Convert JP2 to PNG.
JPEG 2000 (.jp2) shows up in archives, medical imaging and document scans — and most apps and browsers can't open it. Convert it to PNG you can view and edit anywhere.
A better JPEG that the web ignored
JPEG 2000 was genuinely ahead of its time — sharper compression, a lossless mode, support for huge images. It found a home in places that care about archival quality, like libraries, hospitals and government scans. What it never got was browser support, so a .jp2 file tends to sit there refusing to open. Converting to PNG turns it into an image every tool understands.
Lossless in, lossless out
PNG is lossless, so converting from a JP2 keeps the full detail of the original — a good fit for the archival and document images JPEG 2000 is usually carrying.
How it works
- 01
Add your JP2
Drop one or many .jp2 / .j2k files, or click to browse. Private by default.
- 02
Convert with Pillow
JP2 is decoded to PNG with the Pillow imaging engine — no paid API in the loop.
- 03
Download
Grab your PNG, ready to view or edit.
Opens the JPEG 2000 format
Lossless PNG, transparency preserved
Edit in any image tool
Private uploads, auto-deleted after 1 hour
Batch convert many at once
Free and open-source engine, no watermark
Common questions
What is a JP2 file?+
JP2 is JPEG 2000 — a more advanced successor to ordinary JPEG, with better compression and lossless options. It's used in archiving, medical imaging and some document workflows, but it never caught on for the web, so browsers and everyday apps mostly can't display it.
Is it free?+
Yes — convert JP2 to PNG free, with no signup. Paid plans add larger files and batch.
Is my file private?+
Uploads go to a private bucket, are converted, and auto-delete after 1 hour. Files never touch a third-party converter.
Can I convert to JPG instead?+
Yes — the converter also offers JPG, WebP, TIFF and more. Choose PNG when you want lossless quality or transparency.
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