https://webassembly.github.io/spec/

ARM

https://azeria-labs.com/writing-arm-assembly-part-1/

JVM

https://www.toptal.com/scala/scala-bytecode-and-the-jvm

Growing a compiler

http://www.cs.dartmouth.edu/~mckeeman/cs48/mxcom/gem/html/GrowingCompiler.html

https://john.cs.olemiss.edu/~hcc/csci658/notes/Free_Prog_Lang_Textbooks.html

MIPS

http://courses.missouristate.edu/kenvollmar/mars/

PEG

https://github.com/taocpp/PEGTL

Parser

https://www.reddit.com/r/programming/comments/615hoz/how_to_write_a_recursive_descent_parser/

https://www.reddit.com/r/ProgrammingLanguages/comments/60gmgc/writing_a_recursive_descent_expression_parser/

http://www.craftinginterpreters.com/parsing-expressions.html

small languages

https://github.com/Michael2109/cobalt

http://www.red-lang.org/p/about.html

http://craftinginterpreters.com/contents.html

https://michaelhaywoodblog.wordpress.com

https://ruslanspivak.com/lsbasi-part1/

http://selfie.cs.uni-salzburg.at

automata

https://www7.in.tum.de/um/courses/auto/ws1314/script/autonotes.pdf

Reges helpers

https://regex101.com

http://www.regular-expressions.info/tutorial.html

Regex performance benchmark

https://rust-leipzig.github.io/regex/2017/03/28/comparison-of-regex-engines/

https://github.com/k-takata/Onigmo

Sulzmann

https://github.com/pippijn/dreml/

Scala parser

http://enear.github.io/2016/03/31/parser-combinators/

ANTLR megatutorial

https://tomassetti.me/antlr-mega-tutorial/

From regex to LLVM

https://www.youtube.com/watch?v=Ukqb6nMjFyk

Static code analysis

https://medium.com/@Coder_HarryLee/videos-about-static-code-analysis-7654b40f9a3b