NASA provides an a great amount of helpful resources through their CubeSat Launch Initiative, and there are few of those resources curated below including several reference guides, and a complete listing of past and future CubeSat missions.
Information discovery platform for the engineering community that allows users to search a single or multiple databases simultaneously and with data deduplication. Databases included: Compendex; GEOBASE; Inspec; Knovel; and NTIS.