"Open Source Samples" – StarterSTS – IdentityModel – IdentityServer 1 & 2 • 2013 - now "Real Open Source" – IdentityServer3 • 51 contributors / 1,268,903 nuget downloads – IdentityServer4 • 137 contributors / 1,807,751 nuget downloads – IdentityModel • 14 contributors / 7,265,299 nuget downloads • 2016 IdentityServer joins the .NET Foundation • 2017 joined as .NET Foundation Advisory Board Member • 2018 IdentityServer ships with ASP.NET Core 2.2 https://github-contributions.now.sh/