diff --git a/demos/device/device_os_none/.project b/demos/device/device_os_none/.project
deleted file mode 100644
index 13f40a9a..00000000
--- a/demos/device/device_os_none/.project
+++ /dev/null
@@ -1,99 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<projectDescription>
-	<name>device_os_none</name>
-	<comment></comment>
-	<projects>
-	</projects>
-	<buildSpec>
-		<buildCommand>
-			<name>org.eclipse.cdt.managedbuilder.core.genmakebuilder</name>
-			<triggers>clean,full,incremental,</triggers>
-			<arguments>
-				<dictionary>
-					<key>?name?</key>
-					<value></value>
-				</dictionary>
-				<dictionary>
-					<key>org.eclipse.cdt.make.core.append_environment</key>
-					<value>true</value>
-				</dictionary>
-				<dictionary>
-					<key>org.eclipse.cdt.make.core.autoBuildTarget</key>
-					<value>all</value>
-				</dictionary>
-				<dictionary>
-					<key>org.eclipse.cdt.make.core.buildArguments</key>
-					<value></value>
-				</dictionary>
-				<dictionary>
-					<key>org.eclipse.cdt.make.core.buildCommand</key>
-					<value>make</value>
-				</dictionary>
-				<dictionary>
-					<key>org.eclipse.cdt.make.core.buildLocation</key>
-					<value>${workspace_loc:/device_keyboard/Debug}</value>
-				</dictionary>
-				<dictionary>
-					<key>org.eclipse.cdt.make.core.cleanBuildTarget</key>
-					<value>clean</value>
-				</dictionary>
-				<dictionary>
-					<key>org.eclipse.cdt.make.core.contents</key>
-					<value>org.eclipse.cdt.make.core.activeConfigSettings</value>
-				</dictionary>
-				<dictionary>
-					<key>org.eclipse.cdt.make.core.enableAutoBuild</key>
-					<value>false</value>
-				</dictionary>
-				<dictionary>
-					<key>org.eclipse.cdt.make.core.enableCleanBuild</key>
-					<value>true</value>
-				</dictionary>
-				<dictionary>
-					<key>org.eclipse.cdt.make.core.enableFullBuild</key>
-					<value>true</value>
-				</dictionary>
-				<dictionary>
-					<key>org.eclipse.cdt.make.core.fullBuildTarget</key>
-					<value>all</value>
-				</dictionary>
-				<dictionary>
-					<key>org.eclipse.cdt.make.core.stopOnError</key>
-					<value>true</value>
-				</dictionary>
-				<dictionary>
-					<key>org.eclipse.cdt.make.core.useDefaultBuildCmd</key>
-					<value>true</value>
-				</dictionary>
-			</arguments>
-		</buildCommand>
-		<buildCommand>
-			<name>org.eclipse.cdt.managedbuilder.core.ScannerConfigBuilder</name>
-			<triggers>full,incremental,</triggers>
-			<arguments>
-			</arguments>
-		</buildCommand>
-	</buildSpec>
-	<natures>
-		<nature>org.eclipse.cdt.core.cnature</nature>
-		<nature>org.eclipse.cdt.managedbuilder.core.managedBuildNature</nature>
-		<nature>org.eclipse.cdt.managedbuilder.core.ScannerConfigNature</nature>
-	</natures>
-	<linkedResources>
-		<link>
-			<name>hw</name>
-			<type>2</type>
-			<locationURI>PARENT-3-PROJECT_LOC/hw</locationURI>
-		</link>
-		<link>
-			<name>src</name>
-			<type>2</type>
-			<locationURI>PARENT-1-PROJECT_LOC/src</locationURI>
-		</link>
-		<link>
-			<name>tinyusb</name>
-			<type>2</type>
-			<locationURI>PARENT-3-PROJECT_LOC/tinyusb</locationURI>
-		</link>
-	</linkedResources>
-</projectDescription>