- Free software requires no payment (although some authors license
their work for no charge to individuals and non-profit organizations,
while charging businesses). The author retains copyright. Check
documentation or the author for details of licensed use.
- See Public Domain
- Public Domain Software whose authors
renounce any ownership over the software. Since the software has
no author, you may do anything you like with it without any payment
to anyone. You can even sell it yourself.
- Shareware products are not free. They require payments directly
to the author if you continue using them after evaluation. Fees
charged by EMS only cover EMS's assembly and distribution costs.
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