rexreplace
Search & replace across files with a CLI tool that makes you trust what you are doing.
ssed
Fed up with trying to remember sed's weird regex support? Me, too.
ipsamex
A Swiss Army asynchronous control flow function for highly-parallel control flows.
replace
Command line search and replace utility
magnamet
Data Structures of Javascript & TypeScript. AVLTree, Binary Search Tree, Binary Tree, Tree Multiset, Graph, Heap, Priority Queue, Linked List.