Bare-metal operating system written in C# using bflat's zero-library mode. Features a custom Tier 0 JIT compiler, hardware abstraction layer, and boots directly on x86-64 hardware.
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Updated
Jan 27, 2026 - C#
Bare-metal operating system written in C# using bflat's zero-library mode. Features a custom Tier 0 JIT compiler, hardware abstraction layer, and boots directly on x86-64 hardware.
How small can a C# Hello World .NET EXE get? 16 ways to publish, from 90 MB self-contained to a 657-byte EXE (Native AOT, no stdlib, linker tricks, Crinkler)
A C# Windows Kernel Driver sample built with blaft and bflat/zerolib
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