http:https://kompozer.sf.net/dev/

   1. Check the build requirements: Linux, MacOS X, Windows.
      Warning: KompoZer 0.8.x is built against Gecko 1.8.1

   2. Get the code tarball here:
        http:https://prdownloads.sourceforge.net/kompozer/kompozer-*-src.*?download

   3. Unzip the source:
        tar -xjf kompozer-*-src.tar.bz2

   4. Edit the mozilla/.mozconfig file according to your wishes and system configuration.
      There are mozconfig files for Fedora, Linspire, Debian/Ubuntu, MacOS X and Windows in the mozilla/composer/config directory.

   5. Build the code:
        cd mozilla
        make -f client.mk build_all

   6. Test your build in the obj-kompozer/dist/bin directory.
        ../obj-kompozer/dist/bin/kompozer