QuickLZ 1.5.x | ||||||||||
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QuickLZ is the world's fastest compression library, reaching 308 Mbyte/s per core. It can
be used under a commercial license if such has been acquired or
under GPL 1, 2 or 3 where anything released into public must be
open source.
Latest stable versions:
Latest beta version:
The C version compiles trouble-free on many
platforms such as Visual Studio on Windows, gcc on Linux, LLVM
on FreeBSD, Xcode for iPhone, aCC for SPARC, xlC for POWER, and
for ARM, SH4/5, etc, etc. |
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News | |||||||
27-Dec-2015 | Closed www.exdupe.com and moved it to this domain instead. It can now be found at www.quicklz.com/exdupe | ||||||
19-Nov-2011 | Released qzip - a nice gzip-like command line tool. | ||||||
29-Mar-2011 | Released 1.5.1 BETA 1 with ground breaking performance increase for the C version in level 1 on 64-bit x64 architectures. | ||||||
08-Jan-2011 | Released 1.5.0 final after a year of beta testing, regression testing, code reviewing and static analysis tooling! :) | ||||||
29-Nov-2010 | If you're currently a happy qpress user, please see www.exdupe.com for a beta version of a new deduplication file archiver. | ||||||
23-Sep-2010 | Released qpress 1.1. Replaced yet another stat() call by native GetFileAttributes() in Windows because it could fail opening a source file. That error should now be definitely fixed. | ||||||
27-Jul-2010 | Released qpress 1.0 as final! Note that command line flags for pipes and redirection have changed because of problems when running qpress as cronjob. | ||||||
28-Jun-2010 | We are currently working on fast block based data deduplication - trying to compete with hardware speeds! | ||||||
22-Apr-2010 | Released QuickLZ 1.4.1 final, after more than a year of beta testing by our users, code inspection, and execution of dynamic analysis tools and test programs on various combinations of architectures and operating systems. |
20-Apr-2010 | Recompiled qpress.exe and qpress64.exe because version 0.39 was accidently compiled with dependencies not present on some Windows XP machines. |
04-Jan-2010 | Released qpress 0.39. Replaced stat() by native GetFileAttributes() on Windows because we had a report that qpress failed opening a source file during compression. Also removed a few -Wall warnings on Solaris gcc. |
02-Jan-2010 | Updated benchmarks from the Core 2 Duo and Athlon 6400+ in 32-bit mode to a single Core i7 920 in 64-bit mode. |
27-Nov-2009 | Released qpress 0.38. Improved benchmark accuracy (with -m flag) and other minor details. No bug fixes. Also upgraded to QuickLZ 1.4.1 BETA 3. |
26-Nov-2009 | Added support for level 3 in the C# and Java versions of 1.5.0. Of course compressed data is compatible between the C/DLL, Java and C# versions. |
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