Heaptop is an htop-like memory monitor for ESP-IDF over the serial console: what is used and free per heap region and per task, health checks (free memory, fragmentation, stack margins, leak suspects, failed allocations), a clear command for fresh measurement windows, CPU stress for benchmarks, and a JSON Lines stream.
Browser-rendered windowed desktop for microcontrollers: the firmware describes apps, windows and widgets (retained tree) and a web app draws and operates them over WebUSB / Web Serial; plus a stdout/stderr log capture ring
Connect ESP32 hardware to INSIGHT in a few lines — INSIGHT_WRITE control handlers with typed values, one-call telemetry, WebSocket and HTTP transports, at-least-once delivery, and optional TLS pinning.