duplodocus
Allen Institute for AIRust deduplication tool for large text corpora: exact and fuzzy MinHash-LSH dedup. The dedup stage of the Dolma 3 pipeline.
Ai2 duplodocus, the deduplication stage of the Dolma 3 pipeline behind OLMo 3. Verified 2026-08-13 via the GitHub README and the LICENSE body.
Openness
5 high confidence- license
- Apache-2.0(OSI)
- source
- public(allenai/duplodocus)
- governance
- Allen Institute for AI
- core-gated
- ungated
Fully OSI-licensed (Apache-2.0), full source public.
- https://github.com/allenai/duplodocus/blob/main/LICENSE recorded 2026-08-13
Apache License Version 2.0 text
- https://raw.githubusercontent.com/allenai/duplodocus/main/README.md recorded 2026-08-13
README documents the whole pipeline building and installing from the published repo; no paid tier, enterprise edition or license key appears anywhere in it, so nothing is withheld from the source
Adoption
1 medium confidence93 GitHub stars on allenai/duplodocus, read from the repository API, which bands at <1K stars, level 1 on the stars fallback scale. That scale caps at level 3, because a star is not a use. A recent single-purpose Rust CLI used in the Dolma 3 pipeline, and a niche one.
- https://api.github.com/repos/allenai/duplodocus recorded 2026-08-13
stargazers_count = 93 for allenai/duplodocus
Capability
3 medium confidenceCovers one stage of the Dolma 3 toolchain, deduplication, rather than a full pipeline.
- https://raw.githubusercontent.com/allenai/duplodocus/main/README.md recorded 2026-08-13
README documents exact and MinHash-LSH fuzzy deduplication in memory- and disk-based variants, a single-purpose dedup tool
Verified 2026-08-13