ups

The Network UPS Tools repository. UPS management protocol Informational RFC 9271 published by IETF at https://www.rfc-editor.org/info/rfc9271 Please star NUT on GitHub, this helps with sponsorships!

A standalone Network UPS Tools (NUT) Server bridge for ESP32-S3. It connects to USB-only UPS devices (like Eaton) via native USB Host and exposes their data over Wi-Fi. Features a Web UI, Captive │ Portal, and OTA updates for easy integration with Home Assistant or NAS. Say goodbye to the Pi!

Open-source DC UPS for Raspberry Pi 5 — USB-PD 27W, Sony NP-F batteries, OLED display, 3D-printed enclosure

ESP32-S3 USB Host to MQTT bridge for APC UPS — Home Assistant auto-discovery

Displays a battery icon on the desktop panel system tray for the Red Reactor

Command line utilities for the Rev B Power HAT and Power Cape

Dead simple binary patcher.

A websocket server reading data from a Bicker UPSIC-1205 + PSZ-1063 uExtension module in combination with their UPS.

UPS monitor for Synology

Backup replica of https://svn.code.sf.net/p/apcupsd/svn/ with latest releases made from Branch-3_14 in 2016; see also https://sourceforge.net/p/apcupsd/mailman/apcupsd-users/

LED Lighting System with integrated UPS

simple patcher for ips, ups and bps files! (written in c99)

This repo is forked to structure possible improvements to current implementation.

Show information from PowerWalker UPS devices that support HID.

A nut prototype extension to sigenergy sigenstore with the goal to see solar batteries as UPS on our system

ESP32-S3 firmware bridging a BLUETTI portable power station (Bluetooth LE) to NUT / Network UPS Tools, with Proxmox VE shutdown on battery

Monitoring daemon for UPSs made by FSP company.

Hardened APC MODBUS-over-USB driver for apcupsd 3.14.14 — fixes USB/HID desync, stale-duplicate responses, COMMLOST flapping, and NIS server lock starvation. Fork of the 2013 Kropelin MODBUS driver, validated on a Smart-UPS 3000.