Top 3 C++ esp32-c3 Projects
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esp32-c3-adblock
Pi-hole-class DNS ad-blocker on a $2 ESP32-C3 (no PSRAM): 537k domains as 40-bit FNV-1a hashes in flash, binary-searched. UDP DNS sinkhole + web dashboard. https://youtube.com/shorts/RaxszOUMi8E?feature=share
It is quite literally written by claude
https://github.com/M-Abozaid/esp32-c3-adblock/commits/main/R...
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AppSignal
AppSignal knows why the f*#k it crashed. Stop vibe-debugging. Every exception, every backtrace, grouped so you see patterns, not noise.
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Project mention: Building a Modular Starter Kit for M5StickC-Plus2: From Messy Code to Clean Architecture | dev.to | 2025-12-14
M5Unified
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Project mention: TinkerNews #56: ESP32 Fall Detectors, Aircraft Radar, and Gesture Gloves | dev.to | 2026-10-05
Read the build → (via github.com)
NOTE:
The open source projects on this list are ordered by number of github stars.
The number of mentions indicates repo mentiontions in the last 12 Months or
since we started tracking (Dec 2020).
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Index
What are some of the best open-source esp32-c3 projects in C++? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | esp32-c3-adblock | 2,809 |
| 2 | M5Unified | 710 |
| 3 | flock-you-esp32 | 33 |
Sponsored
AppSignal knows why the f*#k it crashed.
Stop vibe-debugging. Every exception, every backtrace, grouped so you see patterns, not noise.
www.appsignal.com