Label Studio
by HumanSignal · open-source · Last verified 2026-03-17
Open-source data labeling and annotation platform supporting text, image, audio, and video. Provides customizable labeling interfaces, ML-assisted labeling, and team collaboration for building training datasets.
https://labelstud.io ↗B
B—Above Average
Adoption: B+Quality: AFreshness: ACitations: BEngagement: F
Specifications
- License
- Apache-2.0
- Pricing
- open-source
- Capabilities
- multi-modal-labeling, ml-assisted-labeling, custom-interfaces, team-management, api-integration
- Integrations
- hugging-face
- Use Cases
- data-labeling, annotation, training-data-creation, active-learning
- API Available
- Yes
- SDK Languages
- python
- Deployment
- self-hosted, humansignal-cloud, docker
- Rate Limits
- N/A (self-hosted); cloud plans vary
- Data Privacy
- Self-hosted by default; HumanSignal Cloud SOC 2 compliant
- Tags
- annotation, labeling, data-management, multi-modal
- Added
- 2026-03-17
- Completeness
- 100%
Index Score
61.45Adoption
72
Quality
82
Freshness
82
Citations
65
Engagement
0