A Geometry Dash tool that adds guidelines to your last created level based on song BPM.
To use this tool, you must have Geometry Dash installed.
Step 1: download the repository as a ZIP file.
Step 2: Extract it.
Step 3: Before running GDGuidelineTool.exe, make sure Geometry Dash is closed.
Thanks to @KontrollFreek for help
Made by perko#6901