Xpdf

Linux Project: Xpdf

License: GNU GPL

Dates Active: 1995–present

Maintainers/Developers: Glyph & Cog, LLC (Derek B. Noonburg)

Compatible Distro(s): Debian, Arch, Fedora, Ubuntu, etc.

History:

Xpdf is a lightweight PDF viewer and toolkit for X11 systems. It includes command-line tools for PDF manipulation and is praised for its simplicity and minimal dependencies.