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slimRAW free download for Mac


Version 1.9

Lossless and lossy compression for CinemaDNG raw video.

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slimRAW overview

slimRAW is a fast CinemaDNG compressor. It saves storage space and reduces storage throughput requirements for CinemaDNG raw video production.

  • Choice of lossless compression and 3:1, 4:1, 5:1, 7:1 or variable bit rate lossy compression.
  • Transparent workflow - compressed CinemaDNG is compatible with industry standard video production software.
  • Full original image quality (with lossless CinemaDNG compression).
  • Offload CinemaDNG footage to two storage locations simultaneously with on-the-fly compression, checksum generation and verification.
  • Downscale CinemaDNG raw video.
  • Generate CinemaDNG raw proxies for smooth editing and grading while preserving the raw workflow (at up to 28:1 reduction of raw data footprint).
  • Highly optimized parallel processing.
  • slimRAW is available for Microsoft Windows and Apple macOS.

What’s new in version 1.9

Updated on Jan 12 2022

  • Added Apple Silicon support to the macOS version.
  • Added an option to replicate the original creation/modification file times from the input to the output.
  • Maintenance: minor improvements in logging, compatibility with stills cameras and performance on Intel-based Macs.
  • Dropped support for Apple OS X 10.9 and 10.8.





3.1 MB

Developer’s website




App requirements

  • Intel 64
  • Apple Silicon
  • OS X 10.10 or later
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