Dune is a shell designed for powerful scripting. Think of it as an unholy combination of bash and Lisp.
Song Pong — Synchronizing pong to music with constrained optimization
Sonic Pi is your free code-based music creation and performance tool.
dut is a disk usage calculator for Linux
posting is a powerful HTTP client that lives in your terminal.
xcapture-bpf (and xtop) are like the Linux top tool, but extended with x-ray vision and ability to view your performance data from any chosen angle (that eBPF allows to instrument).
diff-pdf is a tool tool for visually comparing two PDF files