Happy machining! Last updated: 2026. UGS 1.0.9 is provided as-is. Always home your machine and test G-code in the air before cutting.
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Introduction Universal Gcode Sender (UGS) is one of the most popular open-source desktop applications for controlling CNC machines, laser engravers, and pen plotters that use GRBL, TinyG, or g2core controllers. It allows you to send G-code commands directly to your machine, visualize toolpaths, and manually control axes. Happy machining
| Version | Best for | |---------|----------| | | Same simple UI but updated libraries and GRBL 1.1+ support. | | UGS Platform (Nightly) | Full-featured with 3D visualization, macros, and multiple languages. | | Candle | Ultra-lightweight GRBL sender for Windows. | | bCNC | Advanced features, great for laser/PCB work (Linux/Windows/macOS). | 🔗 Download UGS Classic 2.0: https://github.com/winder/Universal-G-Code-Sender/releases/tag/v2.0.9 Final Words Universal Gcode Sender 1.0.9 remains a reliable, no-frills G-code streaming solution for vintage CNC controllers and low-resource computers. If you have an older GRBL setup (v0.9 or v1.0) and just need basic file sending and jogging, this version will work perfectly. Always home your machine and test G-code in