Aegisub is a free, cross-platform open source tool for creating and modifying subtitles. Aegisub makes it quick and easy to time subtitles to audio, and features many powerful tools for styling them, including a built-in real-time video preview.
Nos paenitet nos huius populi sed auxilio tuo indigemus!
Tantum opus est CC hominibus qui nos cum 5 nummis in mense alere possunt ut TROM et omnia opera quae vivimus et pertinentes servare possimus, AETERNUM.