Label Studio
Open-source multi-format data labeling platform for ML with configurable interfaces.
About Label Studio
Open-source data labeling platform for machine learning. Supports text, image, audio, video, and time-series annotation. Configurable labeling interfaces with templates and an enterprise version for team collaboration and MLOps integration.
Key Features
- Multi-data-type support
- Configurable labeling UI
- ML backend integration
- Template library
- Team management
- API and webhooks
Pricing
freemium
Open-source community edition is free. Enterprise edition with custom pricing.
Pros
- Free and open source
- Supports many data types
- Highly configurable
- Active community
Cons
- Self-hosting required for free version
- Can be complex to set up
- Enterprise features locked
- Documentation gaps