Rapid fuzzy string matching in Python using various string metrics

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• Updated Nov 9, 2026
• Python

Finds degree of similarity between two strings, based on Dice's Coefficient, which is mostly better than Levenshtein distance.

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• Updated May 1, 2023
• JavaScript

📚 String comparison and edit distance algorithms library, featuring : Levenshtein, LCS, Hamming, Damerau levenshtein (OSA and Adjacent transpositions algorithms), Jaro-Winkler, Cosine, etc...

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• Updated Feb 5, 2026
• Go

String manipulation, leveled up! A PHP library for expressive, fluent string manipulation.

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• Updated May 3, 2026
• PHP

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

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• Updated Oct 23, 2026
• C++

Rapid fuzzy string matching in C++ using the Levenshtein Distance

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• Updated Nov 3, 2026
• C++

🔀 Extension method for StringComparison that adds support for natural sorting (e.g. "abc1", "abc2", "abc10" instead of "abc1", "abc10", "abc2").

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• Updated Feb 16, 2026
• C#

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

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• Updated Jan 8, 2024
• Python

Ruby gem (native extension in Rust) providing implementations of various string metrics

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• Updated May 7, 2022
• Ruby

🤠A library implementing different string similarity using JavaScript.

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• Updated Apr 10, 2025
• TypeScript

High-performance fuzzy string matching for .NET with bit-parallel Levenshtein/Indel algorithms, FuzzyWuzzy-compatible scorers, and fast extraction APIs.

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• Updated Nov 3, 2026
• C#

string similarity based on Dice's coefficient in go

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• Updated Jan 7, 2019
• Go

A collection of metrics and phonetic algorithms for fuzzy string matching in Elixir.

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• Updated Sep 3, 2023
• Elixir

Extensions for sorting strings using natural sort order i.e. Alphabetical order for humans

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• Updated Jan 22, 2026
• C#

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

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• Updated Apr 11, 2025
• Cython

A collection of string comparisons algorithms

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• Updated Apr 18, 2024
• JavaScript

⚡ Fast, zero-dependency text diff & string comparison for JavaScript/TypeScript — Myers O(ND) shortest edit script on typed arrays. Word/char/line/grapheme modes, Unicode-safe (Korean, CJK, emoji), ~2.9 kB min+gzip, works in Node and browsers.

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• Updated Sep 4, 2026
• TypeScript

CmpStr is a lightweight, fast and well performing package for calculating string similarity

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• Updated Nov 8, 2026
• TypeScript

Simple library providing functions to simplify conversions in Lazarus when passing strings to RTL or WinAPI.

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• Updated Oct 21, 2026
• Pascal

Finds degree of similarity between two strings, based on Dice's Coefficient and Levenshtein Distance.

javascript strings string-similarity string-comparison dice-coefficient

• Updated Jun 21, 2019
• JavaScript