Fuzzy Matching Python Packages

splink

Fast, accurate and scalable probabilistic data linkage with support for multiple SQL backends

fuzzysearch

Find parts of long text or data, allowing for some changes/typos.

symspellpy

Python port of SymSpell: 1 million times faster spelling correction & fuzzy search through Symmetric Delete spelling correction algorithm

abydos

Abydos NLP/IR library for Python

matchms

Python library for processing (tandem) mass spectrometry data and for computing spectral similarities.

goldenmatch

Zero-config entity resolution & record linkage. The zero-tuning Fellegi-Sunter path beats hand-tuned Splink head-to-head and scales from a CSV to a verified 100M-row dedupe in 9.2 min. Fuzzy/exact/probabilistic + PPRL + LLM + identity graph. Python + edge-safe TypeScript (WASM), SQL-native in Postgres & DuckDB, MCP/REST + dbt/Airflow.

goldenmatch-native

Zero-config entity resolution & record linkage. The zero-tuning Fellegi-Sunter path beats hand-tuned Splink head-to-head and scales from a CSV to a verified 100M-row dedupe in 9.2 min. Fuzzy/exact/probabilistic + PPRL + LLM + identity graph. Python + edge-safe TypeScript (WASM), SQL-native in Postgres & DuckDB, MCP/REST + dbt/Airflow.

spaczz

Fuzzy matching and more functionality for spaCy.

fuzzymatcher

Record linking package that fuzzy matches two Python pandas dataframes using sqlite3 fts4

goldenflow

Zero-config entity resolution & record linkage. The zero-tuning Fellegi-Sunter path beats hand-tuned Splink head-to-head and scales from a CSV to a verified 100M-row dedupe in 9.2 min. Fuzzy/exact/probabilistic + PPRL + LLM + identity graph. Python + edge-safe TypeScript (WASM), SQL-native in Postgres & DuckDB, MCP/REST + dbt/Airflow.

csvmatch

🔎 Finds fuzzy matches between CSV files

analiticcl

an approximate string matching or fuzzy-matching system for spelling correction, normalisation or post-OCR correction (mirror of https://codeberg.org/proycon/analiticcl)

prefixtrie

This is a high-performance implementation of a Prefix Trie to perform efficient fuzzy string matches.

fuzzyname

A simple python class for fuzzy name matching

stride-align

SIMD-accelerated fuzzy string matching, sequence alignment (Smith-Waterman / Needleman-Wunsch), edit distance (Levenshtein / OSA / Indel / Jaro-Winkler), phonetic encoders (Soundex / Metaphone / NYSIIS / Caverphone), and Dynamic Time Warping — x86 / ARM / LoongArch / POWER kernels with first-class CJK.

goldencheck

Zero-config entity resolution & record linkage. The zero-tuning Fellegi-Sunter path beats hand-tuned Splink head-to-head and scales from a CSV to a verified 100M-row dedupe in 9.2 min. Fuzzy/exact/probabilistic + PPRL + LLM + identity graph. Python + edge-safe TypeScript (WASM), SQL-native in Postgres & DuckDB, MCP/REST + dbt/Airflow.

rosette-api

Babel Street Analytics Client Library for Python

spec2vec

Word2Vec based similarity measure of mass spectrometry data.

hmni

📛 Fuzzy Name Matching with Machine Learning

llm-join

Fuzzy join pandas DataFrames using LLM scoring and embedding retrieval — record linkage, entity resolution, approximate join

floof

Fuzzymatching made easy

infermap

Zero-config entity resolution & record linkage. The zero-tuning Fellegi-Sunter path beats hand-tuned Splink head-to-head and scales from a CSV to a verified 100M-row dedupe in 9.2 min. Fuzzy/exact/probabilistic + PPRL + LLM + identity graph. Python + edge-safe TypeScript (WASM), SQL-native in Postgres & DuckDB, MCP/REST + dbt/Airflow.

zingg

Scalable master data management, identity resolution, entity resolution, and deduplication using ML

goldenpipe

Zero-config entity resolution & record linkage. The zero-tuning Fellegi-Sunter path beats hand-tuned Splink head-to-head and scales from a CSV to a verified 100M-row dedupe in 9.2 min. Fuzzy/exact/probabilistic + PPRL + LLM + identity graph. Python + edge-safe TypeScript (WASM), SQL-native in Postgres & DuckDB, MCP/REST + dbt/Airflow.