Flox - Manage and share development environments with all the frameworks and libraries you need, then publish artifacts anywhere. Harness the power of Nix.
CyberChef - The Cyber Swiss Army Knife
whatdevsneed - This is whatdevsneed.
DevUtils - Everyday utilities for the everyday developer
SmallDevTools - Handy developer tools with a delightful interface
devenv - Fast, Declarative, Reproducible, and Composable dev envs