Lexical Analysis Courses
University of Virginia via Udacity Compilers
Stanford University via Coursera Compiler Design
Indian Institute of Technology, Kharagpur via Swayam Compiler Design
YouTube Building Your Own Programming Language
Frontend Masters Flex - Lexical Analysis
Write your own Operating System via YouTube Libinjection - A C Library for SQLI Detection and Generation Through Lexical Analysis
Black Hat via YouTube Create a Programming Language and Learn Advanced Python – Full Course
freeCodeCamp RustLex: Introduction to Lexical Analyzer Generators - Meetup Rust Paris
Rust via YouTube Vertical Assignment in Ruby
Ruby Central via YouTube