These software also offer many additional tools such as split subtitle, merge subtitle, check spellings, batch convert files, etc. After subtitle editing, you can easily save the edited subtitle file in its native or other supported subtitle file format. To translate the language, these software use services like Google Translate, Bing Search, etc. In some editors, you also get a subtitle translation feature that lets you change the language of a subtitle file. Plus, to further fine-tune the timing of a subtitle, you can use the audio waveform of a video file in some editors. In many software, you can even preview the edited subtitle text over the actual video. In some editors, you get advanced synchronization features that let you adjust subtitle text time according to either video frame or video time. Plus, option to change the subtitle text time is also present in most software to synchronize the subtitle text with video. You can manually select and edit the subtitle text in all these editors. To edit a subtitle file, they offer editing area or timeline from where you can view all the subtitle text lines along with their times. Through these software, you can create and edit subtitle files of various formats like SRT, ASS, TXT, SUB, XML, CSV, RTF, etc. These open source subtitle editors are completely free and you can even edit their source code without any restrictions.

Here is a list of best free open source subtitle editor software for Windows.

Subtitle workshop xe