The short version
A Rust SIMD library with safe APIs; users report shipping byte search and FFTs on stable Rust.
From the HackerLinks archive
Fearless SIMD
A Rust SIMD library with safe APIs; users report shipping byte search and FFTs on stable Rust.
At a glance:
First seen:2026-07-23
Last seen:2026-09-25
Times seen:2
Website:github.com
Why it caught our attention
Two developers described concrete work enabled by the library, including stable-Rust FFTs.
Where it surfaced on Hacker News
2026-09-25
“Have been really happy with Fearless simd, I used it to write”
Dr_Emann · recommendation · first hand use
Direct HN comment
“This is quite amazing. Fearless SIMD is what finally allowed my FFT crate, PhastFT, to run on stable Rust”
O3marchnative · recommendation · first hand use
Direct HN comment
Fearless SIMD v1.0
2026-07-23
Editorial paraphrase
A commenter recommended it directly as the package to start with for Rust SIMD.
Original threadEveryone Should Know SIMD
Also surfaced in this discussion
wide
Everyone Should Know SIMD
2026-07-23