It visualizes running processes and their relationships in a 3D UI. Process activity, memory maps, file I/O, and socket communication are reflected in real time.
The backend is written in Rust and uses procfs, eBPF, ptrace, and process_vm_readv to collect information from the system.
Demo video: https://www.youtube.com/watch?v=9rnWvN8ej2A
More details about the motivation and implementation: https://akawashiro.com/articles/procinsh-en