diff --git a/.github/install-gpg.sh b/.github/install-gpg.sh
new file mode 100755
index 0000000..b08a3d9
--- /dev/null
+++ b/.github/install-gpg.sh
@@ -0,0 +1,38 @@
+#!/usr/bin/env bash
+
+set -euf
+
+sudo apt-get update
+sudo apt-get install -y gnupg haveged
+
+rm -rf ~/.gnupg
+gpg --list-keys
+
+cat >key-info <<EOF
+    %echo Generating a key
+    Key-Type: RSA
+    Key-Length: 4096
+    Subkey-Type: RSA
+    Subkey-Length: 4096
+    Name-Real: PostGIS Development Team
+    Name-Comment: PostGIS Development Team
+    Name-Email: test-key@postgis.net
+    Expire-Date: 0
+    %no-ask-passphrase
+    %no-protection
+    %commit
+    %echo done
+EOF
+
+gpg --verbose --batch --gen-key key-info
+
+echo -e "5\ny\n" |  gpg --no-tty --command-fd 0 --expert --edit-key test-key@postgis.net trust;
+
+# test
+gpg --list-keys
+gpg -e -a -r test-key@postgis.net key-info
+rm key-info
+gpg -d key-info.asc
+rm key-info.asc
+
+set +euf
diff --git a/.github/install-maven.sh b/.github/install-maven.sh
new file mode 100755
index 0000000..b5ed299
--- /dev/null
+++ b/.github/install-maven.sh
@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+
+set -euf
+
+MAVEN_BASE_URL=https://archive.apache.org/dist/maven/maven-3/
+MAVEN_VERSION=3.8.1
+MAVEN_SHA=b98a1905eb554d07427b2e5509ff09bd53e2f1dd7a0afa38384968b113abef02
+
+sudo apt-get update
+sudo apt-get install -y curl
+sudo mkdir -p /usr/share/maven /usr/share/maven/ref
+sudo curl -fsSL -o /tmp/apache-maven.tar.gz ${MAVEN_BASE_URL}/${MAVEN_VERSION}/binaries/apache-maven-${MAVEN_VERSION}-bin.tar.gz
+echo "${MAVEN_SHA} /tmp/apache-maven.tar.gz" | sha256sum -c -
+sudo tar -xzf /tmp/apache-maven.tar.gz -C /usr/share/maven --strip-components=1
+sudo rm -f /tmp/apache-maven.tar.gz
+sudo ln -fs /usr/share/maven/bin/mvn /usr/bin/mvn
+mvn -version
+
+set +euf
+
diff --git a/.github/install-zulu11.sh b/.github/install-zulu11.sh
new file mode 100755
index 0000000..562627c
--- /dev/null
+++ b/.github/install-zulu11.sh
@@ -0,0 +1,23 @@
+#!/usr/bin/env bash
+
+set -euf
+
+AZUL_GPG_KEY=0xB1998361219BD9C9
+ZULU_VERSION=11
+ZULU_RELEASE=11.0.11-1
+
+sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys ${AZUL_GPG_KEY}
+sudo apt-add-repository 'deb http://repos.azulsystems.com/ubuntu stable main'
+sudo apt-get update
+sudo apt-get install -y zulu-repo
+sudo apt-get update
+sudo apt-get install -y zulu${ZULU_VERSION}=${ZULU_RELEASE}
+sudo sed -i.orig -e "s/^hl /jre /g" -e "s/^jdkhl /jdk /g" /usr/lib/jvm/.zulu${ZULU_VERSION}-ca-amd64.jinfo
+sudo update-java-alternatives --set zulu${ZULU_VERSION}-ca-amd64
+export ALTERNATIVES_JAVAC=$(realpath /etc/alternatives/javac)
+export JAVA_HOME=${ALTERNATIVES_JAVAC%/bin/javac}
+export PATH=$JAVA_HOME/bin:$PATH
+java -version
+
+set +euf
+
diff --git a/.github/install-zulu8.sh b/.github/install-zulu8.sh
new file mode 100755
index 0000000..2a48748
--- /dev/null
+++ b/.github/install-zulu8.sh
@@ -0,0 +1,23 @@
+#!/usr/bin/env bash
+
+set -euf
+
+AZUL_GPG_KEY=0xB1998361219BD9C9
+ZULU_VERSION=8
+ZULU_RELEASE=8.0.292-1
+
+sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys ${AZUL_GPG_KEY}
+sudo apt-add-repository 'deb http://repos.azulsystems.com/ubuntu stable main'
+sudo apt-get update
+sudo apt-get install -y zulu-repo
+sudo apt-get update
+sudo apt-get install -y zulu${ZULU_VERSION}=${ZULU_RELEASE}
+sudo sed -i.orig -e "s/^hl /jre /g" -e "s/^jdkhl /jdk /g" /usr/lib/jvm/.zulu${ZULU_VERSION}-ca-amd64.jinfo
+sudo update-java-alternatives --set zulu${ZULU_VERSION}-ca-amd64
+export ALTERNATIVES_JAVAC=$(realpath /etc/alternatives/javac)
+export JAVA_HOME=${ALTERNATIVES_JAVAC%/bin/javac}
+export PATH=$JAVA_HOME/bin:$PATH
+java -version
+
+set +euf
+
diff --git a/.github/settings.xml b/.github/settings.xml
new file mode 100644
index 0000000..4774930
--- /dev/null
+++ b/.github/settings.xml
@@ -0,0 +1,59 @@
+<settings xmlns="http://maven.apache.org/SETTINGS/1.0.0"
+          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+          xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0 http://maven.apache.org/xsd/settings-1.0.0.xsd">
+    <servers>
+        <server>
+            <id>ossrh</id>
+            <username>${env.OSSRHU}</username>
+            <password>${env.OSSRHT}</password>
+        </server>
+    </servers>
+    <profiles>
+        <profile>
+            <id>gpg</id>
+            <properties>
+                <gpg.keyname>test-key@postgis.net</gpg.keyname>
+            </properties>
+        </profile>
+        <profile>
+            <id>sonatype-snapshots</id>
+            <repositories>
+                <repository>
+                    <id>sonatype-snapshots</id>
+                    <snapshots>
+                        <enabled>true</enabled>
+                    </snapshots>
+                    <name>sonatype-snapshots</name>
+                    <url>https://oss.sonatype.org/content/repositories/snapshots/</url>
+                </repository>
+            </repositories>
+        </profile>
+        <profile>
+            <id>sonatype-staging</id>
+            <repositories>
+                <repository>
+                    <id>sonatype-staging</id>
+                    <snapshots>
+                        <enabled>true</enabled>
+                    </snapshots>
+                    <name>sonatype-staging</name>
+                    <url>https://oss.sonatype.org/content/groups/staging/</url>
+                </repository>
+            </repositories>
+        </profile>
+        <profile>
+            <id>sonatype-releases</id>
+            <repositories>
+                <repository>
+                    <id>sonatype-releases</id>
+                    <snapshots>
+                        <enabled>true</enabled>
+                    </snapshots>
+                    <name>sonatype-releases</name>
+                    <url>https://oss.sonatype.org/content/groups/public/</url>
+                </repository>
+            </repositories>
+        </profile>
+    </profiles>
+
+</settings>
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
new file mode 100644
index 0000000..98de2c1
--- /dev/null
+++ b/.github/workflows/main.yml
@@ -0,0 +1,61 @@
+name: PostGIS Java CI
+
+on: [push, pull_request]
+
+defaults:
+  run:
+    shell: bash
+
+jobs:
+  build-codebase:
+    strategy:
+      matrix:
+        os: [ubuntu-20.04]
+        java_version: [8]
+        maven_version: [3.8.1]
+    name: Build on OS ${{ matrix.os }} with Maven ${{ matrix.maven_version }} using Zulu ${{ matrix.java_version }}
+    runs-on: ${{ matrix.os }}
+    env:
+      JAVA_HOME: /usr/lib/jvm/zulu${{ matrix.java_version }}-ca-amd64
+      MAVEN_HOME: /usr/share/maven
+      MAVEN_PROPS: -Djavadoc.path=`which javadoc`
+      PROFILES: gpg,release-sign-artifacts,sonatype-deployment,sonatype-snapshots,sonatype-staging,sonatype-releases
+      SETTINGS: .github/settings.xml
+
+    steps:
+    - name: Checkout Source
+      uses: actions/checkout@v2
+
+    - name: Install GPG and generate test key
+      run: .github/install-gpg.sh
+
+    - name: Install Zulu OpenJDK
+      run: .github/install-zulu${{ matrix.java_version }}.sh
+
+    - name: Install Maven
+      run: .github/install-maven.sh
+
+    - name: Setup Maven repository cache
+      uses: actions/cache@v2
+      env:
+        cache-name: m2repo
+      with:
+        path: ~/.m2/repository
+        key: ${{ env.cache-name }}-${{ hashFiles('**/pom.xml') }}
+        restore-keys: |
+          ${{ env.cache-name }}-
+
+    - name: Log github.ref
+      run: echo "${{ github.ref }}"
+
+    - name: Show Maven dependency tree
+      run: mvn -U -V -s ${{ env.SETTINGS }} -P${{ env.PROFILES }} ${{ env.MAVEN_PROPS }} dependency:tree
+
+    - name: Show Maven active profiles
+      run: mvn -U -V -s ${{ env.SETTINGS }} -P${{ env.PROFILES }} ${{ env.MAVEN_PROPS }} help:active-profiles
+
+    - name: Show Maven effective POM
+      run: mvn -U -V -s ${{ env.SETTINGS }} -P${{ env.PROFILES }} ${{ env.MAVEN_PROPS }} help:effective-pom
+
+    - name: Maven build/test
+      run: mvn -U -V -s ${{ env.SETTINGS }} -P${{ env.PROFILES }} ${{ env.MAVEN_PROPS }} clean install
diff --git a/.travis.yml b/.travis.yml.disabled
similarity index 100%
rename from .travis.yml
rename to .travis.yml.disabled
diff --git a/pom.xml b/pom.xml
index ae293bf..e903409 100644
--- a/pom.xml
+++ b/pom.xml
@@ -86,14 +86,10 @@
         <url>https://github.com/postgis/postgis-java/issues</url>
     </issueManagement>
     <distributionManagement>
-        <snapshotRepository>
-            <id>ossrh</id>
-            <url>https://oss.sonatype.org/content/repositories/snapshots</url>
-        </snapshotRepository>
-        <repository>
-            <id>ossrh</id>
-            <url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
-        </repository>
+        <site>
+            <id>local-staging-site</id>
+            <url>http://local-staging/</url>
+        </site>
     </distributionManagement>
 
     <properties>
@@ -108,7 +104,7 @@
         <maven.integration.test.skip>false</maven.integration.test.skip>
         <failsafe.forkCount>1</failsafe.forkCount>
         <failsafe.useSystemClassLoader>true</failsafe.useSystemClassLoader>
-        <test.container.image>postgis/postgis:12-3.0-alpine</test.container.image>
+        <test.container.image>postgis/postgis:13-3.1-alpine</test.container.image>
         <test.db.username>postgis1</test.db.username>
         <test.db.password>postgis1</test.db.password>
         <test.db.name>postgis1</test.db.name>
@@ -145,13 +141,13 @@
         <maven-war-plugin.version>3.2.3</maven-war-plugin.version>
         <versions-maven-plugin.version>2.7</versions-maven-plugin.version>
         <!-- Dependency versions -->
-        <dependency.checkstyle.version>8.31</dependency.checkstyle.version>
+        <dependency.checkstyle.version>8.42</dependency.checkstyle.version>
         <dependency.jts-version.version>1.18.1</dependency.jts-version.version>
         <dependency.logback.version>1.2.3</dependency.logback.version>
         <dependency.postgresql-jdbc.version>42.2.11</dependency.postgresql-jdbc.version>
         <dependency.slfj.version>1.7.30</dependency.slfj.version>
         <dependency.spatial4j.version>0.7</dependency.spatial4j.version>
-        <dependency.testcontainers.version>1.13.0</dependency.testcontainers.version>
+        <dependency.testcontainers.version>1.15.3</dependency.testcontainers.version>
         <dependency.testng.version>6.14.3</dependency.testng.version>
     </properties>
 
@@ -472,6 +468,18 @@
     </build>
 
     <profiles>
+        <!-- This profile isn't tested on windows, the path may not be specified correctly. -->
+        <profile>
+            <id>windows-javadoc</id>
+            <activation>
+                <os>
+                    <family>windows</family>
+                </os>
+            </activation>
+            <properties>
+                <javadoc.path>${java.home}/bin/javadoc.exe</javadoc.path>
+            </properties>
+        </profile>
         <profile>
             <id>check-versions</id>
             <build>
@@ -569,7 +577,20 @@
                 </plugins>
             </build>
         </profile>
-
+        <profile>
+            <id>sonatype-deployment</id>
+            <distributionManagement>
+                <snapshotRepository>
+                    <id>ossrh</id>
+                    <url>https://oss.sonatype.org/content/repositories/snapshots</url>
+                </snapshotRepository>
+                <repository>
+                    <id>ossrh</id>
+                    <url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
+                </repository>
+            </distributionManagement>
+        </profile>
+        
         <profile>
             <id>SkipUnitTests</id>
             <properties>