Automatic backups, patching, replication, and failover. Focus on your app, not your database.
Cloud SQL handles your database ops end to end, so you can focus on your app.
Try Free
MongoDB Atlas runs apps anywhere
Deploy in 115+ regions with the modern database for every enterprise.
MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
An ESP32-Dev WiFi focuser. DIY or PCB designs.
(c) Robert Brown 2014-2025, Holger M, 2019-2021. All rights reserved.
Code or portions of code may not be copied or used without appropriate credit given to authors.
Spreadsheet to calculate what stepper motor to use.
https://sourceforge.net/projects/arduinoascomfocuserpro2diy/files/Documentation/Nema-Stepper-Motors.xlsx/download
Spreadsheets to calculate...
ESP32 mySQM+ Sky-Meter/Weather Station with loads of features
mySQM+ Sky Quality Meter/Weather Station
(c) R Brown, 2020-2025, All rights reserved.
Permission is granted for personal and Academic use only.
Code or portions of code may not be copied or used without appropriate credit given to author(s).
EXPANSION BOARDS - You can expand this project using the two types of project expansion boards at
https://sourceforge.net/projects/myesp-boards/
iHome is a fully tested Smart Home Automation system using the Raspberry Pi Zero WiFi SBC and Linux OS and has all the functional features of NEST or ECOBEE smart thermostats with the added benefit of full privacy and security at less than half the price!
It incorporates MBLogic with algorithms and Modbus coms for HVAC home control via the ionware modbus compatible ionC1 input/output controller board.
The iHome software system comes fully configured as a SD Card image file for...