# Clash (Haskell-to-HDL compiler)

5 Hacker News commenters recommended Clash (Haskell-to-HDL compiler) and 0 criticized it, November 2025 to November 2026. It was recommended in 3 of 13 months.

**Verdict:** Free Haskell-to-HDL compiler; people recommend it because functional programming suits describing circuits.

## Why people recommend it

- Functional style suits circuit design (2 comments): "we've already done the research! Circuits are just functional programming" ([source](https://news.ycombinator.com/item?id=46363138)) "It uses functional paradigm, which is much more suitable for circuits" ([source](https://news.ycombinator.com/item?id=46362911))

## Alternatives hackers recommend

- [Verilog](https://hackerapproved.com/p/verilog.md): 13 recommend
- [Chisel](https://hackerapproved.com/p/chisel.md): 7 recommend
- [SHDL](https://hackerapproved.com/p/shdl.md): 6 recommend

## Cite as

Hacker Approved, "Clash (Haskell-to-HDL compiler)", https://hackerapproved.com/p/clash/ (counts from 1,795,640 Hacker News comments, November 2025 to November 2026).