lance
lance is an open-source video ai project written in Rust with 6,952 stars on GitHub.
The authors describe it as: “Open Lakehouse Format for Multimodal AI. Convert from Parquet in 2 lines of code for 100x faster random access, vector index, and data versioning. Compatible with Pandas, DuckDB, Polars, Pyarrow, and PyTorch with more integrations coming.”
Whatever you record, edit or capture with lance, Whipscribe transcribes the audio track into an accurate, speaker-labeled transcript with SRT/VTT captions — 100+ languages, secured private cloud. About $2 per audio hour, with a free instant preview.
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Frequently asked
What is lance?
lance is an open-source video ai project written in Rust with 6,952 stars on GitHub. The authors describe it as: “Open Lakehouse Format for Multimodal AI. Convert from Parquet in 2 lines of code for 100x faster random access, vector index, and data versioning. Compatible with Pandas, DuckDB, Polars, Pyarrow, and PyTorch with more integrations coming.”
Is lance free?
lance is open source — free to use; check its license for redistribution terms.
What are the best lance alternatives?
The closest alternatives in the same category include opencv, cs-video-courses, d2l-zh, AI-For-Beginners, ultralytics — each has a live profile with facts and its own alternatives list on this hub.