Annotation Tool Open Source Projects

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

The free and privacy-friendly screen recorder with no limits 🎥

Annotate better with CVAT, the industry-leading data engine for machine learning. Used and trusted by teams at any scale, for data of any scale.

Open source annotation tool for machine learning practitioners.

Argilla is a collaboration tool for AI engineers and domain experts to build high-quality datasets

Visual Object Tagging Tool: An electron app for building end to end Object Detection Models from Images and Videos.

A curated list of awesome data labeling tools

Labeling tool with SAM(segment anything model),supports SAM, SAM2, SAM3, sam-hq, MobileSAM EdgeSAM etc.交互式半自动图像标注工具

Collaborate & label any type of data, images, text, or documents, in an easy web interface or desktop app.

The AI Datastore for Schemas, BLOBs, and Predictions. Use with your apps or integrate built-in Human Supervision, Data Workflow, and UI Catalog to get the most value out of your AI Data.

Explore example custom labeling apps built with Labelbox SDK

A Wayland native snapshot editing tool, inspired by Snappy on macOS

Annotate quickly images.

Gromit-MPX is an on-screen annotation tool that works with any Unix desktop environment under X11 as well as XWayland.

Xtreme1 is an all-in-one data labeling and annotation platform for multimodal data training and supports 3D LiDAR point cloud, image, and LLM.

Open source audio annotation tool for humans

YEDDA: A Lightweight Collaborative Text Span Annotation Tool. Code for ACL 2018 Best Demo Paper Nomination.

A text marking & annotation engine for presenting source code on the web.

🔧 A curated list of awesome dataset tools

Add image annotation functionality to any web page with a few lines of JavaScript.

INCEpTION provides a semantic annotation platform offering intelligent annotation assistance and knowledge management.

Computer vision based ML training data generation tool :rocket:

Named Entity Recognition (NER) Annotation tool for SpaCy. Generates Traning Data as a JSON which can be readily used.

Label Objects and Save Time (LOST) - Design your own smart Image Annotation process in a web-based environment.

RectLabel is an offline image annotation tool for object detection and segmentation.

A web-based annotation tool for natural language processing (NLP)

🍳 Recipes for the Prodigy, our fully scriptable annotation tool

Automatic Summarization of Resumes with NER -> Evaluate resumes at a glance through Named Entity Recognition

Data labeling react app that is backend agnostic and can be embedded into your applications — distributed as an NPM package

Structural variant toolkit for VCFs

Juman++ (a Morphological Analyzer Toolkit)

**deprecated**

Out-of-the-box Annotation Toolbox

Genome browser and variant annotation

Video/Image Labeling and Annotation Tool

Python library for computer vision labeling tasks. The core functionality is to translate bounding box annotations between different formats-for example, from coco to yolo.

An infinitely customizable image annotation library built on React

:speedboat: Label data at scale. Fun and precision included.

✨ Bootstrap annotation with zero- & few-shot learning via OpenAI GPT-3

一个轻量级图片标注javascript库，支持矩形、多边形、点、折线、圆形、画笔，支持再编辑，图像标注更简单。

Deep learning pipeline for orbital satellite data for detecting clouds

Ybat - YOLO BBox Annotation Tool

L-CAS 3D Point Cloud Annotation Tool

Personal Cancer Genome Reporter (PCGR)

Open source no-code system for text annotation and building of text classifiers

Artemis is a free genome viewer and annotation tool that allows visualization of sequence features and the results of analyses within the context of the sequence, and its six-frame translation

ML data annotations made super easy for teams. Just upload data, add your team and build training/evaluation dataset in hours.

A web-based document annotation tool, powered by GPT-4 :rocket:

Intuitive Annotation Tool for Information Extraction / Named Entity Recognition using localturk / Amazon Mechanical Turk

Labelling platform for text using weak supervision.

Self hosted web based collaborative video review tool

🆕 Work continues on INCEpTION 👉 https://github.com/inception-project/inception 👈 -- ⚠️ The official WebAnno repository has reached the end of the line. -- 🚀 To migrate, export your annotation projects from WebAnno, then import them into INCEpTION and just work on.

Shaku helps you write better technical articles with code annotation .etc

A curated list of awesome data annotation tools

PPOCRLabel is a semi-automatic graphic annotation tool suitable for OCR field, with built-in PP-OCR model to automatically detect and re-recognize data. It is written in Python 3 and PyQT5, supporting rectangular box annotation and four-point annotation modes. Annotations can be directly used for the training of PP-OCR detection and recognition models.

A tool for efficient semi-supervised video object segmentation (great results with minimal manual labor) and a dataset for benchmarking

🏖TagEditor - Annotation tool for spaCy

🧬 A JupyterLab extension for annotating data with Prodigy

:rabbit: Python lib for remo - the app for annotations and images management in Computer Vision