Semantic Chunking Embedding Tools

Tools for splitting text/code into semantically coherent chunks using embeddings, AST analysis, or similarity metrics for LLM processing. Does NOT include general tokenization, sentence splitting, or document parsing without semantic awareness.

There are 14 semantic chunking tools tracked. 1 score above 50 (established tier). The highest-rated is jparkerweb/semantic-chunking at 59/100 with 134 stars.

Get all 14 projects as JSON

curl "https://pt-edge.onrender.com/api/v1/datasets/quality?domain=embeddings&subcategory=semantic-chunking&limit=20"

Open to everyone — 100 requests/day, no key needed. Get a free key for 1,000/day.

#	Tool	Score	Tier	Stars	Language
1	jparkerweb/semantic-chunking 🍱 semantic-chunking ⇢ semantically create chunks from large document for...	59	Established	134	JavaScript
2	drittich/SemanticSlicer 🧠✂️ SemanticSlicer — A smart text chunker for LLM-ready documents.	45	Emerging	36	C#
3	smart-models/Normalized-Semantic-Chunker Cutting-edge tool that unlocks the full potential of semantic chunking	39	Emerging	21	Python
4	ndgigliotti/afterthoughts Sentence-aware embeddings using late chunking with transformers.	36	Emerging	1	Python
5	ReemHal/Semantic-Text-Segmentation-with-Embeddings Uses GloVe embeddings and greedy sequence segmentation to semantically...	33	Emerging	33	Jupyter Notebook
6	agamm/semantic-split A Python library to chunk/group your texts based on semantic similarity.	28	Experimental	103	Python
7	chu2bard/chunkflow Document chunking pipeline for RAG applications	26	Experimental	13	Python
8	danielefrisanco/semantic_chunker A lightweight Ruby library for splitting text into topically coherent chunks...	26	Experimental	3	Ruby
9	zoobz-io/chisel AST-aware code chunking for semantic search and embeddings	26	Experimental	2	Go
10	njyeung/go-semantic-chunking Sementic chunking algorithm in (mostly) Go	25	Experimental	2	Go
11	SainathPattipati/advanced-chunking-strategies Semantic, agentic, and contextual chunking strategies for RAG with...	21	Experimental	—	Python
12	geleto/semachunk Lightweight Semantic Chunking Library. Plug any embedding provider/API....	17	Experimental	—	JavaScript
13	do-me/js-text-chunker A simple vanilla JS text chunker for hierarchical semantic chunking	17	Experimental	1	HTML
14	gazelle93/Various-Chunking-Methods Exploring and benchmarking chunking methods for Retrieval-Augmented...	10	Experimental	1	Python

Comparisons in this category

semantic-chunking and Normalized-Semantic-Chunker (59 vs 39) semantic-chunking and go-semantic-chunking (59 vs 25)