embedded systems and microcontroller hardware
Recent window: last 5.3 months (2026-04-28 → 2026-10-05), compared with the prior 5.3 months.
These products consist of custom development boards, specialized firmware, and standalone gadgets built primarily around microcontrollers like the ESP32. They are created for hardware engineers, makers, and embedded developers building connected IoT devices, sensors, and robotics. This cluster is distinguished by its focus on low-level firmware, open-source electronics, and physical computing hardware.
Members
| Name | Source | Upvotes ▼ | Launched |
|---|---|---|---|
| Open-Source eInk Bike Computer | HN | 419 | 2026-09-04 |
| esp-sdr | GITHUB | 376 | 2026-09-28 |
| F32 | HN | 302 | 2025-11-19 |
| ESPectre | HN | 215 | 2025-11-17 |
| Xcc700: Self-hosting mini C compiler for ESP32 (Xtensa) in 700 lines | HN | 154 | 2025-12-26 |
| TraceMaker | GITHUB | 96 | 2026-10-05 |
| We built the smallest dual-band aircraft tracker | HN | 95 | 2026-08-26 |
| axon-pulse-foss | GITHUB | 80 | 2026-09-18 |
| 32V TENS device from built from scratch under $100 | HN | 70 | 2025-11-17 |
| tdt-nav-kit | GITHUB | 68 | 2026-09-09 |
| Formally verified FPGA watchdog for AM broadcast in unmanned tunnels | HN | 62 | 2026-02-18 |
| ESP32-AI | GITHUB | 61 | 2026-09-09 |
| Open-Source 8-Ch BCI Board (ESP32 and ADS1299 and OpenBCI GUI) | HN | 54 | 2026-01-05 |
| Fieldwatch | GITHUB | 53 | 2026-09-15 |
| TE-Speed-VOSR2 | GITHUB | 53 | 2026-09-20 |
| MugglesWand | GITHUB | 49 | 2026-09-29 |
| ntlmscout | GITHUB | 42 | 2026-09-18 |
| cozmo-esp32 | GITHUB | 39 | 2026-09-19 |
| xgoduck_runtime_arduino | GITHUB | 39 | 2026-09-24 |
| unity-il2cpp-esp-tutorial | GITHUB | 37 | 2026-09-23 |
| esp32-sdr-trx | GITHUB | 35 | 2026-10-03 |
| A trainable, modular electronic nose for industrial use | HN | 34 | 2026-03-03 |
| Bluethread | GITHUB | 32 | 2026-09-21 |
| ESP32-PC-Control-Deck | GITHUB | 31 | 2026-09-12 |
| sdrpp-esp-sdr-source | GITHUB | 30 | 2026-10-03 |
| G1-Emu | GITHUB | 30 | 2026-09-18 |
| esp-idf-injection-ng | GITHUB | 29 | 2026-10-03 |
| esphome-airplay2 | GITHUB | 28 | 2026-09-11 |
| Native-Breeze-TTS-2-Support-for-vLLM-Omni | GITHUB | 27 | 2026-10-03 |
| alpha-meme-radar | GITHUB | 27 | 2026-10-04 |
| ESP32-CYD-MiniTV | GITHUB | 26 | 2026-09-16 |
| S3-PX4-FC | GITHUB | 26 | 2026-09-11 |
| ESP32SDR | GITHUB | 24 | 2026-09-30 |
| DrWalls | GITHUB | 24 | 2026-09-29 |
| AutoWWTP-ASM-Demo | GITHUB | 24 | 2026-09-25 |
| ESP32-DATV | GITHUB | 22 | 2026-10-03 |
| li-ion-soc-soh-toolkit | GITHUB | 20 | 2026-09-20 |
| Log-Analyzer | GITHUB | 20 | 2026-10-06 |
| miband-mcp | GITHUB | 18 | 2026-09-20 |
| BonDriver-RTLSDR | GITHUB | 18 | 2026-09-23 |
| ESP32_C5_Wifi_spectrum_analyzer | GITHUB | 17 | 2026-10-06 |
| SDR-Lab-2.0 | GITHUB | 17 | 2026-09-20 |
| Firemaps Spain | HN | 16 | 2026-07-29 |
| Flock-Noir | GITHUB | 16 | 2026-09-11 |
| mk60e5-firmware | GITHUB | 16 | 2026-10-06 |
| imersao-arq-soft-ia-v1 | GITHUB | 16 | 2026-09-23 |
| eeg-tfr-volume | GITHUB | 16 | 2026-10-03 |
| arduino-cloud-telemetry | GITHUB | 15 | 2026-09-29 |
| demod-analyzer | GITHUB | 15 | 2026-09-22 |
| black-wire-pinouts | GITHUB | 15 | 2026-09-25 |