PollyMC-Continued

A revival of PollyMC, a free and open-source Minecraft launcher based on Prism Launcher.

What's Different

PollyMC-Continued lets you play Minecraft without needing a Microsoft account. You can add offline accounts directly and launch the full game with no restrictions.

Features

• Offline accounts — add and play without Microsoft login
• No demo mode — offline accounts launch the full game
• Custom skins — save and load skins locally for offline accounts
• Offline skin agent — Java agent that intercepts skin API to serve local skins
• Setup wizard — offers offline account option on first launch
• NSIS installer — one-click install with Start Menu/Desktop shortcuts
• Upgrade support — detects existing installation and offers to upgrade

Download

Grab the latest release from the Releases page.

Building

Prerequisites (Windows)

• MSYS2 with MinGW-w64
• Qt 6 (mingw-w64-x86_64-qt6-base, mingw-w64-x86_64-qt6-svg, etc.)
• CMake + Ninja
• Java JDK (for building launcher JARs)
• NSIS (for creating the setup installer)

Build Steps

# Configure
cmake -G Ninja -DCMAKE_BUILD_TYPE=Release -DCMAKE_PREFIX_PATH=/c/msys64/mingw64 -DCMAKE_CXX_FLAGS="-Wno-error" -DCMAKE_C_FLAGS="-Wno-error" .

# Build
cmake --build build -j4 --target PollyMC

# Deploy Qt DLLs
cd build && windeployqt6 pollymc.exe

# Create setup installer
/c/Program\ Files\ \(x86\)/NSIS/makensis.exe pollymc_installer.nsi

Credits

• Prism Launcher — the base launcher
• PolyMC — original fork
• MultiMC — the original launcher

License

GPL-3.0. See LICENSE for details.