Names I like.

• less, an improved version of more
• bash, Bourne Again SHell, an improved version of the Bourne Shell (see: Bash)
• GIMP, the GNU Image Manipulation Program
• GNU, recursive initialism for GNU's not Unix
• MySQL and its spiritual successor MariaDB, named after the creators daughters
• VSCodium, which is to VS Code what Chromium is to Chrome
• Iceweasel, a fork of Firefox
• dnf, DaNdiFied YUM, an improved version of YUM
• Alpaca, a LLM based on LLaMA
• Dalai, an installer and interface for LLaMA
• APL, A Programming Language
• Lebab, a transpiler from ES5 code to ES6/ES7, the opposite of Babel
• bat, an advanced version of cat
• Unix, a play on words of a prior system called Multics
• Rubocop, the linter for Ruby
• libass, a library for subtitle rendering

Interesting articles:

• Naming Things