Compact fixed-point math library for embedded systems. Integer-only with caller-selectable radix. Trig, log/exp, sqrt, hypot, wave generators, ADSR, and 2D transforms. Zero dependencies.
Tiny CLI and script interpreter for embedded systems. Under 4KB flash, zero malloc, multi-instance. Interactive command line with scriptable dispatch, single-key menus, and pass-through mode.
Lightweight framebuffer drawing utility for AI annotation overlays. Supports text, rectangles, lines, point markers, and detection boxes in RGB565/RGB888 with built-in bitmap fonts.