Less typing,
more discovery.

Open-source tools for analysts who need to understand their data before they query it.

Get Started Browse Types

Terminal

What you get

Every type prediction is a guarantee, not a guess.

250 Semantic Types

Dates, emails, IPs, UUIDs, coordinates, phone numbers, and financial identifiers — across 7 domains and 65+ locales.

Ships with Claude Code skills that guide AI agents through the full pipeline — profile, validate, and load without stopping early.

Pure Rust, no Python. 600+ classifications per second, 8.5 MB memory. Runs on your laptop — no cloud required.

Get started

FineType is free, open source (MIT), and ready to use.

curl -fsSL https://install.meridian.online/finetype | bash

brew install meridian-online/tap/finetype

cargo install finetype-cli

irm https://install.meridian.online/finetype/win | iex

Quick Start Guide

Install FineType and DuckDB, profile your first dataset in five minutes.

FineType Reference

Full CLI, DuckDB extension, taxonomy, and performance benchmarks.