Bulk PFM to JXL Converter Online — Free HD Quality

Drag and drop your multiple PFM files into this free online PFM to JXL converter (.pfm to .jxl), and click the Convert button to bulk convert them to JXL format in HD quality. Use the quality slider to fine-tune your JXL output, then download your converted files one by one or as a single ZIP — your original PFM files are removed from our servers right after.

To:
85%

Drop images here or click to browse

PNG, JPG, WebP, GIF, HEIC, RAW, PSD, SVG and more

Max 100MB per file

PFM vs JXL — File Format Comparison

Feature PFM JXL
File Extension .pfm .jxl
MIME Type image/x-portable-floatmap image/jxl
Compression Type Lossless Lossy & Lossless
Transparency Support No Yes
Animation Support No Yes
Metadata Support Yes Yes

What Is PFM Format?

Portable Float Map for HDR images.

  • Compression: Lossless
  • Transparency: Not supported
  • Animation: Not supported

What Is JXL Format?

JPEG XL format with excellent compression and progressive decoding.

  • Compression: Lossy & Lossless
  • Transparency: Supported
  • Animation: Supported