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

Open source annotation tool for machine learning practitioners.

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

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

The data scientist's open-source choice to scale, assess and maintain natural language data. Treat training data like a software artifact.

HumanML3D: A large and diverse 3d human motion-language dataset.

DBpedia Spotlight is a tool for automatically annotating mentions of DBpedia resources in text.

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

A JavaScript library for text annotation

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

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

🏖TagEditor - Annotation tool for spaCy

Discourse Network Analyzer (DNA)

[LREC 2022] An off-the-shelf pre-trained Tweet NLP Toolkit (NER, tokenization, lemmatization, POS tagging, dependency parsing) + Tweebank-NER dataset

A Super-Lightweight Annotation Tool for Experts: Label text in a terminal with just Python

Question Answering annotation platform - Plateforme d'annotation

A simple client for doccano API.

Go package for text annotation.

Data annotator for machine learning allows you to centrally create, manage and administer annotation projects for machine learning

FAST is an annotation tool that focuses on mobile devices. https://aclanthology.org/2021.emnlp-demo.41/