{
  "markdown": "# Conversion Tools - Gemini CLI Extension\n\n[Conversion Tools](https://conversiontools.io) extension for Gemini CLI. Convert 140+ file formats directly in your terminal - no browser tabs, no copy-pasting. Or build a custom converter from a plain-language description when no standard one fits.\n\nPart of the [Conversion Tools agent integrations](https://conversiontools.io/docs/agents) (Claude Code, Cursor, Codex, Grok, Gemini, plus the `ctio` CLI).\n\n## Install\n\n```bash\ngemini extensions install https://github.com/conversiontools/gemini-extension\n```\n\n## Update\n\nPull the latest version (recommended periodically - new converters and fixes ship regularly):\n\n```bash\ngemini extensions update conversiontools\n```\n\nOr update every installed extension:\n\n```bash\ngemini extensions update --all\n```\n\n## Usage\n\nOnce installed, just ask Gemini to convert files:\n\n```\nConvert data.json to Excel\n```\n\n```\nTransform this XML file to CSV\n```\n\n```\nConvert report.pdf to a Word document\n```\n\n## Available Tools\n\n| Tool | Description |\n|------|-------------|\n| `convert_file` | Convert a file from one format to another |\n| `list_converters` | List available converters by category |\n| `find_converter` | Find the best converter for specific formats |\n| `get_converter_info` | Get detailed info about a converter |\n| `request_upload_url` | Get upload URL for large files (over 5MB) |\n| `auth_status` | Check authentication status |\n| `auth_login` | Login via OAuth |\n| `auth_logout` | Logout and clear credentials |\n| `studio_create_converter` | Build a custom converter: create it + attach the input file |\n| `studio_chat` | Describe the transformation in plain language; the converter is built |\n| `studio_run` | Run the built converter on the file |\n| `studio_run_status` | Poll the run until it finishes |\n| `studio_download_result` | Download the result |\n| `studio_list_converters` | List your previously built converters (to reuse one instead of rebuilding) |\n| `studio_get_converter` | Inspect a converter's details and check it's ready to run |\n| `studio_attach_file` | Attach a new file to an existing converter and re-run its built logic |\n\n## Supported Conversions\n\n**140+ conversion types** including:\n\n- **Documents**: Word, PowerPoint, Excel, Markdown, ODS to/from PDF, HTML, Text, LaTeX\n- **Data**: JSON, CSV, XML, YAML, Parquet, JSONL, BSON, Excel - with validators and formatters\n- **Images**: PNG, JPG, WebP, AVIF, HEIC, JXL (JPEG XL), SVG, BMP, TIFF, GIF\n- **PDF**: Extract to Word, Excel, CSV, Text, HTML, Images (JPG, PNG, SVG, TIFF), EPUB\n- **Audio**: MP3, WAV, FLAC - plus AI text-to-speech and speech-to-text\n- **Video**: MP4, MOV, MKV, AVI - plus audio extraction\n- **E-books**: EPUB, MOBI, AZW, AZW3, FB2, FBZ, PDF\n- **OCR**: Extract text from images and scanned PDFs - output as Text or searchable PDF\n- **AI-powered**: Smart extraction from complex documents, subtitle translation, TTS, STT\n- **Subtitles**: SRT, VTT, ASS - bidirectional conversions\n- **Web**: Website screenshots (URL to PDF, JPG, PNG)\n- **Custom (AI Studio)**: describe a transformation in plain language and have a reusable converter built, run, and returned - for when no standard converter fits\n\n## Authentication\n\nOn first use, you will be prompted to authenticate via OAuth. This opens a browser window to log in to your Conversion Tools account.\n\nFree accounts get 100 conversions per month (10 per day). Paid plans available at [conversiontools.io/pricing](https://conversiontools.io/pricing).\n\n## Examples\n\n### Convert JSON to Excel\n\n```\nI have a data.json file with an array of objects. Convert it to Excel.\n```\n\n### Extract data from PDF\n\n```\nExtract the table from invoice.pdf to CSV\n```\n\n## Links\n\n- [All agent integrations](https://conversiontools.io/docs/agents)\n- [Pricing](https://conversiontools.io/pricing)\n- [Support](https://conversiontools.io/contact)\n\n## License\n\nMIT\n",
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