Jubler is a tool for editing text-based subtitles. It can be used an an authoring software for new subtitles or as a tool to convert, transform, correct, and refine existing subtitles.
Open source project that offer summary and download services on this page is a project that carry out their development work on other open source development sites. Their work is linked to this page via a feature called OFI, and their work is not carried out here on OSDN site.