GitHub Outage Hits Users Globally, Core Services Unavailable
GitHub experienced a significant global outage on July 28-29, 2025, disrupting core services used by millions of developers worldwide. The incident, which lasted approximately eight hours, affected API requests, Issues, and Pull Requests functionality before being fully resolved early this Tuesday morning.
The outage began around 22:40 UTC on July 28, when GitHub’s engineering team started investigating reports of degraded performance across multiple services. Initial reports indicated that users were experiencing difficulties accessing essential development tools, including the platform’s issue tracking system and pull request functionality that are critical for collaborative software development.
The timing of the outage proved particularly disruptive for development teams across different time zones, with many users unable to merge code changes or track project issues during peak working hours.
In their final update, GitHub stated that the incident has been resolved and promised to share a detailed root cause analysis once available, a standard practice for major service disruptions.
This incident highlighted the critical dependency of modern software development on cloud-based platforms like GitHub. With over 100 million users relying on the service for version control and collaboration, any disruption significantly impacts global software development workflows.
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