Browser data plotter (Web Serial + WebUSB) that auto-parses columnar serial output and plots it, plus espp::Telemetry: a binary telemetry emitter (dispatcher module over stream_frame) the web app plots over WebUSB.
A self-contained 3D renderer for embedded targets: a binary asset container, skeletal animation, tile binning, a software rasterizer and a 2D canvas. Header-only, with no third-party dependency of any kind.
Native USB host (ESP-IDF USB Host library + usb_host_hid): enumerate and talk to USB HID devices (mice, keyboards, gamepads, vendor HID) from an ESP32-S2/-S3/-P4
Driver for Chipsea CS1237 and CS1238 24-bit differential ADCs (weigh scales, load cells, bridge sensor). Features full PGA control, flexible sampling, scale calibration, temperature sensing, and offset diagnostics.