Method and system for facilitating user collaboration are disclosed. The method includes provisioning access to a collaboration application for a plurality of users. A post related to a problem to be solved or a project to be completed is received from a user using the collaboration application. The post is displayed on at least one UI of the collaboration application for enabling viewing of the post by remaining users of the collaboration application. A creation of a user group is facilitated subsequent to receiving replies from one or more users indicating interest in collaborating with the user in response to the displayed post. One or more relevant tools and interaction options are provisioned to the user group to facilitate user collaboration. Further, a moderation of the user group is facilitated to enable completion of the project or selection of a solution to the problem being solved.