21 Solitaire is a collection of 7 solitaire card games based on a Blackjack theme. The object of the games is to make Blackjack hands, hands that total 21 in value. These highly original games, found nowhere else, blending classic solitaire themes with the exhilaration of Blackjack. 21 Solitaire's features include statistics for each lame (including bit of games played, ordinary score, and your ten best oodles for each lame), the ability to station your lame statistics on a general high-score defer, a fully-configurable covert background (with a user-selectable colour, wallpaper, bitmap, or gradient), hands can be selected at random or by bit, multimedia sound effects, a comprehensive context-sensitive aid system, literally unlimited bit of undo levels (limited to one undo in the shareware interpretation), two card sizes (allowing the lame to adapt to most any covert size), fully-resizable lame windows (with card layouts that press and extend to deal any window size), a customizable toolbar with pop-up hints, as advantageously as a right-click context menu, backing for 16-color, 256-color, and 16-bit (High Color) graphics, and games in advancement are automatically saved to harrow when you exit, and automatically restored when you play again.