mammothb/symspellpy

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

Python

875

343 commits

updated Aug 21, 2026

See the code

README

symspellpy
PyPI version Tests Documentation Status codecov

symspellpy is a Python port of SymSpell v6.7.2, which provides much higher speed and lower memory consumption. Unit tests from the original project are implemented to ensure the accuracy of the port.

Please note that the port has not been optimized for speed.

Notable Changes

v6.7.2: Implemented fast distance comparer with editdistpy. Approximately 2x speed up for usage under default settings, benchmarks found here.

Install

For installation instructions, see the INSTALL.rst file or the install documentation.

Usage

Check out the examples provided for sample usage.

approximate-string-matching
chinese-text-segmentation
chinese-word-segmentation
damerau-levenshtein
edit-distance
fuzzy-matching
fuzzy-search
levenshtein
levenshtein-distance
python
spell-check
spellcheck
spelling
spelling-correction
symspell
text-segmentation
word-segmentation

mammothb/symspellpy

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

Python

875

343 commits

updated Aug 21, 2026

See the code

README

symspellpy
PyPI version Tests Documentation Status codecov

symspellpy is a Python port of SymSpell v6.7.2, which provides much higher speed and lower memory consumption. Unit tests from the original project are implemented to ensure the accuracy of the port.

Please note that the port has not been optimized for speed.

Notable Changes

v6.7.2: Implemented fast distance comparer with editdistpy. Approximately 2x speed up for usage under default settings, benchmarks found here.

Install

For installation instructions, see the INSTALL.rst file or the install documentation.

Usage

Check out the examples provided for sample usage.

approximate-string-matching
chinese-text-segmentation
chinese-word-segmentation
damerau-levenshtein
edit-distance
fuzzy-matching
fuzzy-search
levenshtein
levenshtein-distance
python
spell-check
spellcheck
spelling
spelling-correction
symspell
text-segmentation
word-segmentation

Project health

Overall

4.2/10

Maintained

3/10

Code review

0/10
OpenSSF Scorecard

Latest release

6.10.0 · Jul 11, 2026

Releases this year

1

Significant stargazers

Sławomir Dadas

89 followers · starred Feb 2019

Riccardo Magliocchetti

194 followers · starred Sep 2018

Kyusong Lee

37 followers · starred Sep 2019

Ashish Bhatia

986 followers · starred Aug 2024