CVAT vs Ultralytics Platform

CVAT8.9Visit Ultralytics Platform7.7Visit

Higher score CVAT #2 in Image Annotation Software 8.9/10 Free plan Free plan✓ 3 of 3 features Visit CVAT

vs

Ultralytics Platform #14 in Image Annotation Software 7.7/10 Free plan Free plan✓ 3 of 3 features Visit Ultralytics

• CVAT fits best

  Open-source teams needing a complete CV workflow

• Ultralytics Platform fits best

  YOLO-focused teams needing integrated workflows

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Side by side

Feature	CVAT 8.9/10 Visit ↗	Ultralytics Platform 7.7/10 Visit ↗
At a glance
Editor score	8.9	7.7
Ranking	#2 in Image Annotation Software	#14 in Image Annotation Software
Best for	Open-source teams needing a complete CV workflow	YOLO-focused teams needing integrated workflows
Pricing model	Free plan + paid	Free plan + paid
Starting price	$23/mo (best)	$29/seat/mo
Free plan	✓	✓
Free trial	—	—
Deployment	Cloud, Self-hosted	Cloud, Self-hosted
Platforms	Web	Web
Support	Community, Docs	Community, Docs
Compliance	GDPR, SSO/SAML	SOC 2, ISO 27001, GDPR, SSO/SAML
Integrations	5 integrations	4 integrations
Built for	Solo, Small business, Mid-market, Enterprise	Solo, Small business, Mid-market, Enterprise
Features CVAT 3/3 · Ultralytics Platform 3/3
Model-assisted labeling	✓	✓
Team collaboration	✓	✓
API access	✓	✓
Specs
Annotation types	Rectangle/bounding box, polygon, polyline, points, ellipse, cuboid, skeleton, tag, brush/mask	detection; instance segmentation; semantic segmentation; classification; pose estimation; oriented bounding boxes
Image formats	JPEG, PNG, BMP, GIF, PPM, TIFF	JPEG; PNG; WebP; TIFF; HEIC; AVIF; BMP; JP2; DNG; MPO
Dataset export	CVAT XML, Datumaro JSON, COCO JSON, YOLO, Pascal VOC, Cityscapes, KITTI, Open Images, MOT, and others	Ultralytics NDJSON
Our review
Pros	Supports image, video, and 3D annotation with many annotation types Offers AI-assisted workflows, REST API, Python SDK, and CLI Exports to major computer-vision formats and connects to cloud storage	YOLO- and SAM-assisted labeling plus detailed annotation tools Training, deployment monitoring, versioning, and REST API access Cloud storage integrations with web and API access
Cons	Free plan supports only 1–2 members Solo plans are limited to a personal workspace Enterprise deployment starts at $12,000 per year	Verified dataset export is centered on Ultralytics NDJSON Free plan includes community support and lower usage limits Pro collaboration is limited to teams of up to 5 members
Our verdict	CVAT is a visual data annotation platform for creating training datasets from images, video, and 3D data. It is aimed at computer vision and AI teams that need manual labeling, AI-assisted detection, segmentation or tracking, dataset… Read the review →	Ultralytics Platform is a browser-based computer vision workspace for individuals and teams managing the full image-model workflow. It combines manual annotation with bounding boxes, polygons, keypoints, oriented boxes, and classification,… Read the review →

Strengths and trade-offs

• CVAT — where it wins

  • Supports image, video, and 3D annotation with many annotation types
  • Offers AI-assisted workflows, REST API, Python SDK, and CLI
  • Exports to major computer-vision formats and connects to cloud storage

  Where it doesn't

  • Free plan supports only 1–2 members
  • Solo plans are limited to a personal workspace
  • Enterprise deployment starts at $12,000 per year

• Ultralytics Platform — where it wins

  • YOLO- and SAM-assisted labeling plus detailed annotation tools
  • Training, deployment monitoring, versioning, and REST API access
  • Cloud storage integrations with web and API access

  Where it doesn't

  • Verified dataset export is centered on Ultralytics NDJSON
  • Free plan includes community support and lower usage limits
  • Pro collaboration is limited to teams of up to 5 members

• CVAT8.9/10 · Free plan

  A broad CV workflow spanning manual, AI-assisted, collaborative, and programmatic annotation.

  Visit CVATFull verdict →
• Ultralytics Platform7.7/10 · Free plan

  A YOLO-focused workspace combining annotation, datasets, training, deployment, and collaboration.

  Visit UltralyticsFull verdict →