The invention discloses a multi-purpose computer stand, used for solving the problems that the use height of a notebook computer is limited, so that the operation of a user is not facilitated, in addition, under the condition that illumination is not available, a keyboard can not be seen clearly when the notebook computer is used, so that misoperation is easily caused, and the operation is extremely inconvenient. The multi-purpose computer stand is provided with telescopic support leg parts, wherein each support leg part comprises a lower support leg and an upper support leg, a rack fixedly connected with each lower support leg and a clamping jaw rotatably connected with the corresponding upper support leg realize clamping, so that the upper support leg can sleeve any position of the upperpart of the corresponding lower support leg, a table board part with a layered structure is arranged at the upper parts of the upper support legs, the table board part comprises a table board and a support plate, one end of the support plate is rotatably connected with the table board, the other end of the support plate freely rotates at the upper part of the table board around the rotating end and forms different slopes with the upper surface of the table board, an illuminating part is arranged at the side part of the table board, the illuminating part is provided with a lamp arm realizing flexible deformation and having the freedom degree not limited, and an LED lamp bar is mounted on the lamp arm for providing illumination for the notebook computer at the upper part of the support plate with different slopes.