About a month ago, we introduced AC-powered OpenSprinkler v4, the first OpenSprinkler built on ESP32, and opened pre-orders with shipments expected in late September. Today I’m happy to announce that OpenSprinkler v4 is officially shipping, and every unit comes with the newly released Firmware 2.2.1(6). This firmware not only supports the new hardware, it also […]
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We’re excited to announce the first release of our ESPHome-based OpenGarage firmware! It brings native, local Home Assistant integration to OpenGarage—making it easier to control your garage door and monitor your vehicle alongside your other smart-home devices. This is an alternative to the stock OpenGarage firmware, not a replacement for it. The stock firmware remains […]
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Exciting news! We’re getting ready to launch the next generation of OpenSprinkler: AC-Powered OpenSprinkler v4.0, the first built on ESP32. From the outside it looks just like v3.4 — same enclosure and same ports — but inside is an entirely new brain, with a faster processor, more memory and flash space, WiFi 6, analog inputs, […]
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Posted in ESP8266, MakeBusiness, OpenSprinkler on Oct 15th, 2025
Back in July, we debuted the AC-powered OpenSprinkler v3.4, featuring a new, redesigned enclosure and several hardware improvements (read here). Building on that, today I’m thrilled to unveil the upcoming DC-powered OpenSprinkler v3.4 — the very first OpenSprinkler powered by USB-C! Check out some sneak-peek photos below: This model shares the same sleek, low-profile enclosure […]
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Posted in MakeBusiness on Dec 30th, 2022
Unless if you’ve been living under a rock, you’ve probably heard of ChatGPT by now, if you haven’t given it a try yet. Over this past weekend, I’ve had some fun with it. Not only it’s amazingly good at writing text description, but it can write programming solutions too. Here are just a few things […]
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