diff --git a/sdks/csharp/.meta-check-ignore b/sdks/csharp/.meta-check-ignore
new file mode 100644
index 00000000000..59f3c6ae2c6
--- /dev/null
+++ b/sdks/csharp/.meta-check-ignore
@@ -0,0 +1 @@
+release~
diff --git a/sdks/csharp/packages/.gitignore b/sdks/csharp/packages/.gitignore
deleted file mode 100644
index 7d9dea737b9..00000000000
--- a/sdks/csharp/packages/.gitignore
+++ /dev/null
@@ -1,11 +0,0 @@
-# Ignore most of NuGet package structure, except DLLs which are required by Unity.
-/*/*/*
-
-!/*/*/analyzers
-!/*/*/analyzers.meta
-
-!/*/*/lib
-!/*/*/lib.meta
-
-# Ignore XML documentation metadata from packages too.
-*.xml
diff --git a/sdks/csharp/packages/spacetimedb.bsatn.runtime/1.5.0/analyzers/dotnet/cs/SpacetimeDB.BSATN.Codegen.dll b/sdks/csharp/packages/spacetimedb.bsatn.runtime/1.5.0/analyzers/dotnet/cs/SpacetimeDB.BSATN.Codegen.dll
deleted file mode 100755
index 1db1c1f2115..00000000000
Binary files a/sdks/csharp/packages/spacetimedb.bsatn.runtime/1.5.0/analyzers/dotnet/cs/SpacetimeDB.BSATN.Codegen.dll and /dev/null differ
diff --git a/sdks/csharp/packages/spacetimedb.bsatn.runtime/1.5.0/lib/netstandard2.1/SpacetimeDB.BSATN.Runtime.dll b/sdks/csharp/packages/spacetimedb.bsatn.runtime/1.5.0/lib/netstandard2.1/SpacetimeDB.BSATN.Runtime.dll
deleted file mode 100755
index b66c06e7b8a..00000000000
Binary files a/sdks/csharp/packages/spacetimedb.bsatn.runtime/1.5.0/lib/netstandard2.1/SpacetimeDB.BSATN.Runtime.dll and /dev/null differ
diff --git a/sdks/csharp/packages.meta b/sdks/csharp/release~/packages.meta
similarity index 100%
rename from sdks/csharp/packages.meta
rename to sdks/csharp/release~/packages.meta
diff --git a/sdks/csharp/packages/spacetimedb.bsatn.runtime.meta b/sdks/csharp/release~/packages/spacetimedb.bsatn.runtime.meta
similarity index 100%
rename from sdks/csharp/packages/spacetimedb.bsatn.runtime.meta
rename to sdks/csharp/release~/packages/spacetimedb.bsatn.runtime.meta
diff --git a/sdks/csharp/packages/spacetimedb.bsatn.runtime/1.5.0.meta b/sdks/csharp/release~/packages/spacetimedb.bsatn.runtime/unversioned.meta
similarity index 100%
rename from sdks/csharp/packages/spacetimedb.bsatn.runtime/1.5.0.meta
rename to sdks/csharp/release~/packages/spacetimedb.bsatn.runtime/unversioned.meta
diff --git a/sdks/csharp/release~/packages/spacetimedb.bsatn.runtime/unversioned/.gitignore b/sdks/csharp/release~/packages/spacetimedb.bsatn.runtime/unversioned/.gitignore
new file mode 100644
index 00000000000..1ffcd58cb83
--- /dev/null
+++ b/sdks/csharp/release~/packages/spacetimedb.bsatn.runtime/unversioned/.gitignore
@@ -0,0 +1,11 @@
+# These files end up in the output directory from `dotnet pack`. We need to gitignore them 
+# otherwise we'll commit them to the Unity repository with no .meta files which causes 
+# warnings and sometimes build errors.
+.nupkg.metadata
+.signature.p7s
+LICENSE
+README.md
+logo.png
+spacetimedb.bsatn.runtime.*.nupkg*
+spacetimedb.bsatn.runtime.nuspec
+*.xml
diff --git a/sdks/csharp/packages/spacetimedb.bsatn.runtime/1.5.0/analyzers.meta b/sdks/csharp/release~/packages/spacetimedb.bsatn.runtime/unversioned/analyzers.meta
similarity index 100%
rename from sdks/csharp/packages/spacetimedb.bsatn.runtime/1.5.0/analyzers.meta
rename to sdks/csharp/release~/packages/spacetimedb.bsatn.runtime/unversioned/analyzers.meta
diff --git a/sdks/csharp/packages/spacetimedb.bsatn.runtime/1.5.0/analyzers/dotnet.meta b/sdks/csharp/release~/packages/spacetimedb.bsatn.runtime/unversioned/analyzers/dotnet.meta
similarity index 100%
rename from sdks/csharp/packages/spacetimedb.bsatn.runtime/1.5.0/analyzers/dotnet.meta
rename to sdks/csharp/release~/packages/spacetimedb.bsatn.runtime/unversioned/analyzers/dotnet.meta
diff --git a/sdks/csharp/packages/spacetimedb.bsatn.runtime/1.5.0/analyzers/dotnet/cs.meta b/sdks/csharp/release~/packages/spacetimedb.bsatn.runtime/unversioned/analyzers/dotnet/cs.meta
similarity index 100%
rename from sdks/csharp/packages/spacetimedb.bsatn.runtime/1.5.0/analyzers/dotnet/cs.meta
rename to sdks/csharp/release~/packages/spacetimedb.bsatn.runtime/unversioned/analyzers/dotnet/cs.meta
diff --git a/sdks/csharp/packages/spacetimedb.bsatn.runtime/1.5.0/analyzers/dotnet/cs/SpacetimeDB.BSATN.Codegen.dll.meta b/sdks/csharp/release~/packages/spacetimedb.bsatn.runtime/unversioned/analyzers/dotnet/cs/SpacetimeDB.BSATN.Codegen.dll.meta
similarity index 100%
rename from sdks/csharp/packages/spacetimedb.bsatn.runtime/1.5.0/analyzers/dotnet/cs/SpacetimeDB.BSATN.Codegen.dll.meta
rename to sdks/csharp/release~/packages/spacetimedb.bsatn.runtime/unversioned/analyzers/dotnet/cs/SpacetimeDB.BSATN.Codegen.dll.meta
diff --git a/sdks/csharp/packages/spacetimedb.bsatn.runtime/1.5.0/lib.meta b/sdks/csharp/release~/packages/spacetimedb.bsatn.runtime/unversioned/lib.meta
similarity index 100%
rename from sdks/csharp/packages/spacetimedb.bsatn.runtime/1.5.0/lib.meta
rename to sdks/csharp/release~/packages/spacetimedb.bsatn.runtime/unversioned/lib.meta
diff --git a/sdks/csharp/packages/spacetimedb.bsatn.runtime/1.5.0/lib/netstandard2.1.meta b/sdks/csharp/release~/packages/spacetimedb.bsatn.runtime/unversioned/lib/netstandard2.1.meta
similarity index 100%
rename from sdks/csharp/packages/spacetimedb.bsatn.runtime/1.5.0/lib/netstandard2.1.meta
rename to sdks/csharp/release~/packages/spacetimedb.bsatn.runtime/unversioned/lib/netstandard2.1.meta
diff --git a/sdks/csharp/packages/spacetimedb.bsatn.runtime/1.5.0/lib/netstandard2.1/SpacetimeDB.BSATN.Runtime.dll.meta b/sdks/csharp/release~/packages/spacetimedb.bsatn.runtime/unversioned/lib/netstandard2.1/SpacetimeDB.BSATN.Runtime.dll.meta
similarity index 100%
rename from sdks/csharp/packages/spacetimedb.bsatn.runtime/1.5.0/lib/netstandard2.1/SpacetimeDB.BSATN.Runtime.dll.meta
rename to sdks/csharp/release~/packages/spacetimedb.bsatn.runtime/unversioned/lib/netstandard2.1/SpacetimeDB.BSATN.Runtime.dll.meta