Passing along the announcement I first saw in GoG that YoYo’s Game Maker Studio’s Standard license is free until March 2nd (a $50 value)
GoG thread about it This is a fairly simple engine, but it is good enough to program some point ‘n click goodness, with less direct coding than most require.
Promotion Page with details Download page This program is mostly for 2D games. Sounded promising for regular small games and adventure games, so I thought I'd mention it