 |
| Uptime (90 days) | 100% | 99.04% |
| Incidents (90 days) | 10 | 25 |
| Partial / major outages | 4 | 4 |
| Avg time to resolve | — | 4h 1m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where GitLab and Harness differ
- Harness reported 2.5× as many incidents as GitLab over the last 90 days (25 vs 10).
90-day uptime
GitLab
Harness
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent GitLab incidents
- Major outageOct 31, 2026 · resolved (duration not published)
- Degraded performanceOct 23, 2026 · resolved (duration not published)
- Degraded performanceOct 21, 2026 · resolved (duration not published)
- Partial outageOct 20, 2026 · resolved (duration not published)
- Degraded performanceOct 16, 2026 · resolved (duration not published)
- Partial outageOct 16, 2026 · resolved (duration not published)
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
- Bitbucket · #4 · 99.74% uptime
- Azure DevOps · #5 · 98.62% uptime
See the full most reliable code hosting & ci/cd platforms ranking →