The encrypted database behind KeePass and a dozen independent clients — what is inside the file, which version number matters, and why picking a format beats picking a product.

Every kind of password manager — rented cloud, self-hosted, local file, built into your OS, terminal — what each really costs after 2026's price rises, and who each one suits.

The KeePass client that needs no installation — what it does well, how to host your own, and how to read a GitHub page whose last stable release is from 2021.

A terminal multiplexer in one idea — your shell stops belonging to the window it was opened in. What tmux is, everyday and advanced usage, why its commands are spelled the way they are, and a verdict.