chunk-lite: Open-Source NPM Package Splits RAG Text Without Breaking Sentences

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A developer has released chunk-lite, a lightweight open-source JavaScript package designed to improve text chunking for retrieval-augmented generation (RAG) pipelines. Unlike fixed-size splitting methods, chunk-lite divides documents sentence-by-sentence, ensuring each chunk remains a coherent unit of meaning rather than a mid-thought fragment. The package supports configurable token overlap to prevent facts from being missed at chunk boundaries, and each chunk carries source offsets for traceability and citation purposes. It ships with no required runtime dependencies, a built-in tokenizer heuristic with support for custom tokenizers like tiktoken, and 26 tests covering key edge cases. The package is available on npm and its source code is hosted on GitHub.

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