Version: 1.0.3 Last Updated: 2026-07-18 Generated: Automatic # HenFlux — Complete Documentation ## About HenFlux is a free online toolbox providing browser-based utilities for image processing, file conversion, text manipulation, programming helpers, SEO analysis, and more. Key characteristics: - **Privacy-first**: Files are processed entirely in the browser using JavaScript/Canvas/WebAssembly. No files are uploaded to any server. - **No signup required**: All tools are free and accessible without creating an account. - **Multi-language**: Available in 7 languages — English (en), Spanish (es), Portuguese (pt), French (fr), German (de), Italian (it), Japanese (ja). - **Responsive design**: Works on desktop, tablet, and mobile devices. Website: https://henflux.org ## Tools ### AVIF to JPG - **URL**: https://henflux.org/en/images/avif-to-jpg - **Category**: Images - **Description**: Convert AVIF images to JPG format instantly. Client-side processing, bulk mode, and adjustable quality. - **Version**: 1.0.0 - **Client-side only**: Yes - **Privacy Model**: Local processing - **Supported Inputs**: avif - **Supported Outputs**: jpg, jpeg #### Use Cases - Convert modern AVIF images to the universally compatible JPG format for broader sharing. - Batch transform AVIF photographs at once in the browser with adjustable quality. #### Limitations - Maximum file size depends on browser memory limits (typically up to 100MB). - JPG is a lossy format; converted files will not retain the original AVIF quality. #### Frequently Asked Questions - **Q: Is the conversion private?** **A**: Yes. The conversion is processed entirely on your local device using the browser's Canvas API. Your images are never sent to a server. - **Q: Does it support bulk conversion?** **A**: Yes, you can upload multiple AVIF images and convert them simultaneously. #### Related Tools - [Image Resizer](https://henflux.org/en/images/image-resizer) - [JPG to WebP](https://henflux.org/en/images/jpg-to-webp) - [JPG to BMP](https://henflux.org/en/images/jpg-to-bmp) - [JPG to PNG](https://henflux.org/en/images/jpg-to-png) #### Available Languages - EN: https://henflux.org/en/images/avif-to-jpg - ES: https://henflux.org/es/images/avif-to-jpg - PT: https://henflux.org/pt/images/avif-to-jpg - FR: https://henflux.org/fr/images/avif-to-jpg - DE: https://henflux.org/de/images/avif-to-jpg - IT: https://henflux.org/it/images/avif-to-jpg - JA: https://henflux.org/ja/images/avif-to-jpg --- ### Image Resizer - **URL**: https://henflux.org/en/images/image-resizer - **Category**: Images - **Description**: Resize PNG, JPG, WebP, GIF & BMP images to exact pixels or percentage. - **Version**: 1.0.1 - **Client-side only**: Yes - **Privacy Model**: Local processing - **Supported Inputs**: png, jpg, jpeg, webp, gif, bmp - **Supported Outputs**: png, jpg, jpeg, webp, gif, bmp #### Use Cases - Resize images to exact dimensions for social media or web templates. - Downscale image sizes by percentage to save storage space. #### Limitations - Upscaling small images will result in pixelation. - GIF resizing only outputs static images currently. #### Frequently Asked Questions - **Q: Can I resize images by percentage?** **A**: Yes, you can toggle between pixel dimensions and percentage scaling. #### Related Tools - [JPG to BMP](https://henflux.org/en/images/jpg-to-bmp) - [JPG to PNG](https://henflux.org/en/images/jpg-to-png) - [JPG to WebP](https://henflux.org/en/images/jpg-to-webp) - [AVIF to JPG](https://henflux.org/en/images/avif-to-jpg) #### Available Languages - EN: https://henflux.org/en/images/image-resizer - ES: https://henflux.org/es/images/image-resizer - PT: https://henflux.org/pt/images/image-resizer - FR: https://henflux.org/fr/images/image-resizer - DE: https://henflux.org/de/images/image-resizer - IT: https://henflux.org/it/images/image-resizer - JA: https://henflux.org/ja/images/image-resizer --- ### JPG to BMP - **URL**: https://henflux.org/en/images/jpg-to-bmp - **Category**: Images - **Description**: Convert JPG and JPEG images to BMP (Bitmap) format instantly. Lossless client-side processing with bulk mode support. - **Version**: 1.0.0 - **Client-side only**: Yes - **Privacy Model**: Local processing - **Supported Inputs**: jpg, jpeg - **Supported Outputs**: bmp #### Use Cases - Convert images to uncompressed BMP format for legacy software compatibility. - Offline/in-browser conversion of sensitive photos to Bitmap format. #### Limitations - BMP files are uncompressed and therefore much larger in size. - Quality selection slider is disabled because BMP is a lossless, uncompressed format. #### Frequently Asked Questions - **Q: What is the quality of BMP format?** **A**: BMP is a lossless, uncompressed format, so the quality matches the source image exactly without compression artifacts. #### Related Tools - [JPG to PNG](https://henflux.org/en/images/jpg-to-png) - [JPG to WebP](https://henflux.org/en/images/jpg-to-webp) - [Image Resizer](https://henflux.org/en/images/image-resizer) - [AVIF to JPG](https://henflux.org/en/images/avif-to-jpg) #### Available Languages - EN: https://henflux.org/en/images/jpg-to-bmp - ES: https://henflux.org/es/images/jpg-to-bmp - PT: https://henflux.org/pt/images/jpg-to-bmp - FR: https://henflux.org/fr/images/jpg-to-bmp - DE: https://henflux.org/de/images/jpg-to-bmp - IT: https://henflux.org/it/images/jpg-to-bmp - JA: https://henflux.org/ja/images/jpg-to-bmp --- ### JPG to PNG - **URL**: https://henflux.org/en/images/jpg-to-png - **Category**: Images - **Description**: Convert JPG and JPEG images to PNG format instantly. Client-side processing, bulk mode, and quality control. - **Version**: 1.0.0 - **Client-side only**: Yes - **Privacy Model**: Local processing - **Supported Inputs**: jpg, jpeg - **Supported Outputs**: png #### Use Cases - Convert lossy JPEG files to lossless PNG format. - Batch process image formats for compatibility with design software. #### Limitations - Does not add transparency to the background of existing JPEG photos. - Subject to browser memory limits. #### Frequently Asked Questions - **Q: Why would I convert JPG to PNG?** **A**: PNG is a lossless format, which is ideal if you plan to edit the image repeatedly without losing quality. #### Related Tools - [JPG to BMP](https://henflux.org/en/images/jpg-to-bmp) - [JPG to WebP](https://henflux.org/en/images/jpg-to-webp) - [Image Resizer](https://henflux.org/en/images/image-resizer) - [AVIF to JPG](https://henflux.org/en/images/avif-to-jpg) #### Available Languages - EN: https://henflux.org/en/images/jpg-to-png - ES: https://henflux.org/es/images/jpg-to-png - PT: https://henflux.org/pt/images/jpg-to-png - FR: https://henflux.org/fr/images/jpg-to-png - DE: https://henflux.org/de/images/jpg-to-png - IT: https://henflux.org/it/images/jpg-to-png - JA: https://henflux.org/ja/images/jpg-to-png --- ### JPG to WebP - **URL**: https://henflux.org/en/images/jpg-to-webp - **Category**: Images - **Description**: Convert JPG and JPEG images to WebP format instantly. Client-side processing, bulk mode, and quality control. - **Version**: 1.0.0 - **Client-side only**: Yes - **Privacy Model**: Local processing - **Supported Inputs**: jpg, jpeg - **Supported Outputs**: webp #### Use Cases - Convert images to modern WebP format for faster web page load speeds. - Batch optimize multiple JPEG photographs at once in the browser. #### Limitations - Maximum file size depends on browser memory limits (typically up to 100MB). - Animation conversion is not supported. #### Frequently Asked Questions - **Q: Is the conversion private?** **A**: Yes. The conversion is processed entirely on your local device using the browser's Canvas API. Your images are never sent to a server. - **Q: Does it support bulk conversion?** **A**: Yes, you can upload multiple images and convert them simultaneously. #### Related Tools - [JPG to BMP](https://henflux.org/en/images/jpg-to-bmp) - [JPG to PNG](https://henflux.org/en/images/jpg-to-png) - [Image Resizer](https://henflux.org/en/images/image-resizer) - [AVIF to JPG](https://henflux.org/en/images/avif-to-jpg) #### Available Languages - EN: https://henflux.org/en/images/jpg-to-webp - ES: https://henflux.org/es/images/jpg-to-webp - PT: https://henflux.org/pt/images/jpg-to-webp - FR: https://henflux.org/fr/images/jpg-to-webp - DE: https://henflux.org/de/images/jpg-to-webp - IT: https://henflux.org/it/images/jpg-to-webp - JA: https://henflux.org/ja/images/jpg-to-webp --- ## Categories Henflux organizes tools into the following categories: - **Images** (5 tools): https://henflux.org/en/images - **Pdf** (0 tools): https://henflux.org/en/pdf - **Text** (0 tools): https://henflux.org/en/text - **Programming** (0 tools): https://henflux.org/en/programming - **Seo** (0 tools): https://henflux.org/en/seo - **Security** (0 tools): https://henflux.org/en/security - **Video** (0 tools): https://henflux.org/en/video - **Audio** (0 tools): https://henflux.org/en/audio - **Calculators** (0 tools): https://henflux.org/en/calculators - **Converters** (0 tools): https://henflux.org/en/converters - **Ai** (0 tools): https://henflux.org/en/ai - **Utilities** (0 tools): https://henflux.org/en/utilities ## Pages ### About Us - **URL**: https://henflux.org/en/about-us - **Description**: Learn about Henflux, our mission, and our commitment to privacy-first browser tools. ### Privacy Policy - **URL**: https://henflux.org/en/privacy - **Description**: Read our Privacy Policy to understand how we protect your data with browser-based tools. ### Cookie Policy - **URL**: https://henflux.org/en/cookies - **Description**: Learn how we use cookies to optimize your experience on Henflux. ### Terms of Use - **URL**: https://henflux.org/en/terms - **Description**: Read our Terms of Use and rules for using Henflux web tools. ### Contact Us - **URL**: https://henflux.org/en/contact - **Description**: Get in touch with the Henflux team for questions, feedback, or support. ## Supported Languages - **English** (en): https://henflux.org/en - **Spanish** (es): https://henflux.org/es - **Portuguese** (pt): https://henflux.org/pt - **French** (fr): https://henflux.org/fr - **German** (de): https://henflux.org/de - **Italian** (it): https://henflux.org/it - **Japanese** (ja): https://henflux.org/ja ## Technical Details - **Architecture**: Custom PHP MVC framework (no external dependencies) - **Routing**: Locale-prefixed URLs (e.g., /en/images/image-resizer) - **Processing**: Client-side via JavaScript Canvas API, WebAssembly, and Web Workers - **File handling**: No server uploads — files never leave the user's browser - **SEO**: Structured data (JSON-LD), hreflang tags, XML sitemaps - **Security**: CSRF protection, CSP headers, secure session handling