Pattern Matching Python Packages

ahocorasick-rs

Check for multiple patterns in a single string at the same time: a fast Aho-Corasick algorithm for Python

stumpy

STUMPY is a powerful and scalable Python library for modern time series analysis

simplematch

Minimal, super readable string pattern matching for python.

pampy

Pampy: The Pattern Matching for Python you always dreamed of.

fm-index

fm-index library for Python

matcher-py

A high-performance matcher designed to solve LOGICAL and TEXT VARIATIONS problems in word matching, implemented in Rust.

sigmaker

sigmaker is a zero-dependency IDA Pro 9.0+ cross-platform signature maker plugin with optional SIMD (e.g. AVX2/NEON/SSE2) speedups that works on MacOS/Linux/Windows. It allows configurable wildcard operand patterns, nibbles, and signature generation just by right clicking.

kikuchipy

Toolbox for analysis of electron backscatter diffraction (EBSD) patterns

awesome-pattern-matching

Pattern Matching for Python 3.7+ in a simple, yet powerful, extensible manner.

wickra-shazam

Shazam for markets — match an asset's current 514-dim microstructure fingerprint against its entire history to name the regime ("that's the May-2021 crash setup"), over the Wickra core, in ten languages.

irregex

A full toolkit for building any type of search engine.

gist-search

The fastest CLI and agent-first code search tool, built on indexed trigram search with aggressive literal-match optimizations

symbolica

Symbolica is a high-performance computer algebra library for Python and Rust. Manipulate large expressions, match patterns, and generate optimized numerical code — at unprecedented speed.

jestspectation

Pattern matching tools to test complex data structures.

boreal-python

Safe and performant YARA rules evaluator in Rust

matchpy

A library for pattern matching on symbolic expressions in Python.

gatenlp

Python text processing, pattern matching, and NLP framework

ruleforge-engine

Deterministic, typed, sandboxed, and auditable rule execution engine for predictable policy decisions. Python + C# with cross-language conformance.

matchify

converts if-else code to match statements

aafitrans

Match coordinate lists.

funml

A collection of utilities to help write python as though it were an ML-kind of functional language like OCaml

code-firewall-mcp

A structural similarity-based code security filter for MCP (Model Context Protocol). Blocks dangerous code patterns before they reach execution tools by comparing code structure against a blacklist of known-bad patterns.

axon-api

Zero-dependency WSGI framework with request batching, multipart streaming, and HTTP range support. Built for applications that require high performance without the bloat.

pandas-match-recognize

Bringing SQL Pattern Matching "MATCH_RECOGNIZE" support to Pandas