11. A system comprising: one or more processors; one or more memories storing program instructions executable by the one or more processors, wherein execution of the program instructions by the one or more processors causes at least one machine to: identify a plurality of different meetings within a collaborative environment, wherein each of the meetings are active meetings, wherein each of the different meetings are associated with at least one of a meeting identifier, a ranking value, and a plurality of participants, wherein the collaborative environment is an electronic meeting system; determine the relationship information of the plurality of participants to a specified entity, wherein the relationship information is at least one of a social network relationship, presence information, and collaboration metadata; programmatically establish a ranking value for each of the meetings based on the relationship information, wherein the ranking value is at least one of a numerical value and an alphanumeric value; order or filter the meetings relative based on the ranking value; responsive to ordering or filtering the meetings, convey a real-time notification indicating the meetings in order and indicating that the meetings match a plurality of user-established criteria; and present the real-time notification to a user within an interface of a computing device, wherein the notification comprises meeting information for the meetings.
11. A system comprising: one or more processors; one or more memories storing program instructions executable by the one or more processors, wherein execution of the program instructions by the one or more processors causes at least one machine to: identify a plurality of different meetings within a collaborative environment, wherein each of the meetings are active meetings, wherein each of the different meetings are associated with at least one of a meeting identifier, a ranking value, and a plurality of participants, wherein the collaborative environment is an electronic meeting system; determine the relationship information of the plurality of participants to a specified entity, wherein the relationship information is at least one of a social network relationship, presence information, and collaboration metadata; programmatically establish a ranking value for each of the meetings based on the relationship information, wherein the ranking value is at least one of a numerical value and an alphanumeric value; order or filter the meetings relative based on the ranking value; responsive to ordering or filtering the meetings, convey a real-time notification indicating the meetings in order and indicating that the meetings match a plurality of user-established criteria; and present the real-time notification to a user within an interface of a computing device, wherein the notification comprises meeting information for the meetings. 14. The system of claim 11 , wherein the active meeting is an online meeting not linked with a calendar event or record of any calendaring or meeting system that records the time and location of the active meeting.