I Brought IdentityServer Back to Life as Open Source (.NET 8) The original IdentityServer project was commercialized. Instead of letting it die, I took the codebase, recompiled it for modern .NET, fixed what was broken, and released it as open source under the Apache 2.0 license. This is not a wrapper — it's a working identity server that I rebuilt and verified end-to-end, with two sample applications proving that multi-app SSO and per-app permissions actually work. What it ...