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llvm/circt

Circuit IR Compilers and Tools

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What it does

CIRCT is an open-source toolkit that modernizes how computer chips and hardware circuits are designed and compiled, acting as a shared platform for the tools engineers use to turn circuit blueprints into real hardware. It replaces aging, fragmented industry standards with a more unified and reliable foundation built on top of the same technology that powers modern software compilers.

Why it matters

As demand for custom chips explodes — driven by AI, edge computing, and the push away from general-purpose processors — the tools used to design that hardware are a critical bottleneck, and CIRCT represents a serious open-source push to modernize that stack. Founders and investors building in the chip design, hardware acceleration, or EDA software space should watch this closely, as it could become the foundational infrastructure layer that new tooling companies are built on top of.

52Hot

Gaining traction — heating up

Stars
2.1k
Forks
442
Contributors
184
Language
C++

Score updated Mar 21, 2026

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