自在骑士(Free Reder)是一款基于收集的Flash游戏，用户能够自在计划自行车骑行的轨道，其余用户能够经过键盘来把持自行车来实现全部轨道的骑行进程，良多庞大的骑行舆图并非那末简单实现的。

　　“攀爬自行车又称障碍自行车，障碍单车，国际称之为“Biketrial”，指车手骑自行车跨越障碍运动。攀爬车主要有三种规格，20英寸、24英寸与26英寸。这项运动于上世纪70年代起源于欧洲，是由障碍摩托车(mototrial)演变而来的一项运动。攀爬车的玩法要求车手在平衡、力量控制与运用、身体协调等方面有良好的能力。”

　　自由骑士是一款让用户充分参与的线上游戏，用户可以通过编辑器来设计骑行地图，在这里你可以扮演设计师的角色也可以扮演游戏用户的角色，不同的地图有不同的时间限制，时间越短得分越高。

　　Free Rider 1 & 2 are flash games originally developed byPeteand sponsored byOne More Level. Free Rider 2 is the most popular of the 2 versions with well over 500 million plays worldwide and millions of player created tracks.

　　Free Rider HDis the next generation of Free Rider now available to play on any device! Free Rider HD outdoes the previous versions in almost every way possible. With Campaigns, thousands of top Free Rider tracks online, multiplayer racing, achievements, powerful track editor, leaderboards and more, Free Rider HD will keep you entertained for a very long time!

　　Free Rider HDwas developed byKanoandOne More Level.

　　With the success of Free Rider several un-authorized copies emerged most notable beingCanvas Riderfor web andDraw Riderfor native mobile.

　　In 2018 we released a new "runner style" version calledFree Rider Jumps. Earn points by performing tricks and going the distance!

　　Are you using Free Rider in the classroom for education? If so read more here:Free Rider in Education.