Linden Lab maintains a Policy on Third-Party Viewers to ensure software safety. Any viewer not listed in the official directory is considered uncertified and potentially harmful. Is copybotting okay? - General Discussion Forum
A copybot viewer is a modified version of the Second Life viewer or Third-Party Viewer (TPV) code. Unlike standard viewers like Firestorm, copybot viewers include scripts or features that: Second Life Copybot Viewer 55
: The Second Life community is largely built on its economy of creators. Using or promoting copybot tools can lead to being blacklisted by popular merchants or banned from social groups. Linden Lab's Stance and IP Protection Linden Lab maintains a Policy on Third-Party Viewers