LaserGRBL is one of the best Windows GCode streamer for DIY Laser Engraver. LaserGRBL is able to load and stream GCode path to arduino, as well engrave images, pictures and logo with internal conversion tool.
Unlike other GUI, LaserGRBL it is specifically developed for use with hobbist laser cutter and engraver. In order to use all the features your engraver must supports power modulation through S command.
With image engraving (raster to gcode convertion) LaserGRBL could be a good free and easy alternative to picengrave, benbox, T2laser for who don’t need more then a simple and effective tool.
I have written it to use with my own engraver, and I like to share it with everyone who needs. LaserGRBL is compatible with Grbl v0.9 and Grbl v1.1
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From T2 Laser:For Grbl, Benbox and Eleks Maker Laser Engraving systems.
Image to G-Code Conversion. Supports JPEG or BMP import (up to 24-bit color). Greyscale (S-value) and 1-Bit (dithered or threshold) conversion. Resolution is user configurable. Horizontal or diagonal engraving (45 degree engraving makes lines less visible). Skip blank lines (improves engraving speed by eliminating unnecessary moves). Image resize (uses an optimized algorithm to improve quality). Allows basic image adjustment (brightness, contrast, flip and rotation). G-Code can be saved (registered users only).
Laser Control. Supports Grbl 0.8, 0.9 (J-Tech branch is recommended for optimal performance) and 1.1. Load G-Code files (supports both raster and vector formats). User interface for jogging (8-way) with step distance and set / return home. Laser on, off and pulse (using user configured power and time). Override laser power settings and feed rate in G-Code file. Emergency stop (includes soft reset). Tested with files containing over 7,500,000 lines of G-Code (trial is limited to 10,000 lines). Can be launched directly (registered users only)
G-Code Viewer. Supports S-value laser code for true representation of result. Identify problems before sending to the laser.