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open-source binary diff, delta/differential compression tools, VCDIFF/RFC 3284 delta compression
C++ C M4 Go Objective-C Makefile Other
Branch: release3_1_apl
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jmacd Merge pull request #236 from RobertCochran/generate-build-files
Add shellscript to generate build files for Linux
Latest commit 7508fd2 Aug 21, 2017
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xdelta3 Merge pull request #236 from RobertCochran/generate-build-files Aug 21, 2017
.gitignore Merge ~6 AFL decoder fixes from head; AFL support in Nov 1, 2015 Fix GPL repository URL Mar 17, 2017


Xdelta version 3 is a C library and command-line tool for delta compression using VCDIFF/RFC 3284 streams.


This repository contains branches of Xdelta 3.x that were re-licensed by the original author under the Apache Public License version 2.0, namely:

  • release3_0_apl Change to APL based on 3.0.11 sources
  • release3_1_apl Merges release3_0_apl with 3.1.0 sources

The original GPL licensed Xdelta lives at


See the command-line usage. See wiki directory.

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