Text Annotator

A simple GUI tool for text selection and annotation. Input text, select portions with click+drag, export to JSONL.

Usage

python3 text_annotator.py

Features

• Load text and make selections by clicking and dragging
• Each selection gets a different color highlight
• Click highlighted text to remove selection
• No overlapping selections allowed
• Export to JSONL format

Controls

• Load Text: Load input text
• New Text: Save current work and start fresh
• Export JSONL: Save all entries to file

Output Format

{
  "text": "The original text",
  "selections": [
    {"start": 4, "end": 9, "text": "selected"},
    {"start": 15, "end": 20, "text": "words"}
  ]
}

Requirements

• Python 3.8+
• tkinter (usually included)