Crazyhouse • Captured pieces can be dropped back on the board

Chess vs Shogi : r/AnarchyChess

What is your view of chess variants with a 10x8 board such as Capablanca chess? - Quora

black to play and win (crazyhouse) : r/chess

Crazyhouse, an overview

Game 2, White to move. White has three knights, a bishop, and a queen

Light & Dark : A Visual Guide to Crazyhouse

Continental Chess

Test Your Creativity with amazing Chess Variants!

XBoard user guide

Shogi - Wikipedia

Shogi

In chess, why isn't it possible/legal to take your own pieces if it would save your king? How would this feature affect the game? - Quora

Is there a website where I can move chess pieces however I want, basically recreate a new type of game (I need this for a video idea)? - Quora

Is this a LiChess thing or am I missing something? How come I can't move that knight? : r/chessbeginners