Label Studio
Label Studio: Flexible image annotation with open-source deployment, AI assistance, and broad exports. Ranked #3 of 28 in Image Annotation Software by our editors (8.8/10); pricing: Free plan; best for teams wanting flexible open-source annotation.
At a glance
- Editor score8.8 / 10
- PricingFree plan
- Best forTeams wanting flexible open-source annotation
- Free planYes
- Model-assisted labelingYes
- Founded2019
- Facts checked20 Sep 2026
Where it wins
- Open-source Community Edition with configurable annotation interfaces
- Supports classification, detection, segmentation, and multiple shape tools
- Exports to JSON, CSV, COCO, Pascal VOC, YOLO, PNG, and NumPy
Where it doesn't
- Advanced quality workflows and analytics are reserved for Enterprise
- The extensive configuration may require more setup than focused tools
- Support differs by plan, from community channels to Enterprise options
Our verdict on Label Studio
Label Studio is an open-source data labeling platform for machine-learning and AI teams. Its image capabilities cover classification, object detection, semantic segmentation, keypoints, rectangles, ellipses, polygons, and brush masks. Teams can configure labeling interfaces, invite collaborators, synchronize cloud storage, connect machine-learning backends, and export annotations in common dataset formats. It is suited to organizations that want control over annotation workflows and deployment across web, Windows, macOS, Linux, or self-hosted environments.
Its strongest advantage is the combination of annotation depth and workflow customization. Model-assisted labeling provides interactive predictions and smart tools, while the configurable interface and templates can support different project requirements. The API, Python SDK, and webhooks provide ways to connect labeling work with surrounding systems, and cloud storage plus collaboration features support shared projects. Export options include JSON, CSV, TSV, COCO, Pascal VOC, YOLO, PNG, and NumPy, making the platform suitable for teams with varied dataset pipelines.
The plan structure spans the open-source Community Edition, hosted Starter Cloud, and Enterprise. Community Edition includes community Slack and GitHub issue support. Starter Cloud adds hosting, role-based access control, quality workflows, and automated task distribution. Enterprise adds cloud or on-prem deployment, SAML or LDAP single sign-on, enhanced quality workflows and analytics, LLM-as-a-judge, auto-labeling, and bulk labeling. Choose Label Studio when deployment choice, configurable interfaces, APIs, and annotation breadth matter. Teams seeking a narrowly focused tool with less configuration may prefer a simpler alternative.
Your product? Our editors can test Label Studio in depth and publish a review, labelled as paid · from $149/mo →
Label Studio pricing
All 3 Label Studio plans and prices →
Label Studio fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Not verified |
| Annotation types | rectangles, ellipses, keypoints, polygons, brush masks, image classification |
| Image formats | Not verified |
| Model-assisted labeling | Yes |
| Dataset export | JSON, JSON_MIN, CSV, TSV, COCO, Pascal VOC XML, YOLO, PNG, NumPy |
| Team collaboration | Yes |
| API access | Yes |
| Deployment | Cloud, Self-hosted |
| Platforms | Web, Windows, macOS, Linux |
| Compliance & security | SOC 2, HIPAA, SSO/SAML |
| Support | Community, Docs, Tickets |
| Built for | Small business, Mid-market, Enterprise (editorial estimate) |
| Integrations | 4 integrations: Cloud storage, Machine-learning backends, Python SDK, Webhooks |
| Pricing | Free plan (source) |
| Website | labelstud.io |
| Facts checked | 20 Sep 2026 |
Label Studio integrations
Label Studio lists 4 integrations on its own site.
- Cloud storage
- Machine-learning backends
- Python SDK
- Webhooks
Alternatives to Label Studio
- PixanoA flexible open-source choice for teams annotating 2D and 3D vision datasets.9.0
- CVATA broad CV workflow spanning manual, AI-assisted, collaborative, and programmatic annotation.8.9
- RoboflowA broad image annotation and deployment platform with a free public tier and paid private-data plans.8.7
See all Label Studio alternatives →
Label Studio vs the competition
- Label Studio vs Pixano
- Label Studio vs CVAT
- Label Studio vs Roboflow
- Label Studio vs FiftyOne
- Label Studio vs Supervisely
- Label Studio vs V7 Darwin
Compare Label Studio with any tool side by side →
Also Ranked In
Label Studio is ranked in 5 of our directories.
Used Label Studio? Be the first to review it
The editor score above is our own research. What this page doesn't have yet is a reader's view — what you used Label Studio for, what worked and what didn't. No stars are seeded and no review is paid for; an editor reads every one before it appears.
Write a reviewTwo minutes · verified accounts only · read by an editor before it appears
Featured on iTechGuides
Label Studio is listed in our Image Annotation Software directory. Add the badge to your site — it links back to this page.
<a href="https://www.itechguides.com/products/label-studio/"><img src="https://www.itechguides.com/best/badge/label-studio.svg" alt="Featured on iTechGuides" width="230" height="46"></a>
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
Last updated · How we research and update