Guides
Pixel Art Guides and References
Practical notes on turning images into pixel art, written around real conversions. Every example image in these guides was produced by the ImagePixel converter with the settings shown, so you can reproduce it in the converter.

How to Turn an Image into Pixel Art: Grid Width, Colors and Dithering
The two decisions behind every conversion, with side-by-side results at 16 to 128 columns, 4 to 32 colors, and with and without dithering.

Pixel Art Palette Reference: Game Boy, PICO-8, CGA and More
Hex codes for 11 palettes and the same image converted through each, with notes on when each palette works and when it fails.

Minecraft Wool vs. Concrete Colors for Pixel Art
The 16 wool and 16 concrete colors compared, with real block counts and stack totals for a 32 × 24 build.

Turn Pixel Art into a Bead or Cross-Stitch Pattern
Size a chart to your pegboard or fabric, limit colors, export grid lines and symbols, and use the counts as a shopping list.