diff --git a/software/IOIOBridge/build.gradle b/software/IOIOBridge/build.gradle
index 41328f6dc..fee88dd43 100644
--- a/software/IOIOBridge/build.gradle
+++ b/software/IOIOBridge/build.gradle
@@ -17,7 +17,7 @@ task zip(type: Zip, dependsOn: distJar) {
 tasks.build.dependsOn zip
 
 dependencies {
-  compile 'com.sparetimelabs:purejavacomm:1.0.0'
+  implementation 'com.sparetimelabs:purejavacomm:1.0.0'
 }
 
 buildscript {
diff --git a/software/IOIODude/build.gradle b/software/IOIODude/build.gradle
index 636c3be43..b0e9c69f1 100644
--- a/software/IOIODude/build.gradle
+++ b/software/IOIODude/build.gradle
@@ -17,7 +17,7 @@ task zip(type: Zip, dependsOn: distJar) {
 tasks.build.dependsOn zip
 
 dependencies {
-  compile 'com.sparetimelabs:purejavacomm:1.0.0'
+  implementation 'com.sparetimelabs:purejavacomm:1.0.0'
 }
 
 buildscript {
diff --git a/software/IOIOLibAndroid/build.gradle b/software/IOIOLibAndroid/build.gradle
index 39ad061bc..b652bbdc8 100644
--- a/software/IOIOLibAndroid/build.gradle
+++ b/software/IOIOLibAndroid/build.gradle
@@ -29,5 +29,5 @@ android {
 }
 
 dependencies {
-  compile project(":IOIOLibCore")
+  api project(":IOIOLibCore")
 }
diff --git a/software/IOIOLibAndroidAccessory/build.gradle b/software/IOIOLibAndroidAccessory/build.gradle
index 95600de2a..3123ea71b 100644
--- a/software/IOIOLibAndroidAccessory/build.gradle
+++ b/software/IOIOLibAndroidAccessory/build.gradle
@@ -29,5 +29,5 @@ uploadArchives {
 }
 
 dependencies {
-  compile project(":IOIOLibAndroid")
+  implementation project(":IOIOLibAndroid")
 }
diff --git a/software/IOIOLibAndroidBluetooth/build.gradle b/software/IOIOLibAndroidBluetooth/build.gradle
index 5df9aa2ed..abb7ab6e9 100644
--- a/software/IOIOLibAndroidBluetooth/build.gradle
+++ b/software/IOIOLibAndroidBluetooth/build.gradle
@@ -29,5 +29,5 @@ uploadArchives {
 }
 
 dependencies {
-  compile project(":IOIOLibAndroid")
+  implementation project(":IOIOLibAndroid")
 }
diff --git a/software/IOIOLibAndroidDevice/build.gradle b/software/IOIOLibAndroidDevice/build.gradle
index bce127651..60fa78e4a 100644
--- a/software/IOIOLibAndroidDevice/build.gradle
+++ b/software/IOIOLibAndroidDevice/build.gradle
@@ -29,5 +29,5 @@ uploadArchives {
 }
 
 dependencies {
-  compile project(":IOIOLibAndroid")
+  implementation project(":IOIOLibAndroid")
 }
diff --git a/software/IOIOLibPC/build.gradle b/software/IOIOLibPC/build.gradle
index d2ade3124..9879ef560 100644
--- a/software/IOIOLibPC/build.gradle
+++ b/software/IOIOLibPC/build.gradle
@@ -31,6 +31,6 @@ artifacts {
 }
 
 dependencies {
-  compile 'com.sparetimelabs:purejavacomm:1.0.0'
-  compile project(":IOIOLibCore")
+  implementation 'com.sparetimelabs:purejavacomm:1.0.0'
+  api project(":IOIOLibCore")
 }
diff --git a/software/applications/HelloIOIO/build.gradle b/software/applications/HelloIOIO/build.gradle
index 313d82005..8d08de71d 100644
--- a/software/applications/HelloIOIO/build.gradle
+++ b/software/applications/HelloIOIO/build.gradle
@@ -17,10 +17,10 @@ android {
 }
 
 dependencies {
-  compile 'com.github.ytai.ioio:IOIOLibAndroid:5.07'
-  compile 'com.github.ytai.ioio:IOIOLibAndroidBluetooth:5.07'
-  compile 'com.github.ytai.ioio:IOIOLibAndroidAccessory:5.07'
-  compile 'com.github.ytai.ioio:IOIOLibAndroidDevice:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroid:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroidBluetooth:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroidAccessory:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroidDevice:5.07'
 }
 
 repositories {
diff --git a/software/applications/HelloIOIOService/build.gradle b/software/applications/HelloIOIOService/build.gradle
index 313d82005..a01b0ae3c 100644
--- a/software/applications/HelloIOIOService/build.gradle
+++ b/software/applications/HelloIOIOService/build.gradle
@@ -17,10 +17,11 @@ android {
 }
 
 dependencies {
-  compile 'com.github.ytai.ioio:IOIOLibAndroid:5.07'
-  compile 'com.github.ytai.ioio:IOIOLibAndroidBluetooth:5.07'
-  compile 'com.github.ytai.ioio:IOIOLibAndroidAccessory:5.07'
-  compile 'com.github.ytai.ioio:IOIOLibAndroidDevice:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroid:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroidBluetooth:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroidAccessory:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroidDevice:5.07'
+  implementation 'androidx.appcompat:appcompat:1.2.0'
 }
 
 repositories {
diff --git a/software/applications/HolidayIOIO/build.gradle b/software/applications/HolidayIOIO/build.gradle
index 313d82005..8d08de71d 100644
--- a/software/applications/HolidayIOIO/build.gradle
+++ b/software/applications/HolidayIOIO/build.gradle
@@ -17,10 +17,10 @@ android {
 }
 
 dependencies {
-  compile 'com.github.ytai.ioio:IOIOLibAndroid:5.07'
-  compile 'com.github.ytai.ioio:IOIOLibAndroidBluetooth:5.07'
-  compile 'com.github.ytai.ioio:IOIOLibAndroidAccessory:5.07'
-  compile 'com.github.ytai.ioio:IOIOLibAndroidDevice:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroid:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroidBluetooth:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroidAccessory:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroidDevice:5.07'
 }
 
 repositories {
diff --git a/software/applications/IOIOManager/build.gradle b/software/applications/IOIOManager/build.gradle
index 943f54a48..e23225299 100644
--- a/software/applications/IOIOManager/build.gradle
+++ b/software/applications/IOIOManager/build.gradle
@@ -34,9 +34,9 @@ android {
 }
 
 dependencies {
-  compile 'com.github.ytai.ioio:IOIOLibAndroid:5.07'
-  compile 'com.github.ytai.ioio:IOIOLibAndroidBluetooth:5.07'
-  compile 'com.github.ytai.ioio:IOIOLibAndroidAccessory:5.07'
-  compile 'com.github.ytai.ioio:IOIOLibAndroidDevice:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroid:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroidBluetooth:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroidAccessory:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroidDevice:5.07'
 }
 
diff --git a/software/applications/IOIOSimpleApp/build.gradle b/software/applications/IOIOSimpleApp/build.gradle
index 0efc3fd5e..1a7e7ac07 100644
--- a/software/applications/IOIOSimpleApp/build.gradle
+++ b/software/applications/IOIOSimpleApp/build.gradle
@@ -17,10 +17,10 @@ android {
 }
 
 dependencies {
-  compile 'com.github.ytai.ioio:IOIOLibAndroid:5.07'
-  compile 'com.github.ytai.ioio:IOIOLibAndroidBluetooth:5.07'
-  compile 'com.github.ytai.ioio:IOIOLibAndroidAccessory:5.07'
-  compile 'com.github.ytai.ioio:IOIOLibAndroidDevice:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroid:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroidBluetooth:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroidAccessory:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroidDevice:5.07'
 }
 
 repositories {
diff --git a/software/applications/IOIOTestBed/build.gradle b/software/applications/IOIOTestBed/build.gradle
index 80430779d..d2c7a111f 100644
--- a/software/applications/IOIOTestBed/build.gradle
+++ b/software/applications/IOIOTestBed/build.gradle
@@ -17,8 +17,8 @@ android {
 }
 
 dependencies {
-  compile 'com.github.ytai.ioio:IOIOLibAndroid:5.07'
-  compile 'com.github.ytai.ioio:IOIOLibAndroidBluetooth:5.07'
-  compile 'com.github.ytai.ioio:IOIOLibAndroidAccessory:5.07'
-  compile 'com.github.ytai.ioio:IOIOLibAndroidDevice:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroid:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroidBluetooth:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroidAccessory:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroidDevice:5.07'
 }
diff --git a/software/applications/IOIOTortureTest/build.gradle b/software/applications/IOIOTortureTest/build.gradle
index 35b4905b2..36654309b 100644
--- a/software/applications/IOIOTortureTest/build.gradle
+++ b/software/applications/IOIOTortureTest/build.gradle
@@ -17,8 +17,8 @@ android {
 }
 
 dependencies {
-  compile 'com.github.ytai.ioio:IOIOLibAndroid:5.07'
-  compile 'com.github.ytai.ioio:IOIOLibAndroidBluetooth:5.07'
-  compile 'com.github.ytai.ioio:IOIOLibAndroidAccessory:5.07'
-  compile 'com.github.ytai.ioio:IOIOLibAndroidDevice:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroid:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroidBluetooth:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroidAccessory:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroidDevice:5.07'
 }
diff --git a/software/applications/ShoeBot/build.gradle b/software/applications/ShoeBot/build.gradle
index 9d747221c..da4476a37 100644
--- a/software/applications/ShoeBot/build.gradle
+++ b/software/applications/ShoeBot/build.gradle
@@ -17,7 +17,7 @@ android {
 }
 
 dependencies {
-  compile 'com.github.ytai.ioio:IOIOLibAndroid:5.07'
-  compile 'com.github.ytai.ioio:IOIOLibAndroidBluetooth:5.07'
-  compile 'com.github.ytai.ioio:IOIOLibAndroidAccessory:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroid:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroidBluetooth:5.07'
+  implementation 'com.github.ytai.ioio:IOIOLibAndroidAccessory:5.07'
 }
diff --git a/software/applications/pc/HelloIOIOConsole/build.gradle b/software/applications/pc/HelloIOIOConsole/build.gradle
index 3ea6f75f9..5fcc4e0cb 100644
--- a/software/applications/pc/HelloIOIOConsole/build.gradle
+++ b/software/applications/pc/HelloIOIOConsole/build.gradle
@@ -7,7 +7,7 @@ task distJar(type: OneJar) {
 tasks.build.dependsOn distJar
 
 dependencies {
-  compile 'com.github.ytai.ioio:IOIOLibPC:5.07'
+  implementation project(':IOIOLibPC')
 }
 
 repositories {
diff --git a/software/applications/pc/HelloIOIOSwing/build.gradle b/software/applications/pc/HelloIOIOSwing/build.gradle
index 8b835342b..db7d0610e 100644
--- a/software/applications/pc/HelloIOIOSwing/build.gradle
+++ b/software/applications/pc/HelloIOIOSwing/build.gradle
@@ -7,7 +7,7 @@ task distJar(type: OneJar) {
 tasks.build.dependsOn distJar
 
 dependencies {
-  compile 'com.github.ytai.ioio:IOIOLibPC:5.07'
+  implementation project(':IOIOLibPC')
 }
 
 repositories {
diff --git a/software/applications/pc/HelloSequencer/build.gradle b/software/applications/pc/HelloSequencer/build.gradle
index 039ae22e8..783a3fb99 100644
--- a/software/applications/pc/HelloSequencer/build.gradle
+++ b/software/applications/pc/HelloSequencer/build.gradle
@@ -7,7 +7,7 @@ task distJar(type: OneJar) {
 tasks.build.dependsOn distJar
 
 dependencies {
-  compile 'com.github.ytai.ioio:IOIOLibPC:5.07'
+  implementation project(':IOIOLibPC')
 }
 
 repositories {
diff --git a/software/applications/pc/IOIOServoSwing/build.gradle b/software/applications/pc/IOIOServoSwing/build.gradle
index 9aa97ba21..1e4b82267 100644
--- a/software/applications/pc/IOIOServoSwing/build.gradle
+++ b/software/applications/pc/IOIOServoSwing/build.gradle
@@ -7,7 +7,7 @@ task distJar(type: OneJar) {
 tasks.build.dependsOn distJar
 
 dependencies {
-  compile 'com.github.ytai.ioio:IOIOLibPC:5.07'
+  implementation project(':IOIOLibPC')
 }
 
 buildscript {
diff --git a/software/applications/pc/SeeedTestbed/build.gradle b/software/applications/pc/SeeedTestbed/build.gradle
index 9c017bca3..e80db6d4f 100644
--- a/software/applications/pc/SeeedTestbed/build.gradle
+++ b/software/applications/pc/SeeedTestbed/build.gradle
@@ -7,7 +7,7 @@ task distJar(type: OneJar) {
 tasks.build.dependsOn distJar
 
 dependencies {
-  compile 'com.github.ytai.ioio:IOIOLibPC:5.07'
+  implementation project(':IOIOLibPC')
 }
 
 buildscript {