diff --git a/source/dub/dependency.d b/source/dub/dependency.d
index da551b5..f16edcc 100644
--- a/source/dub/dependency.d
+++ b/source/dub/dependency.d
@@ -143,7 +143,6 @@
 		static import std.string;
 
 		enforce(ves.length > 0);
-		string orig = ves;
 
 		if (ves == ANY_IDENT) {
 			// Any version is good.
diff --git a/source/dub/generators/build.d b/source/dub/generators/build.d
index 88722d2..5a92dbf 100644
--- a/source/dub/generators/build.d
+++ b/source/dub/generators/build.d
@@ -48,8 +48,6 @@
 	{
 		scope (exit) cleanupTemporaries();
 
-		auto dcl = settings.compiler;
-
 		void checkPkgRequirements(const(Package) pkg)
 		{
 			const tr = pkg.recipe.toolchainRequirements;
@@ -86,7 +84,6 @@
 			NativePath[] additional_dep_files;
 			auto bs = ti.buildSettings.dup;
 			foreach (ldep; ti.linkDependencies) {
-				auto dbs = targets[ldep].buildSettings;
 				if (bs.targetType != TargetType.staticLibrary && !(bs.options & BuildOption.syntaxOnly)) {
 					bs.addSourceFiles(target_paths[ldep].toNativeString());
 				} else {
@@ -194,9 +191,6 @@
 			return false;
 		}
 
-		// determine basic build properties
-		auto generate_binary = !(buildsettings.options & BuildOption.syntaxOnly);
-
 		logInfo("%s %s: building configuration \"%s\"...", pack.name, pack.version_, config);
 
 		if( buildsettings.preBuildCommands.length ){
@@ -284,9 +278,7 @@
 	private void performDirectBuild(GeneratorSettings settings, ref BuildSettings buildsettings, in Package pack, string config, out NativePath target_path)
 	{
 		auto cwd = NativePath(getcwd());
-
 		auto generate_binary = !(buildsettings.options & BuildOption.syntaxOnly);
-		auto is_static_library = buildsettings.targetType == TargetType.staticLibrary || buildsettings.targetType == TargetType.library;
 
 		// make file paths relative to shrink the command line
 		foreach (ref f; buildsettings.sourceFiles) {
@@ -450,7 +442,6 @@
 		auto generate_binary = !(buildsettings.options & BuildOption.syntaxOnly);
 		auto is_static_library = buildsettings.targetType == TargetType.staticLibrary || buildsettings.targetType == TargetType.library;
 
-		NativePath target_file;
 		scope (failure) {
 			logDiagnostic("FAIL %s %s %s" , buildsettings.targetPath, buildsettings.targetName, buildsettings.targetType);
 			auto tpath = getTargetPath(buildsettings, settings);
@@ -644,8 +635,6 @@
 		}
 	}
 
-	auto comp = new TestCompiler;
-
 	GeneratorSettings settings;
 	settings.platform = BuildPlatform(determinePlatform(), ["x86"], "gdc", "test", 2075);
 	settings.compiler = new TestCompiler;
diff --git a/source/dub/generators/visuald.d b/source/dub/generators/visuald.d
index aa8bc59..13ab9a3 100644
--- a/source/dub/generators/visuald.d
+++ b/source/dub/generators/visuald.d
@@ -104,7 +104,6 @@
 
 			const string[] sub = ["ActiveCfg", "Build.0"];
 			const string[] conf = [settings.buildType~"|"~settings.platform.architecture[0].vsArchitecture];
-			auto projectUuid = guid(mainpack);
 			foreach (t; targets.byKey)
 				foreach (c; conf)
 					foreach (s; sub)
@@ -155,7 +154,6 @@
 		{
 			import dub.compilers.utils : isLinkerFile;
 
-			int i = 0;
 			auto ret = appender!(char[])();
 
 			auto project_file_dir = m_project.rootPackage.path ~ projFileName(packname).parentPath;
diff --git a/source/dub/init.d b/source/dub/init.d
index 98c98c4..da068fc 100644
--- a/source/dub/init.d
+++ b/source/dub/init.d
@@ -145,7 +145,6 @@
 {
 	import dub.compilers.buildsettings : TargetType;
 
-	auto name = root_path.head.toString().toLower();
 	p.description = format("Deimos Bindings for "~p.name~".");
 	p.buildSettings.importPaths[""] ~= ".";
 	p.buildSettings.targetType = TargetType.sourceLibrary;
diff --git a/source/dub/internal/vibecompat/inet/path.d b/source/dub/internal/vibecompat/inet/path.d
index 4ad987e..c25878a 100644
--- a/source/dub/internal/vibecompat/inet/path.d
+++ b/source/dub/internal/vibecompat/inet/path.d
@@ -221,7 +221,6 @@
 		ret.normalize(); // needed to avoid "."~".." become "" instead of ".."
 
 		assert(!rhs.absolute, "Trying to append absolute path.");
-		size_t idx = m_nodes.length;
 		foreach(folder; rhs.m_nodes){
 			switch(folder.toString()){
 				default: ret.m_nodes = ret.m_nodes ~ folder; break;
diff --git a/source/dub/packagemanager.d b/source/dub/packagemanager.d
index 13134b5..08a02d0 100644
--- a/source/dub/packagemanager.d
+++ b/source/dub/packagemanager.d
@@ -362,7 +362,6 @@
 
 		auto package_name = package_info["name"].get!string;
 		auto package_version = package_info["version"].get!string;
-		auto clean_package_version = package_version[package_version.startsWith("~") ? 1 : 0 .. $];
 
 		logDebug("Placing package '%s' version '%s' to location '%s' from file '%s'",
 			package_name, package_version, destination.toNativeString(), zip_file_path.toNativeString());
diff --git a/source/dub/recipe/json.d b/source/dub/recipe/json.d
index 354a1e6..791d485 100644
--- a/source/dub/recipe/json.d
+++ b/source/dub/recipe/json.d
@@ -149,8 +149,6 @@
 	}
 
 	enforce(!config.name.empty, "Configuration is missing a name.");
-
-	BuildSettingsTemplate bs;
 	config.buildSettings.parseJson(json, package_name);
 }
 
diff --git a/source/dub/recipe/sdl.d b/source/dub/recipe/sdl.d
index d45bd10..7f3ad45 100644
--- a/source/dub/recipe/sdl.d
+++ b/source/dub/recipe/sdl.d
@@ -182,8 +182,6 @@
 	Dependency dep = Dependency.any;
 	auto attrs = t.attributes;
 
-	auto pv = "version" in attrs;
-
 	if ("path" in attrs) {
 		if ("version" in attrs)
 			logDiagnostic("Ignoring version specification (%s) for path based dependency %s", attrs["version"][0].value.get!string, attrs["path"][0].value.get!string);