OpenEXR 2

Writable

image

OpenEXR is a raster image file format developed by Industrial Light and Magic for use in computer imaging applications. The published specification for OpenEXR describes version 2 of the file format. Version 1 was used internally by Industrial Light and Magic before OpenEXR was released as open source.

Identify it

Extensions	`.exr`
MIME types	`image/x-exr`
Signatures	`762f310102` at byte 0 (OpenEXR) `762f3101` at byte 0
PRONOM	`fmt/1001`
Wikidata	`Q1341482`
Library of Congress	`fdd000583`

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Biosphere3DOpen sourcewrites · Mozilla Public License
BlenderOpen sourcereads and writes · GNU General Public License, version 3.0
DevILOpen sourcereads and writes · GNU Lesser General Public License, version 2.1
MitsubaOpen sourcereads and writes · GNU General Public License, version 3.0
OpenEXROpen sourcereads and writes · 3-clause BSD License
Q141647655Open sourcereads and writes · Apache Software License 2.0 / MIT License
Q141647665Open sourcewrites · Apache Software License 2.0 / MIT License
AbydosOpen sourcereads · GNU Lesser General Public License
cjxlOpen sourcereads · 3-clause BSD License
ConverseenOpen sourcereads · GNU General Public License, version 3.0
ExifToolOpen sourcereads · Artistic License / GNU General Public License, version 1.0 or later
GIMPOpen sourcereads · GNU General Public License, version 3.0
GodotOpen sourcereads · MIT License
imageioOpen sourcereads · 2-clause BSD License
libjxlOpen sourcereads · 3-clause BSD License
OpenImageIOOpen sourcereads · BSD licenses
Q130252332Open sourcereads · Apache Software License 2.0 / Creative Commons Attribution 4.0 International / MIT License
Affinity Photoreads and writes
IrfanViewreads and writes · freeware
Nukereads and writes · proprietary license
Q1936840reads and writes
ABViewerreads
Adobe After Effectsreads · proprietary license
Adobe Premiere Proreads · proprietary license
Blackmagic Fusionreads · freeware
DaVinci Resolvereads · freeware / proprietary license
Mathematicareads · proprietary license
Q129793reads · shareware

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Sources

From Just Solve the File Format Problem (File Formats Wiki), PRONOM, Wikidata. Updated 2026-10-24.

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