NTLite offers a of the full Pro edition. No credit card required. This gives you everything: ISO rebuilding, live editing, and all component removals. Perfect for one-time projects or testing.

If you are looking for a free, open-source alternative for Windows image customization, MSMG ToolKit is highly regarded in the community. Are you looking to remove specific Windows components , or are you primarily trying to integrate drivers and updates into a new ISO?