diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
new file mode 100644
index 000000000..ea85d122e
--- /dev/null
+++ b/.github/workflows/build.yml
@@ -0,0 +1,90 @@
+name: build
+
+on: [push, pull_request]
+
+env:
+  MAVEN_OPTS: -Dorg.slf4j.simpleLogger.log.org.apache.maven.cli.transfer.Slf4jMavenTransferListener=warn
+
+jobs:
+  ubuntu:
+    runs-on: [ubuntu-latest]
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - profile: x86
+            packages: g++-multilib
+
+          - profile: x86_64
+            packages: g++-
+
+          - profile: armhf
+            packages: g++-arm-linux-gnueabihf
+
+          - profile: aarch64
+            packages: g++-aarch64-linux-gnu
+
+          - profile: riscv64
+            packages: g++-riscv64-linux-gnu
+
+          - profile: ppc64
+            packages: g++-powerpc64le-linux-gnu
+
+          - profile: mingw32
+            packages: g++-mingw-w64-i686
+
+          - profile: mingw64
+            packages: g++-mingw-w64-x86-64
+
+          - profile: mingwaarch64
+            packages: clang
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Setup Java
+        uses: actions/setup-java@v3
+        with:
+          java-version: 11
+          distribution: temurin
+
+      - run: sudo apt-get install socat ${{ matrix.packages }}
+      - run: mvn -P "${{ matrix.profile }}" --batch-mode
+
+  macos:
+    runs-on: [macos-latest]
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - profile: aarch64
+          - profile: x86_64
+
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-java@v3
+        with:
+          java-version: 11
+          distribution: temurin
+
+      - run: brew install socat
+      - run: mvn -P "${{ matrix.profile }}" --batch-mode
+
+  windows:
+    runs-on: [windows-latest]
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - profile: aarch64
+
+          - profile: x86_64
+
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-java@v3
+        with:
+          java-version: 11
+          distribution: temurin
+
+      - run: mvn -P "${{ matrix.profile }}" --batch-mode
\ No newline at end of file
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index b62c60ee9..000000000
--- a/.travis.yml
+++ /dev/null
@@ -1,88 +0,0 @@
-language: java
-
-jdk:
-  - openjdk11
-
-cache:
-  directories:
-    - $HOME/.m2
-    - $HOME/.jabba/jdk
-
-before_cache:
-  - rm -rf $HOME/.m2/repository/com/github/java-native
-
-matrix:
-  include:
-    - os: linux
-      addons:
-        apt:
-          packages:
-            - g++
-    - os: linux
-      env: PROFILE=x86
-      addons:
-        apt:
-          packages:
-            - g++-multilib
-    - os: linux
-      env: PROFILE=mingw32
-      addons:
-        apt:
-          packages:
-            - g++-mingw-w64-i686
-    - os: linux
-      env: PROFILE=mingw64
-      addons:
-        apt:
-          packages:
-            - g++-mingw-w64-x86-64
-    - os: linux
-      env: PROFILE=mingwaarch64
-      addons:
-        apt:
-          packages:
-            - clang
-    - os: linux
-      env: PROFILE=armhf
-      addons:
-        apt:
-          packages:
-            - g++-arm-linux-gnueabihf
-    - os: linux
-      env: PROFILE=aarch64
-      addons:
-        apt:
-          packages:
-            - g++-aarch64-linux-gnu
-    - os: linux
-      env: PROFILE=ppc64
-      addons:
-        apt:
-          packages:
-            - g++-powerpc64le-linux-gnu
-    - os: osx
-    - os: osx
-      osx_image: xcode12.5 # xcode 12+ needed for cross-compile
-      env: PROFILE=aarch64
-
-addons:
-  homebrew:
-    packages:
-      - maven
-      - ant
-      - cmake
-  apt:
-    packages:
-      - maven
-      - ant
-      - cmake
-
-install:
-  - mvn dependency:resolve
-
-script: if [ -z "$PROFILE" ]; then mvn --batch-mode; else mvn -P "$PROFILE" --batch-mode; fi
-
-after_success:
-  - bash <(curl -s https://codecov.io/bash)
-
-
diff --git a/CMakeLists.txt b/CMakeLists.txt
index ce202316f..528e37651 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -191,9 +191,12 @@ if(CMAKE_STRIP AND NOT CMAKE_BUILD_TYPE MATCHES "Deb")
 	add_custom_command(TARGET jssc POST_BUILD COMMAND "${CMAKE_STRIP}" ${STRIP_ARGS} $<TARGET_FILE:jssc>)
 endif()
 
-# Copy native library back to source tree
+
 add_custom_command(TARGET jssc POST_BUILD
+    # Copy native library back to source tree
     COMMAND ${CMAKE_COMMAND} -E copy_directory ${CMAKE_CURRENT_BINARY_DIR}/natives/ ${CMAKE_CURRENT_SOURCE_DIR}/src/main/resources-precompiled/natives/
+    # Copy native library back to target/classes tree
+    COMMAND ${CMAKE_COMMAND} -E copy_directory ${CMAKE_CURRENT_BINARY_DIR}/natives/ ${CMAKE_CURRENT_BINARY_DIR}/../classes/natives/
 )
 
 # Handle compiler warnings
diff --git a/pom.xml b/pom.xml
index 5229404b5..728a27139 100644
--- a/pom.xml
+++ b/pom.xml
@@ -279,6 +279,7 @@
         <artifactId>maven-surefire-plugin</artifactId>
         <version>${plugin.surfire.version}</version>
         <configuration>
+          <!-- Separate JVMs between classes; Needed for "jssc.boot.library.path" test to be effective -->
           <reuseForks>false</reuseForks>
           <excludes>
             <!--suppress UnresolvedMavenProperty -->
@@ -495,6 +496,32 @@
       </properties>
     </profile>
 
+    <!-- Cross compile for riscv32 -->
+    <profile>
+      <id>riscv64</id>
+      <properties>
+        <os.target.toolchain>Riscv64</os.target.toolchain>
+
+        <os.target.name>linux</os.target.name>
+        <os.target.arch>riscv64</os.target.arch>
+        <os.target.bitness>64</os.target.bitness>
+      </properties>
+    </profile>
+
+    <!-- Cross compile for riscv32 -->
+    <profile>
+      <id>riscv32</id>
+      <properties>
+        <os.target.toolchain>Riscv32</os.target.toolchain>
+
+        <os.target.name>linux</os.target.name>
+        <os.target.arch>riscv32</os.target.arch>
+        <os.target.bitness>32</os.target.bitness>
+      </properties>
+    </profile>
+
+
+
     <!-- Cross compile for x86_64 -->
     <profile>
       <id>x86_64</id>
diff --git a/src/test/java/jssc/SerialNativeInterfaceTest.java b/src/test/java/jssc/SerialNativeInterfaceTest.java
index 6890aab04..ccbd0f3cd 100644
--- a/src/test/java/jssc/SerialNativeInterfaceTest.java
+++ b/src/test/java/jssc/SerialNativeInterfaceTest.java
@@ -1,5 +1,6 @@
 package jssc;
 
+import org.junit.Assume;
 import org.junit.Test;
 
 import static org.hamcrest.CoreMatchers.is;
@@ -41,6 +42,8 @@ public void testPrintVersion() {
 
     @Test(expected = java.io.IOException.class)
     public void reportsWriteErrorsAsIOException() throws Exception {
+        Assume.assumeFalse(SerialNativeInterface.getOsType() == SerialNativeInterface.OS_WINDOWS);
+
         long fd = -1; /*bad file by intent*/
         byte[] buf = new byte[]{ 0x6A, 0x73, 0x73, 0x63, 0x0A };
         SerialNativeInterface testTarget = new SerialNativeInterface();
diff --git a/toolchain/Riscv32.cmake b/toolchain/Riscv32.cmake
new file mode 100644
index 000000000..2b4a5df01
--- /dev/null
+++ b/toolchain/Riscv32.cmake
@@ -0,0 +1,10 @@
+set(CMAKE_SYSTEM_NAME Linux)
+set(TOOLCHAIN_PREFIX riscv32-linux-gnu)
+set(CMAKE_C_COMPILER ${TOOLCHAIN_PREFIX}-gcc)
+set(CMAKE_CXX_COMPILER ${TOOLCHAIN_PREFIX}-g++)
+set(CMAKE_STRIP ${TOOLCHAIN_PREFIX}-strip CACHE FILEPATH "" FORCE)
+set(CMAKE_FIND_ROOT_PATH /usr/${TOOLCHAIN_PREFIX}/)
+set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
+set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY BOTH)
+set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE BOTH)
+
diff --git a/toolchain/Riscv64.cmake b/toolchain/Riscv64.cmake
new file mode 100644
index 000000000..abfa3e9a2
--- /dev/null
+++ b/toolchain/Riscv64.cmake
@@ -0,0 +1,10 @@
+set(CMAKE_SYSTEM_NAME Linux)
+set(TOOLCHAIN_PREFIX riscv64-linux-gnu)
+set(CMAKE_C_COMPILER ${TOOLCHAIN_PREFIX}-gcc)
+set(CMAKE_CXX_COMPILER ${TOOLCHAIN_PREFIX}-g++)
+set(CMAKE_STRIP ${TOOLCHAIN_PREFIX}-strip CACHE FILEPATH "" FORCE)
+set(CMAKE_FIND_ROOT_PATH /usr/${TOOLCHAIN_PREFIX}/)
+set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
+set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY BOTH)
+set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE BOTH)
+