将PNG图像转换为JXL格式。免费、即时，完全在浏览器中完成。
或者将图片拖放到这里。
支持JPG, JPEG, PNG, WEBP, SVG, GIF, HEIC, HEIF, BMP, TIFF, HDR, JP2, RAF, PSD, CR3, DNG, APNG, AVIF, AVI, ESP, EXR, J2C, J2K, JXL, PFM, PNM, PPM, PSB, SGI, MPEG, PDF
选择或拖放您的PNG文件。支持单个文件和批量转换，每个文件最大可达 50 MB。
高级算法将PNG转换为JXL ，同时保持质量并优化文件大小。
立即获取高质量的JXL图片。无需注册，完全免费使用。
Convert PNG to JXL for better compatibility and optimization
Improved file compatibility and optimized performance
Professional-grade conversion with quality preservation
revolutionary compression efficiency with advanced JXL encoding
Perfect for next-generation web, professional photography
Handles lossless compression, transparency support, crisp graphics from PNG files
关于PNG和JXL格式的技术细节
Portable Network Graphics
Requires libpng-1.0.11 or later, libpng-1.2.5 or later recommended. The PNG specification does not support pixels-per-inch units, only pixels-per-centimeter. To avoid reading a particular associated image profile, use -define profile:skip=name (e.g. profile:skip=ICC).
JPEG XL image coding system
Requires the JPEG XL delegate library.
关于将png图像转换为jxl格式的常见问题。
