String Similarity Python Packages

rapidfuzz

Rapid fuzzy string matching in Python using various string metrics

levenshtein

The Levenshtein Python C extension module contains functions for fast computation of Levenshtein distance and string similarity

python-levenshtein

The Levenshtein Python C extension module contains functions for fast computation of Levenshtein distance and string similarity

jarowinkler

Python library for fast approximate string matching using Jaro and Jaro-Winkler similarity

cydifflib

CyDifflib is a fast implementation of difflib's algorithms, which can be used as a drop-in replacement.

simplecosine

:triangular_ruler: simple cosine distance

nearust

Fast discovery of similar strings in bulk

symscan

Fast discovery of similar strings in bulk

moine

Romanization-aware string comparison for Japanese and Mandarin Chinese.

rltk

Record Linkage ToolKit (Find and link entities)

qlev

String distance metrics based on Levenshtein and Qwerty Matrix Distance

similar-rs

Rust-powered text diffing for Python: a fast drop-in replacement for difflib, powered by the similar crate

simmetry

Similarity scores for strings, vectors, points, and sets with a NumPy-first API.

matchr

Fast fuzzy string matching in Rust - Levenshtein, Jaro-Winkler, trigram similarity

hyperfuzz

Blazing-fast string similarity library written in Rust with Python bindings. Covers edit distance, fuzzy matching, set-based, alignment, and vector algorithms

fuzzy-core

Spec-first fuzzy string core with a Rust reference implementation and Python bindings.

simil

CLI for semantic string similarity

pysimstr

Fast(ish) string similarity for one vs many comparisons.