I build software for work and for my family, and run most of it on a server I built myself. Each project here comes with a write-up of how it works.
The finance app my wife and I use in place of Monarch Money: budgets, sinking funds, forecasts, and net worth. The demo runs on fictional data in your browser.
The internal app a few coworkers and I use to track billable hours against an annual target, with holidays and planned PTO in the projections. The demo runs on fictional data in your browser.
An i5-12500 on a ZFS mirror. It runs nearly 60 containers, including every app on this site.