runtime
https://github.com/dotnet/runtime
C#
.NET is a cross-platform runtime for cloud, mobile, desktop, and IoT apps.
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Help out
- Issues
- Fix JIT assertion for TYP_UINT constants exceeding int32_t range (#129099)
- Fix profiler nongcheap test with GC segments on 64 bit
- [Perf] Linux/arm64: 4 Regressions on 8/11/2026 9:14:21 PM +00:00
- Handle transient file system errors during active polling
- Add linked createdump support for NativeAOT executables
- Use GitHub MCP for CI failure searches
- Onboard build failure analysis workflow
- forbid cache entry size changes after it's disposed
- Add cDAC dump collection provider
- crossgen2 `--inputbubble` borks on interface property, `EntryPointNotFoundException`, but TC fixes it later
- Docs
- C# not yet supported