Choosing a language for writing your own programming language: https://blog.usejournal.com/choosing-a-language-for-writing-your-own-programming-language-6ae602e405d3

How to write a programming language: https://stackoverflow.com/questions/20858396/how-do-you-write-a-programming-language

Writing an Interpreter in Go: https://interpreterbook.com/

Crafting Interpreters: https://craftinginterpreters.com/

Building a programming language: https://tomassetti.me/writing-a-programming-language-part-1-introduction/