- Linux 
  * PPC-debian: 
    - Xerces-C: compile from source
    - Perl: 5.6.0, 5.6.1
    - Gcc: 2.95.2, 2.95.3, 2.95.4
  * x86-debian: 
    - Xerces-C: source
    - Perl: 5.6.0, 5.6.1
    - Gcc: 2.95.2
  * x86-redhat6.2: works jason
    - Xerces-C: Apache x86 binary
    - Perl: RedHat package (5.005_03)
    - Gcc: RedHat package (2.91.66)
  * x86-redhat7: 
    - Xerces-C: compile from source
    - Perl: RedHat Package (5.6.1)
    - Gcc: RedHat Package (2.96-RH)
  * alpha
  * sparc
- Windows
  * 95
  * 98
  * NT
  * 2000
- BSD
  * NetBSD
    - package maintained by  (Emanuel Dreyfus <p99dreyf@criens.u-psud.fr>)
  * FreeBSD
  * OpenBSD
- Solaris 
  * 8: works cc and gcc (recompile perl and Xerces-C from source)
  * 7: (may have to use -fPIC instead of -fpic)
    - Xerces-C: 1.5.1 (compile from source)
    - Perl: 5.004_01
    - Gcc: 2.95(.2?)
  * 5.6: works gcc
  * 2.5.1
    - Xerces-C: 1.5.1 (compile from source)
    - Perl: 5.005_03
    - Gcc: 2.95.2
- HP-UX
  * 11: not working yet
  * 10: not working yet
- AIX
- Mac
  * OS9
  * OSX