Software · Raspberry Pi & electronics

PulSar

Custom firmware for ESP82xx and ESP32 based hardware for home automation and measurement systems.

Completely free
Open source
No account

Overview

PulSar is a microcontroller program. Other documented uses: home automation.

Overview written by LicitPro from the documentation published by the authors and the cited sources; we have not tried the resource ourselves.

Excerpts that establish this information

“Custom firmware for ESP82xx and ESP32 based hardware for home automation and measurement systems.” — GitHub, 10 November 2026
“Custom firmware for ESP82xx and ESP32 based hardware for home automation and measurement systems.” — GitHub, 10 November 2026

At a glance

All of PulSar is free: no feature is locked behind a paid plan, and its code is open.

Its licence (GPL-3.0) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Strengths

Open source code
No account needed
Commercial use allowed

Sources and checks

Facts collected from GitHub (credit card, account, source code, publisher, licence, free status, platforms, commercial use) — 9 November 2026
Last technical check: 7 November 2026
Description from github.com — Dépôt GitHub sparkplug23/PulSar (GPL-3.0-only)

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