Syncalong is a Python library and command-line tool for forced alignment of lyrics to audio files. It uses speech-to-text models like Whisper to automatically generate precise timestamps and exports them in the LRC format commonly used for karaoke, subtitles, and lyrics display. It is available on PyPI with an MIT license and is designed for developers building music, transcription, or media applications.
In the Developer Tools space, syncalong takes a focused approach. Manually aligning and timestamping song lyrics to audio tracks for karaoke or subtitles. It is built as an open-source project for developers. syncalong is open source under the MIT license. syncalong is available on the command line.
wickeddoc builds and maintains syncalong, and the product first shipped in 2026. Development happens publicly on GitHub with 5 commits in the last 90 days. Key capabilities include Forced Alignment, LRC Export, and Lyrics Timestamping.
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