GRBL controller application with G-Code visualizer written in Qt.

Supported functions:

• Controlling GRBL-based cnc-machine via console commands, buttons on form, numpad.
• Monitoring cnc-machine state.
• Loading, editing, saving and sending of G-code files to cnc-machine.
• Visualizing G-code files.

• Windows/Linux x86
• CPU with SSE2 instruction set support
• Graphics card with OpenGL 2.0 support
• 120 MB free storage space

Latest release versions:

• Version 10.10 release

Nightly build versions:

• Nightly

Previous versions:

For GRBL v1.1 firmware

• Windows: candle_1.1.7.zip
• Linux: candle_1.1.7.tar.gz

For GRBL v0.9 and below

• Windows: candle_1.0.11.zip
• Linux: candle_1.0.11.tar.gz

• Install cmake
• Install vcpkg

git clone https://github.com/microsoft/vcpkg.git
vcpkg\bootstrap-vcpkg.bat

• Set environment variable

CMAKE_TOOLCHAIN_FILE={PATH_TO_VCPKG}/scripts/buildsystems/vcpkg.cmake

• Get Candle sources

git clone https://github.com/Denvi/Candle.git
cd Candle

• Install packages

vcpkg install

• Build and install

mkdir build; cd build
cmake .. -DCMAKE_INSTALL_PREFIX="$(pwd)/Candle"
cmake --build . --config=Release
cmake --install .

Executable can be found in build/Candle directory.

• Install packages

sudo apt update
sudo apt install cmake build-essential qtbase5-dev libqt5serialport5-dev qtscript5-dev qttools5-dev libqt5websockets5-dev qtmultimedia5-dev

• Get Candle sources

git clone https://github.com/Denvi/Candle.git
cd Candle

• Build and install

mkdir build && cd build
cmake .. -DCMAKE_INSTALL_PREFIX="~/programs/Candle"
cmake --build . --config=Release
cmake --install .

Executable can be found in ~/programs/Candle directory.

Candle works with CNC controlled by GRBL firmware, many problems can be solved by using proper version of GRBL, using proper configuration.

Please read GRBL wiki:

• GRBL v0.9-: https://github.com/grbl/grbl/wiki
• GRBL v1.1: https://github.com/gnea/grbl/wiki