• RT4 Client ¹⁾

• Windows 11 (24H2)
• Git
• 2009Scape

• https://gitlab.com/2009scape/rt4-client#instructions

• https://learn.microsoft.com/en-us/java/openjdk/download#openjdk-21
• Last tested: microsoft-jdk-21.0.8-windows-x64.msi

• Entire feature install of Microsoft Build of OpenJDK

• https://learn.microsoft.com/en-us/java/openjdk/download#openjdk-17
• Last tested: microsoft-jdk-17.0.16-windows-x64.msi
• 2025/04/03: Required for building ²⁾

• All secondary features manually-marked unavailable

• https://gitlab.com/2009scape/rt4-client/-/commits/master?ref_type=HEADS

"%ProgramFiles%\Git\bin\git.exe" clone --branch "master" --depth "1" --recurse-submodules "https://gitlab.com/2009scape/rt4-client.git" "%UserProfile%\Projects\RT4-Client\src"

MKDIR "%UserProfile%\Projects\RT4-Client\scripts" & "notepad.exe" "%UserProfile%\Projects\RT4-Client\scripts\client-settings-sed.sh"

#!/bin/sh

sed -i -e 's/USE_TWEENING = true/USE_TWEENING = false/g' ~/'Projects/RT4-Client/src/client/src/main/java/rt4/GlobalConfig.java'
sed -i -e 's/BILINEAR_MINIMAP = true/BILINEAR_MINIMAP = false/g' ~/'Projects/RT4-Client/src/client/src/main/java/rt4/GlobalConfig.java'
sed -i -e 's/USE_SHIFT_CLICK = true/USE_SHIFT_CLICK = false/g' ~/'Projects/RT4-Client/src/client/src/main/java/rt4/GlobalConfig.java'
sed -i -e 's/MOUSEWHEEL_ZOOM = true/MOUSEWHEEL_ZOOM = false/g' ~/'Projects/RT4-Client/src/client/src/main/java/rt4/GlobalConfig.java'

# End

"%ProgramFiles%\Git\bin\sh.exe" -- "%UserProfile%\Projects\RT4-Client\scripts\client-settings-sed.sh"

CD "%UserProfile%\Projects\RT4-Client\src" && SET "JAVA_HOME=%ProgramFiles%\Microsoft\jdk-17.0.16.8-hotspot" && "%UserProfile%\Projects\RT4-Client\src\gradlew.bat" "clean" --no-daemon

CD "%UserProfile%\Projects\RT4-Client\src" && SET "JAVA_HOME=%ProgramFiles%\Microsoft\jdk-17.0.16.8-hotspot" && "%UserProfile%\Projects\RT4-Client\src\gradlew.bat" "jar" --no-daemon

• Last commit: September 25, 2022 4377d495
• New commits check
• Upstream client/config.json (raw)

MKDIR "%UserProfile%\Projects\RT4-Client\conf" & "notepad.exe" "%UserProfile%\Projects\RT4-Client\conf\localhost.json"

{
    "ip_management": "localhost",
    "ip_address": "localhost",
    "world": 1,
    "server_port": 43594,
    "wl_port": 43595,
    "js5_port": 43595,
    "mouseWheelZoom": false,
    "pluginsFolder": "null"
}

MKDIR "%UserProfile%\Projects\RT4-Client\scripts"

MKDIR "%UserProfile%\Projects\RT4-Client\scripts" "%UserProfile%\Projects\RT4-Client\cache" & "notepad.exe" "%UserProfile%\Projects\RT4-Client\scripts\client-start.bat"

@echo off

CD "%UserProfile%\Projects\RT4-Client\src\client"

SET "_JAVA_OPTIONS=-Dsun.java2d.uiScale=1 -Djava.net.preferIPv6Addresses=false --add-exports=java.desktop/sun.awt=ALL-UNNAMED -Djava.io.tmpdir=..\..\cache"

START "" "javaw.exe" -DclientHomeOverride="..\..\cache" -jar "%UserProfile%\Projects\RT4-Client\src\client\build\libs\client-1.0.0.jar" --config "%UserProfile%\Projects\RT4-Client\conf\localhost.json"

:: End

"%UserProfile%\Projects\RT4-Client\scripts\client-start.bat"

MKDIR "%UserProfile%\Projects\RT4-Client\scripts" "%UserProfile%\Projects\RT4-Client\cache" & "notepad.exe" "%UserProfile%\Projects\RT4-Client\scripts\client-hidpi-start.bat"

@echo off

CD "%UserProfile%\Projects\RT4-Client\src\client"

SET "_JAVA_OPTIONS=-Dsun.java2d.uiScale=2 -Djava.net.preferIPv6Addresses=false --add-exports=java.desktop/sun.awt=ALL-UNNAMED -Djava.io.tmpdir=..\..\cache"

START "" "javaw.exe" -DclientHomeOverride="..\..\cache" -jar "%UserProfile%\Projects\RT4-Client\src\client\build\libs\client-1.0.0.jar" --config "%UserProfile%\Projects\RT4-Client\conf\localhost.json"

:: End

"%UserProfile%\Projects\RT4-Client\scripts\client-hidpi-start.bat"

MKDIR "%UserProfile%\Projects\RT4-Client\scripts" & "notepad.exe" "%UserProfile%\Projects\RT4-Client\scripts\client-update.bat"

@echo off

TITLE RT4 Client Updater

"%ProgramFiles%\Git\bin\git.exe" -C "%UserProfile%\Projects\RT4-Client\src" reset --hard
"%ProgramFiles%\Git\bin\git.exe" -C "%UserProfile%\Projects\RT4-Client\src" pull origin "master" --rebase

"%ProgramFiles%\Git\bin\sh.exe" -- "%UserProfile%\Projects\RT4-Client\scripts\client-settings-sed.sh"

CD "%UserProfile%\Projects\RT4-Client\src"
SET "JAVA_HOME=%ProgramFiles%\Microsoft\jdk-17.0.16.8-hotspot"
CALL "%UserProfile%\Projects\RT4-Client\src\gradlew.bat" "clean" --no-daemon
CALL "%UserProfile%\Projects\RT4-Client\src\gradlew.bat" "jar" --no-daemon

:: End

"%UserProfile%\Projects\RT4-Client\scripts\client-update.bat"

• https://www.gimp.org/downloads/
• Convert source saradomin.png to saradomin.ico
• Ctrl-Shift-E (Export As)

MKDIR "%UserProfile%\Projects\RT4-Client\ext"

"%LocalAppData%\Programs\GIMP 3\bin\gimp-3.exe" "%UserProfile%\Projects\RT4-Client\src\client\src\main\resources\saradomin.png"

..\..\..\..\..\ext\saradomin.ico

"%UserProfile%\Projects\RT4-Client\scripts\client-start.bat"

2009Scape

"%UserProfile%\Projects\RT4-Client\ext\saradomin.ico"

"%UserProfile%\Projects\RT4-Client\scripts\client-hidpi-start.bat"

2009Scape (HiDPI)

MKDIR "%AppData%\Microsoft\Windows\Start Menu\Programs\2009Scape" & "explorer.exe" "%AppData%\Microsoft\Windows\Start Menu\Programs\2009Scape"

"%UserProfile%\Projects\RT4-Client\scripts\client-start.bat"

2009Scape (localhost)

"%UserProfile%\Projects\RT4-Client\ext\saradomin.ico"

"%UserProfile%\Projects\RT4-Client\scripts\client-hidpi-start.bat"

2009Scape (HiDPI)

"%UserProfile%\Projects\RT4-Client\scripts\client-update.bat"

Client Updater

"https://wiki.realmofespionage.xyz/games;windows;rt4_client_runescape_530"

Install Notes (Client)