There are several sites out there which have royalty free graphics, sounds and music for game programmers. Some of these sites might have other requirements, such as attribution, or a membership fee. Be sure to pay attention to what is required. List at gpwiki.org List at the FreeGameDevWiki

• Images
  • Reiner's Tilesets
  • OpenGameArt.org
  • Molotov.nu
  • Some very basic tile sets that are very nice:
    • Some free Zelda-like tiles
    • Town tiles and character sprites
• Fonts
  • The Open Font Library
• Audio
  • OpenGameArt.org - OpenGameArt also has audio.
  • Royalty Free Music and Sound Effects - Download the music and sound effects you need for your multimedia project today at Partners In Rhyme.
  • Freesound.org
  • Public Domain Sounds
• Windows Installers
  • Inno Setup
    ISTool
  • WiX