The disclosure provides an applet package sending method, relates to the field of computer technology, and particularly, to the technical field of cloud computing and cloud platform. The method includes: acquiring an identification of an applet included in an applet package acquisition request from a host server (20) in response to the applet package acquisition request (S 110); and sending an applet package of the applet to the host server (20) in a case where the identification of the applet is verified to be an applet package identification which is sent to the host server (20) by a platform server (30) in advance, wherein applet package identifications sent for a same applet of different host servers are different (S120). The disclosure also provides an applet package sending device, an electronic apparatus and a computer readable medium.