diff --git a/5dplomacy.sln b/5dplomacy.sln
new file mode 100644
index 0000000..0788af2
--- /dev/null
+++ b/5dplomacy.sln
@@ -0,0 +1,27 @@
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.30114.105
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "MultiversalDiplomacy", "MultiversalDiplomacy\MultiversalDiplomacy.csproj", "{DD4C458A-EB75-4DFA-B06D-7F2BF8470460}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "MultiversalDiplomacyTests", "MultiversalDiplomacyTests\MultiversalDiplomacyTests.csproj", "{6DD39198-428C-4385-B870-A1BDED1E5F8A}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{DD4C458A-EB75-4DFA-B06D-7F2BF8470460}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{DD4C458A-EB75-4DFA-B06D-7F2BF8470460}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{DD4C458A-EB75-4DFA-B06D-7F2BF8470460}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{DD4C458A-EB75-4DFA-B06D-7F2BF8470460}.Release|Any CPU.Build.0 = Release|Any CPU
+		{6DD39198-428C-4385-B870-A1BDED1E5F8A}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{6DD39198-428C-4385-B870-A1BDED1E5F8A}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{6DD39198-428C-4385-B870-A1BDED1E5F8A}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{6DD39198-428C-4385-B870-A1BDED1E5F8A}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+EndGlobal