What free browser developer tools can you use?
InnoSage DevTools provides free, open-source browser utilities for QR codes, documents, audio, images, recordings, and video. The tools are fast, private, and available without ads or tracking.
Review the source code or contribute on GitHub.
Maintained and reviewed by InnoSage · Updated August 9, 2026
Which browser tools are available?
Choose a task below to launch a focused utility that runs directly in your browser.
URL to QR Code
Turn any link into a phone-ready QR code instantly. Generated locally in your browser with no tracking.
Markdown to PDF
Convert markdown text to a clean, print-ready PDF instantly in your browser. Perfect for documentation and quick notes.
Audio Splitter
Split large audio files into smaller chunks based on target size. Perfect for meeting recordings and transcription prep.
Image Joiner
Upload two images, crop them using a WYSIWYG pan/zoom interface, and join them side-by-side into a single downloadable image.
SVG to Image
Convert SVG files to high-resolution PNG or JPEG images client-side. Perfect for design and presentation assets.
A/V Recorder
Record audio and video directly to your local disk. Mixes microphone and system audio seamlessly in the browser.
Meeting Fixer
Upload an incomplete meeting recording, record an amendment, and stitch them together instantly in your browser.
Video to GIF
Convert videos to optimized GIFs instantly in your browser. Easy presets to hit common file size limits.
What should you know about InnoSage DevTools?
InnoSage DevTools is a free, open-source collection designed for private, browser-based everyday tasks.
- Are InnoSage DevTools free to use?
- Yes. Every tool in this collection is free to use in a supported web browser, with no paid plan or account required.
- Are InnoSage DevTools open source?
- Yes. The complete source code is publicly available in the innosage-tools repository on GitHub for review and contribution.
- Do InnoSage DevTools upload my files?
- The tools are designed to process your files locally in the browser. InnoSage does not add ads or tracking to the collection.
- Which tasks can InnoSage DevTools handle?
- The collection covers QR codes, Markdown-to-PDF conversion, audio splitting, image joining, SVG conversion, recording, meeting repair, and video-to-GIF conversion.