BulkPixel

• Batch convert multiple images at once
• Resize by width or height
• Convert between JPEG, PNG, WebP, and AVIF
• Adjust image quality
• Rename files automatically
• Remove EXIF metadata
• Save reusable conversion presets
• Automatically process files with Magic Directories
• Use presets from the command line
• Track local conversion statistics
• Fully local processing
• Free and open source
• Native macOS app
• Homebrew installation available

BulkPixel is designed for developers, designers, bloggers, journalists, and anyone who regularly works with large numbers of images.

Typical use cases include preparing screenshots for websites, converting PNGs to WebP or AVIF, creating standardized blog thumbnails, resizing image batches, removing metadata before publishing, automatically processing files dropped into a folder, and integrating image conversion into scripts or development workflows.

Instead of repeating the same export settings manually, you can save them once as a preset and reuse or automate the entire workflow.