Labelbuddy

Labelbuddy is an open-source desktop GUI application for annotating documents, developed on GitHub. According to its documentation, it can be used for tasks such as Named Entity Recognition, sentiment analysis and document classification. The documentation states that it works completely offline and that its database is an ordinary file. Import and export use JSON, JSON Lines or plain text formats.

GitHub repo Directory import
0 shouts Added Sep 23, 2026 github.com
github.com/jeromedockes/labelbuddy
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Features

  • open-source desktop Graphical User Interface (GUI) application for annotating documents Source: github.com
  • works completely offline, making it suitable to annotate confidential data Source: github.com

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