# brevtool

> Privacy-first free online tools for PDF, image, video, audio, data, and developer workflows. All processing runs locally in your browser.

## Main Pages

- [Home](https://brevtool.com): Overview of all privacy-first browser tools.
- [All Tools](https://brevtool.com/tools): Browse every tool by category.
- [About](https://brevtool.com/about): Product mission and architecture overview.
- [How It Works](https://brevtool.com/how-it-works): Technical explanation of local-first processing.
- [Privacy](https://brevtool.com/privacy): Privacy model and no-upload guarantees.
- [Blog](https://brevtool.com/blog): Guides and practical tutorials.

## Tool Categories

- [PDF Tools](https://brevtool.com/pdf-tools): Merge, split, compress, convert PDF files.
- [Image Tools](https://brevtool.com/image-tools): Compress, resize, convert, OCR, and AI image tools.
- [Video Tools](https://brevtool.com/video-tools): Trim, merge, resize, and edit videos in browser.
- [Audio Tools](https://brevtool.com/audio-tools): Trim, convert, transcribe, and process audio.
- [Developer Tools](https://brevtool.com/developer-tools): Format, encode, hash, and debug utilities.
- [Data Tools](https://brevtool.com/data-tools): JSON, CSV, XML, YAML conversion and formatting.
- [Converters](https://brevtool.com/converters): Common file and media format conversions.
- [Calculators](https://brevtool.com/calculators): Finance, health, and utility calculators.
- [Text Tools](https://brevtool.com/text-tools): Word count, case conversion, and text processing.
- [Generators](https://brevtool.com/generators): Password, UUID, QR code, and lorem generators.
- [Crypto Tools](https://brevtool.com/crypto-tools): Crypto calculators and utilities.

## Popular Tools

- [Compress PDF](https://brevtool.com/pdf-tools/compress-pdf): Reduce PDF size locally.
- [Merge PDF](https://brevtool.com/pdf-tools/merge-pdf): Combine PDFs with drag-and-drop ordering.
- [Compress Image](https://brevtool.com/image-tools/compress-image): Optimize JPG/PNG/WebP images.
- [Resize Image](https://brevtool.com/image-tools/resize-image): Resize images with presets and custom dimensions.
- [Audio Transcription](https://brevtool.com/audio-tools/ai-audio-transcription): Browser-based AI speech-to-text.
- [JSON Formatter](https://brevtool.com/developer-tools/json-formatter): Format and validate JSON instantly.
- [Video Editor](https://brevtool.com/video-tools/editor): Multi-tool video editing in-browser.

## AI Discovery Endpoints

- [AI Summary](https://brevtool.com/ai/summary.json): Machine-readable site summary.
- [AI FAQ](https://brevtool.com/ai/faq.json): Machine-readable FAQ for AI retrieval.
- [AI Service](https://brevtool.com/ai/service.json): Machine-readable service capability description.

## Feeds & Indexes

- [Sitemap](https://brevtool.com/sitemap.xml): Canonical crawl index.
- [RSS](https://brevtool.com/rss.xml): Blog feed for updates.
- [Robots](https://brevtool.com/robots.txt): Crawler access policy.

## Optional

- [llms-full](https://brevtool.com/llms-full.txt): Extended AI index with deeper link coverage.