The Latest versions of software in Windows XP are:
Firefox 52
Opera 36
Driverpack latest version (may be in English)
Office 2010
7zip latest version (don’t use WinRAR it is not advanced and annoying errors)
Avast 18.8 Free or Cracked Version (downloadable in DriverPack)
360 Total Security (downloadable in DriverPack)
If you downgraded from Windows 10/8.1 to XP (on Haswell PCs) use Windows X live’s Windows 10 Theme