Categories: Fundamentals Package Management
Central package sources with mirrors and GPG signatures. Metadata structure for name, version, dependencies. Difference between official and third-party repositories.
Categories: Fundamentals Package Management
Precompiled binary packages versus self-built software. Package formats .deb, .rpm, .pkg.tar.zst. Build systems, optimizations, and trade-offs.
Categories: Fundamentals Package Management
Programs require libraries - nginx needs OpenSSL, PostgreSQL needs libpq. Automatic dependency graphs, conflict detection, update strategies.
Categories: Fundamentals Package Management
OpenBSD strictly separates the base system and packages. pkg_add installs software from signed repositories, pkg_delete cleanly removes packages, and pkg_info lists installed software.