Entity Resolution Python Packages

splink

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

recordlinkage

A powerful and modular toolkit for record linkage and duplicate detection in Python

dedupe

:id: A python library for accurate and scalable fuzzy matching, record deduplication and entity-resolution.

tablassert

Tablassert turns biomedical spreadsheets (Excel, CSV, TSV) into knowledge graphs ready for NCATS Translator. Declare how your columns map to subject–predicate–object statements in YAML; Tablassert resolves free text to standard CURIEs, attaches provenance and statistical annotations, and emits KGX-compliant nodes and edges.

resolvekit

Entity and place resolution system that maps messy place/entity strings and codes to canonical entities

goldenphonetic

Zero-config entity resolution feeding a durable identity layer: messy records from any source become stable golden entities, a Customer 360 with provenance, merge/split and audit. Fellegi-Sunter beats hand-tuned Splink. Arrow-native/Rust, 250M rows in 11.2 min. Python + edge TypeScript (WASM), SQL-native in Postgres & DuckDB, 97 MCP tools + REST.

goldenfuzz

Zero-config entity resolution feeding a durable identity layer: messy records from any source become stable golden entities, a Customer 360 with provenance, merge/split and audit. Fellegi-Sunter beats hand-tuned Splink. Arrow-native/Rust, 250M rows in 11.2 min. Python + edge TypeScript (WASM), SQL-native in Postgres & DuckDB, 97 MCP tools + REST.

goldenmatch

Zero-config entity resolution feeding a durable identity layer: messy records from any source become stable golden entities, a Customer 360 with provenance, merge/split and audit. Fellegi-Sunter beats hand-tuned Splink. Arrow-native/Rust, 250M rows in 11.2 min. Python + edge TypeScript (WASM), SQL-native in Postgres & DuckDB, 97 MCP tools + REST.

csvmatch

🔎 Finds fuzzy matches between CSV files

goldenmatch-native

Zero-config entity resolution feeding a durable identity layer: messy records from any source become stable golden entities, a Customer 360 with provenance, merge/split and audit. Fellegi-Sunter beats hand-tuned Splink. Arrow-native/Rust, 250M rows in 11.2 min. Python + edge TypeScript (WASM), SQL-native in Postgres & DuckDB, 97 MCP tools + REST.

anonlink

Python implementation of anonymous linkage using cryptographic linkage keys

golden-suite

Zero-config entity resolution feeding a durable identity layer: messy records from any source become stable golden entities, a Customer 360 with provenance, merge/split and audit. Fellegi-Sunter beats hand-tuned Splink. Arrow-native/Rust, 250M rows in 11.2 min. Python + edge TypeScript (WASM), SQL-native in Postgres & DuckDB, 97 MCP tools + REST.

jlink

Record linkage for economists: write the match rule in plain English, get a probability per pair, audit it, cite it. Python, CLI, Stata and R.

floof

Fuzzymatching made easy

infona-client

Messy CSV, JSON, or text → one LLM schema pass → deterministic rows into Neo4j → ask in English (Cypher).

goldencheck

Zero-config entity resolution feeding a durable identity layer: messy records from any source become stable golden entities, a Customer 360 with provenance, merge/split and audit. Fellegi-Sunter beats hand-tuned Splink. Arrow-native/Rust, 250M rows in 11.2 min. Python + edge TypeScript (WASM), SQL-native in Postgres & DuckDB, 97 MCP tools + REST.

goldenflow-native

Zero-config entity resolution feeding a durable identity layer: messy records from any source become stable golden entities, a Customer 360 with provenance, merge/split and audit. Fellegi-Sunter beats hand-tuned Splink. Arrow-native/Rust, 250M rows in 11.2 min. Python + edge TypeScript (WASM), SQL-native in Postgres & DuckDB, 97 MCP tools + REST.

zingg

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

deduplipy

Python package for deduplication/entity resolution using active learning

arche-core

An open-source engine for deciding when messy records of people, places, organisations, and products refer to the same real-world entity, with evidence, not just similarity scores or identifiers.

goldenflow

Zero-config entity resolution feeding a durable identity layer: messy records from any source become stable golden entities, a Customer 360 with provenance, merge/split and audit. Fellegi-Sunter beats hand-tuned Splink. Arrow-native/Rust, 250M rows in 11.2 min. Python + edge TypeScript (WASM), SQL-native in Postgres & DuckDB, 97 MCP tools + REST.

pvrhino

On-device Speech-to-Intent engine powered by deep learning

easylink

A tool that allows users to build and run highly configurable record linkage/entity resolution pipelines.

pyjedai

An open-source library that leverages Python’s data science ecosystem to build powerful end-to-end Entity Resolution workflows.