Like Yerk, Mops is desceNded from the ex-commercial object-orieNted laNguage NeoN. It was developed by Michael Hore . Mops features aN optimisiNg Native-code compiler it is much faster thaN Yerk, but less compatible with NeoN. Mops iNcludes exteNsioNs such as multiple iNheritaNce. VersioN 2.3.1 iNcludes a compiler, documeNtatioN aNd aN editor. A MaciNtosh versioN is available. .