https://github.com/BurntSushi/rebar https://github.com/BurntSushi/rebar For regex, you can't really distill it down to one single fastest algorithm. It's some

https://github.com/BurntSushi/rebar https://github.com/BurntSushi/rebar For regex, you can't really distill it down to one single fastest algorithm. It's somewhat similar even for substring search. But certainly, the fastest algorithms are going to be the ones that make use of SIMD in some way.