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
- Prepare ReadyToRun call signatures before publishing targets
- [Perf] Linux/x64: 7 Regressions on 10/8/2026 8:17:05 PM +00:00
- Improve GC stack scanning and GcInfoDecoder performance
- Honor overridden virtual property metadata in configuration binder
- JIT: index filter blocks after EH table sorting
- Fix ZipCrypto LastWriteTime corruption in ZipArchiveMode.Update
- [RISC-V] Fix jump stubs and emit direct calls PC-relative
- Add IPv6 scope ID handling in Uri and related tests
- Enable debugger-free Hot Reload on CoreCLR browser WebAssembly
- Enable direct calls in whole-program Wasm R2R
- Docs
- C# not yet supported