Free software, all of it public domain. Most of it built with AI since 2025.
Watt: the lean desktop
Watt is a complete Linux desktop tuned to be cold when idle. Two suites: CHasm in pure x86_64 assembly paints the pixels and reads the keys; Fe2O3 in Rust does mail, files, calendars, charts and the rest.
HyperList
Everything. Concise and precise. A way to describe anything, from a todo list to a whole process, in a plain text tree. Read about HyperList.
GitHub
Some 160 repositories at github.com/isene: terminal tools in Rust and assembly, Ruby gems, games, and the odd experiment.
HP-41
For years I collected and programmed the HP-41, the ultimate calculator. I sold the collection in 2026. The programs, ROM modules and MCODE stay on the HP-41 page for anyone who still runs one.