Top SEGMENTATION GitHub Repositories & Tools (2026)

RF-DETR is a real-time object detection and segmentation model architecture developed by Roboflow, SOTA on COCO, designed for fine-tuning. [ICLR 2026]

Computer Vision Annotation Tool (CVAT) is a leading platform for building high-quality visual datasets for vision AI. It offers open-source, cloud, and enterprise products, as well as labeling services, for image, video, and 3D annotation with AI-assisted labeling, quality assurance, team collaboration, analytics, and developer APIs.

Ultralytics YOLO27, YOLO26, YOLO11, YOLOv8 — object detection, instance segmentation, semantic segmentation, image classification, pose estimation, object tracking

Label Studio is a multi-type data labeling and annotation tool with standardized output format

An Android app to scan your documents — simple and respectful

Image augmentation for computer vision. AGPL-3.0-only or commercial licensing.

The Jieba Chinese Word Segmentation Implemented in Rust

PyTorch Connectomics: segmentation toolbox for EM connectomics