18.3
Roboflow is an end-to-end platform for building, deploying and monitoring computer vision applications.
Free planAndroidiOSWeb
Best Image Annotation Software in 2026
Image annotation software helps turn images into labeled data for projects that depend on visual information. Compare annotation types and image formats with model-assisted labeling, dataset export and API access to see how each tool could fit your workflow. Team collaboration can matter when several people contribute, while free-plan availability and paid-from pricing help frame the budget. Label Studio, Roboflow…
28.2
Label Studio is an open-source data labeling platform for text, images, audio, video, time series, and multimodal data.
Free planOpen sourceWebAPILinux
37.7
VGG Image Annotator (VIA) is a suite of lightweight tools for manually labeling images, audio and video.
Free planOpen sourceWebLinuxmacOS
- 4
MakeSense.ai
MakeSense.ai is a browser-based tool for labeling photos and preparing datasets for computer vision projects.
Free planOpen sourceWebLinuxmacOSSelf-hosted7.6Free plan - 5
Segments.ai
Segments.ai is a multi-sensor data labeling platform for robotics and autonomous vehicle teams, available through web and API access.
Free planWebAPI7.0Free plan - 6
CVAT
CVAT is a platform for turning images, video, 3D data, and audio into labeled datasets for AI workflows.
Free planWebAPISelf-hosted6.9Free plan - 7
Supervisely
Supervisely is a computer-vision platform for organizing data, labeling images, video, LiDAR, and medical imagery, and developing models for production.
Free planWebAPISelf-hosted6.9From €199 a month - 8
Ultralytics Platform
Ultralytics Platform brings dataset annotation, management, analytics, model training, export, and deployment into a web workspace.
Free planWebAPISelf-hosted6.7From $29 a month - 9
Annota AI
Annota AI combines image annotation, document OCR and review, and AI tools in a web or self-hosted workspace.
Free planWebSelf-hosted6.6From €21.96 a month - 10
Draw Attention
Draw Attention is a WordPress plugin for making interactive image maps with hotspots that visitors can click, tap, or hover over.
Free planWebSelf-hosted6.6From $99 a year - 11
Labellerr
Labellerr is a data labeling and annotation platform for machine-learning teams preparing training data.
Free planWebAPISelf-hosted6.6From $9,999 a year - 126.4$1 one-time
- 13
Labelme
Labelme is an AI-powered desktop annotation tool for creating image training datasets, aimed at researchers, engineers, and teams.
LinuxmacOSWindows6.4$49 one-time - 14
Pixano
Pixano is an open-source tool for exploring and annotating computer vision datasets, including collections with text, images, and videos.
WebAPILinuxmacOS6.2 - 15
RectLabel
RectLabel is an offline macOS application for annotating images used in object detection and segmentation.
macOS6.2From $299 a month - 16
Xtreme1
Xtreme1 is an open-source platform for annotating and curating multimodal training data, with tools for ontology management.
WebLinuxmacOSSelf-hosted6.1From $6,600 a year - 17
BasicAI
BasicAI is a multimodal annotation platform, with managed services, for preparing AI training data.
WebAPISelf-hosted6.0From $6,600 a year - 18
Dataloop
Dataloop is a web-based platform for annotating image datasets, with model-assisted labeling and collaboration for teams.
WebAPILinuxmacOS6.0 - 19
Labelbox
Labelbox provides tools and services for AI training data, reinforcement learning environments, evaluations, and enterprise agent workflows.
WebAPI6.0 - 20
Vailabel Studio
Vailabel Studio is a free, open-source desktop app for annotating image, video, and multimodal data on Linux, macOS, and Windows.
Free planLinuxmacOSWindows6.0Free plan - 21
Kili Technology
Kili Technology is an expert-in-the-loop platform for creating, reviewing, and evaluating AI data, including training and ground-truth datasets.
WebAPISelf-hosted5.9 - 22
SuperAnnotate
SuperAnnotate provides infrastructure for AI teams to create, evaluate, and improve data across modalities until datasets are ready for training.
WebAPImacOSWindows5.9 - 23
PixLab Annotate
PixLab Annotate is a free browser-based image labeler for preparing machine-learning datasets with bounding boxes and polygon segmentation labels.
Free planWeb5.8Free plan - 24
FiftyOne
FiftyOne Annotation for images helps teams identify samples for labeling, automate annotation with AI, and connect labeling work with model evaluation.
WebAPILinuxmacOS5.7 - 25
Encord
Encord is a paid multimodal data infrastructure layer for AI teams, covering work from pre-training and post-training through deployment.
WebAPISelf-hosted5.6