labelme

LabelMe is an AI-powered image annotation tool that allows users to annotate images offline with various shapes and attributes, and also provides AI-assisted annotation features. It supports multiple languages and has a user-friendly interface. The tool is available in both open-source and paid versions, with the paid version offering additional features such as dataset toolkit and priority email support.

labelme is best for best for image annotation tasks, especially for those who need to annotate a large number of images quickly and accurately. It sits in the Image category and is a freemium option.

labelme is listed as freemium. Check the official website for current, detailed pricing tiers.

labelme scored 8.7 out of 10 in 2026, based on six weighted metrics: usefulness, quality, ease of use, value, reliability, and popularity.

Offline and private annotation. AI-assisted annotation features. Support for multiple languages and shapes.

Limited free version features. Steep learning curve for advanced features. No web-based version available.

labelme is a top-tier pick in the Image space. With an overall score of 8.7/10, it stands out for teams and individuals who need best for image annotation tasks, especially for those who need to annotate a large number of images quickly and accurately.