Zig quits GitHub, says Microsoft's AI obsession has ruined the service

The Foundation that promotes the Zig programming language has quit GitHub due to what its leadership perceives as the code sharing site's decline.

The drama began in April 2025 when GitHub user AlekseiNikiforovIBM started a thread titled “safe_sleep.sh rarely hangs indefinitely.” GitHub addressed the problem in August, but didn’t reveal that in the thread, which remained open until Monday.

The code uses 100 percent CPU all the time, and will run forever

That timing appears notable. Last week, Andrew Kelly, president and lead developer of the Zig Software Foundation, announced that the Zig project is moving to Codeberg, a non-profit git hosting service, because GitHub no longer demonstrates commitment to engineering excellence.

One piece of evidence he offered for that assessment was the “safe_sleep.sh rarely hangs indefinitely” thread.

"Most importantly, Actions has inexcusable bugs while being completely neglected," Kelly wrote. "After the CEO of GitHub said ...