Among the findings, WPF remains most-used desktop framework despite years of promotion for UWP Tim Anderson Thu 6 May 2021 // 12:45 UTC Share Copy The Microsoft-sponsored .NET Foundation has released a survey-based "State of .NET" report showing that efforts to broaden the appeal of the technology beyond its own platform have had limited success so far. The .NET Foundation was set up by Microsoft in 2014, around the time that the cross-platform and open-source .NET Core was first announced, the idea being to support the .NET ecosystem. Between November 2020 and March 2021, it conducted its first survey of .NET developers, the results of which have just been made public.