VisualSubSync is a subtitle program using audio waveform representation as its cornerstone. SRT and SSA/ASS subtitle formats are supported. It also provides some tools to help improving the quality of your subtitle.
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.