Below are long-time genealogy software families whose development (or support) spans around 20 years or longer, as well as multiple platforms, and they deserve to be recognized – longevity in the genealogy program world is not a sure thing – for every one of the programs listed below, there are 50-100 or more that never made it past a few releases. They are listed under the primary platform that they gained recognition on, but also linked from within their other platforms. This section will continue to grow over time.