Label Studio

✓ verified, sync 2026-08-20

Label Studio is an open source data labeling tool that supports multiple projects, users, and data types in one platform. It allows for different types of labeling with various dat….

PricingFree

Rating5.0 on Toolify · 63 reviews

Category AI Developer ToolsLarge Language Models (LLMs)Open Source AI ModelsAI APIPrompt EngineeringAI Productivity Tools +4

First indexed2026-08-20

What it does.

Label Studio is an open source data labeling tool that supports multiple projects, users, and data types in one platform. It allows for different types of labeling with various data formats and integrates with M/L backends. It's a flexible platform for fine-tuning LLMs, preparing training data, or validating AI models.

registry ID ndock:tool:label-studio

Features

Support for multiple data types (images, audio, text, video, time series)
Configurable layouts and templates
Integration with ML/AI pipelines via Webhooks, Python SDK, and API
ML-assisted labeling
Connection to cloud storage (S3, GCP)
Data Manager with advanced filters
Multiple projects and users support

Pricing history.

auto-diffed on every sync: the changelog other directories don't keep

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