Linking Policy

21st Software permits links to pages on any of our sites, please email us if you add a link to one of our sites (please contact linking@21stSoftware.com).

We require that link sites adhere to the following guidelines: The linking Web site (a) must not remove, change or otherwise obscure the 21st Software copyright notice or logo, (b) must not frame 21st Software content or otherwise infringe on our intellectual property rights, (c) agree that linking to any of our sites does not imply endorsement by 21st Software, (d) must not contain espouse hatred or violence toward individuals or groups because of race, gender sexual orientation, or disability, and (e) must discontinue linking to 21st Software upon our request.

Links to Other Web Sites

21st Software provides links to numerous web sites for informational purposes only, and any questions about the content and availability of these sites should be directed to each respective site's owner/provider.

Site directory

Search engines

Links page