mpg321 vs Opal
A side-by-side look at mpg321 and Opal. For an in-depth review of either product, follow the links below.
mpg321
Audio & Music
mpg321 is a free, open source command-line MP3 player for Linux, FreeBSD, OpenBSD, NetBSD, Solaris, and other Unix-like systems. It supports MP3 files as well as Ogg Vorbis, MPEG-4 AAC, and other audio formats.
mp3commandlineopen-source
Opal
Office & Productivity
Opal is an open-source alternative to Microsoft OneNote for taking notes and organizing information. It allows users to create digital notebooks to capture text, drawings, and web clippings.
notesorganizationopensource