LZ4 is a lossless compression algorithm that prioritizes . Created by Yann Collet, LZ4 achieves compression speeds of over 500 MB/s per core and decompression speeds exceeding 1-2 GB/s on modern hardware.
For fast decompression with varying compression levels. Key Benefits of Modded 7-Zip with LZ4 1. Incredible Decompression Speeds
If you prefer to keep the official 7-Zip GUI but simply want the ability to read or create LZ4 files:
If you ever see “7‑Zip LZ4 Edition” on a forum thread, don’t dismiss it as a gimmick. Someone just supercharged their compression workflow with a clever hack that should have been official. modded 7zip for lz4
The mod allows you to swap hash algorithms (XXH32, XXH64) to match the high speed of the compression, preventing the checksum process from becoming a bottleneck. Multithreading:
Ideal for large backups where you care more about finishing the task quickly than saving every last MB of disk space. 🏗️ Why LZ4 in 7-Zip is Different Most people use 7-Zip for
Technical considerations
: Users can set the block size (e.g., c=512m ) to optimize how data is chunked, which directly affects multi-threaded performance.
Open 7-Zip and verify codecs by entering 7z.exe i in the command prompt or checking the "About" box. Using LZ4 Compression Right-click the files you want to compress.
Once you install the modded version or add the codec, utilizing LZ4 is straightforward: Right-click the file or folder you want to compress. LZ4 is a lossless compression algorithm that prioritizes
If you don't want to replace your standard 7-Zip installation, you can use the tc4shell.com How it works : You create a
This command lists the "Info" on all available codecs. You should see lz4 listed among the supported methods, along with its version number (e.g., v1.9.4 or v1.10.0).
LZ4 prioritizes . It is engineered to hit data throughput boundaries rather than CPU limits. Key Benefits of Modded 7-Zip with LZ4 1
After installing 7-Zip ZS: