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Network UPS Tools
networkupstools.org
Network UPS Tools - Welcome
The primary goal of the Network UPS Tools (NUT) project is to provide support for Power Devices, such as Uninterruptible Power Supplies, Power Distribution Units, Automatic Transfer Switches, Power Supply Units and Solar Controllers.
Download information
See the live Wiki article on Building ... the most up-to-date suggestions for building, testing and installing the latest (or experimental) revisions of the NUT code base, and Finding recent development iteration artifacts about fetching the results of the hard work done by the NUT CI farm. The development tree is available through a Git repository hosted at GitHub. To retrieve the current development tree, use the following command: :; git clone git://github.com/networkupstools/nut...
Features
The drivers and network server may be run in a chroot jail for further security benefits. This is supported directly since version 1.4 and beyond with the chroot= configuration directive. IP-based access control relies on the local firewall and TCP Wrapper. SSL is available as a build option ("--with-ssl"). It encrypts sessions with upsd and can also be used to authenticate servers. Comes stock with CGI-based web interface tools ...
Hardware compatibility list
Version nut:v2.8.5.588-588+ge308c36d7 ddl:v2.8.5 web:v2.8.5-34-g1a632692-master Last updated 2026-06-28 21:02:14
Documentation
Network UPS Tools (NUT) on Mac OS X (10.4.10) (Andy Poush)
free software suite for continual power systems
Latest GitHub checks status: master branch
Latest NUT CI build status: master branch
Network UPS Tools (NUT) is a suite of software component designed to monitor power devices, such as uninterruptible power supplies, power distribution units, solar controllers and servers power supply units. Many brands โ€ฆ Wikipedia
Factsheet
Network UPS Tools (NUT)
Developers Evgeny "Jim" Klimov
Arnaud Quette
Arjen de Korte
Charles Lepple
Numerous contributors (..)
Release March 8, 1998; 28 years ago (1998-03-08)
Factsheet
Network UPS Tools (NUT)
Developers Evgeny "Jim" Klimov
Arnaud Quette
Arjen de Korte
Charles Lepple
Numerous contributors (..)
Release March 8, 1998; 28 years ago (1998-03-08)
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GitHub
github.com โ€บ networkupstools โ€บ nut
Network UPS Tools Overview
Network UPS Tools is a collection of programs which provide a common interface for monitoring and administering UPS, PDU and SCD hardware.
Starred by 4.1K users
Forked by 443 users
Languages ย  C 71.9% | Shell 8.4% | M4 7.8% | C++ 7.3% | Makefile 2.9% | Groovy 0.8%
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Reddit
reddit.com โ€บ r/homelab โ€บ a ups that shuts everything down across the network? how do i accomplish this?
r/homelab on Reddit: A UPS that shuts everything down across the network? How do I accomplish this?
July 18, 2024 -

tl;dr: I'm looking for a local (non-cloud), free solution that would allow a 1U UPS to trigger a shutdown of a nearby PC running proxmox, plus two nearby synology NASes, and a Windows PC in another room.

It's time for me to buy a good 1U UPS for my homelab. My lab uses around 300 Watts of power at its peak, according to a small CyberPower UPS I currently have everything connected to, although I expect power demands to grow over the years. The lab currently consists of:

  • 1 PC running Proxmox, with maybe a half dozen LXC containers and VMs

  • Two old 8-bay Synology NASes

  • UDM Pro router

  • 12-port Ubiquiti switch

  • A little Ubiquiti Fiber GPON box

What I really want to accomplish is to make the UPS trigger a safe shutdown on the NASes, the Proxmox box, and one or two PCs deployed in other rooms. I want to do this without having to pay any kind of subscription, and without relying on any remote cloud software.

Has anyone ever deployed anything like this? Which UPS manufacturer did you use? What sort of deployment would you recommend?

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Jeff Geerling
jeffgeerling.com โ€บ blog โ€บ 2025 โ€บ nut-on-my-pi-so-my-servers-dont-die
NUT on my Pi, so my servers don't die - Jeff Geerling
February 24, 2025 - NUT, short for Network UPS Tools, is an open source tool you run on an old Pi or whatever old computer, and it monitors UPSes like the Lowell Power UPS in my main rack.
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SourceForge
sourceforge.net โ€บ projects โ€บ network-ups-tools.mirror
Network UPS Tools download | SourceForge.net
May 11, 2026 - The primary goal of the Network UPS Tools (NUT) project is to provide support for Power Devices, such as Uninterruptible Power Supplies, Power Distribution Units, Automatic Transfer Switches, Power Supply Units and Solar Controllers.
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Home Assistant
home-assistant.io โ€บ integrations โ€บ network ups tools (nut)
Network UPS Tools (NUT) - Home Assistant
[Learn more] allows you to monitor and manage an Uninterruptible Power Supply (UPS) for battery backup, a Power Distribution Unit (PDU), or other similar power device using a NUT server.
Find elsewhere
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Wikipedia
en.wikipedia.org โ€บ wiki โ€บ Network_UPS_Tools
Network UPS Tools - Wikipedia
April 7, 2026 - Network UPS Tools (NUT) is a suite of software component designed to monitor power devices, such as uninterruptible power supplies, power distribution units, solar controllers and servers power supply units. Many brands and models are supported and exposed via a network protocol and standardized ...
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The Homelabber
thehomelabber.com โ€บ guides โ€บ network-ups-monitoring
The Homelabber | Network UPS monitoring with NUT server
I set up a UPS monitoring server with NUT and Grafana, allowing me to monitor my homelabโ€™s power state and usage over time with Grafana.
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ArchWiki
wiki.archlinux.org โ€บ title โ€บ Network_UPS_Tools
Network UPS Tools - ArchWiki
This document describes how to install the Network UPS Tools (NUT). Network UPS Tools is compatible with thousands of models of UPS.
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Reddit
reddit.com โ€บ r/homelab โ€บ best nut (network ups tools) clients (for windows)?
r/homelab on Reddit: Best NUT (Network UPS Tools) clients (for Windows)?
March 4, 2018 - Yes, i I tryed starting upsd and upsmon through the commandline. Thats how I figuered out wich libraries I needed to add and ran into the ...7b error I described. In the end I did get WinNUT to work, but I feel like the actual NUT-Client is the way to go. ... Looks like somthing is broken in the installer version 2.6.5-6. I testet Version 2.6.5-4, wich I got from their Archive https://github.com/networkupstools/nut-package-archive/tree/master/windows , with excatly the same configuration and it is working without a struggle what so ever.
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SHRM
shrm.org โ€บ events-education โ€บ events โ€บ regional-hr-happy-hour
Regional HR Happy Hours
SHRM NorCal Meet-Ups bring HR pros together closer to where they work and live. These casual, come as you are gathering are designed to make connection easy, approachable, and local.
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Network UPS Tools
networkupstools.org โ€บ features.html
Network UPS Tools - Features
Monitors many UPS, PDU, ATS, PSU and SCD models from more than 170 manufacturers with a unified interface (Hardware Compatibility List). Various communication types and many protocols are supported with the same common interface: ... Cross-platform โ€” different flavors of Unix can be managed together with a common set of tools, even crossing architectures.
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Single Resolution Board
srb.europa.eu โ€บ en โ€บ content โ€บ keynote-speech-karen-braun-munzinger-isda-annual-legal-forum-2026-pragmatic-and-ambitious
Keynote speech by Karen Braun-Munzinger at the ISDA Annual Legal Forum 2026 - "Pragmatic and ambitious โ€“ how we build crisis readiness" | Single Resolution Board
March 17, 2026 - While we know that every crisis is different, it is equally clear that we can and have to prioritise and offer predictability. That means exercising judgement on the degree of the operationalisation of tools, resolvability assessments, and testing activities for each bank.
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Stack Exchange
unix.stackexchange.com โ€บ questions โ€บ 510037 โ€บ how-to-monitor-multiple-usb-ups-with-network-ups-tools
raspberry pi - How to monitor multiple USB UPS with Network UPS Tools - Unix & Linux Stack Exchange
April 2, 2019 - That's good, because the frequently suggested options of providing a vendorid and productid doesn't work for me as both my UPSes are CyberPower Systems. ... [Network-UPS-700] driver = usbhid-ups port = auto product = "OR700LCDRM1Ua" serial = "GA5KU2001352" desc = "CPS/OR700LCDRM1U" offdelay = 60 ondelay = 70 lowbatt = 33 [Network-UPS-2200] driver = usbhid-ups port = auto product = "OR2200PFCRT2U" desc = "CPS/OR2200PFCRT2U" offdelay = 60 ondelay = 70 lowbatt = 33
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pv magazine USA
pv-magazine-usa.com โ€บ 2026 โ€บ 03 โ€บ 18 โ€บ how-on-site-batteries-are-fast-tracking-data-center-grid-connections
How on-site batteries are fast-tracking data center grid connections โ€“ pv magazine USA
March 18, 2026 - Battery energy storage systems (BESS) are already regularly deployed in uninterruptible power supply (UPS) applications for data centers, but current market conditions are now driving new deployment needs and strategies. Blathnaid Oโ€™Dea hears from industry insiders about increasingly popular approaches like bring your own capacity (BYOC) and flexible grid connections (FGC), and why batteries can provide services beyond speed to power that gas turbines canโ€™t.
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Forbes
forbes.com โ€บ sites โ€บ jodiecook โ€บ 2026 โ€บ 03 โ€บ 18 โ€บ 5-tools-you-can-vibe-code-for-your-business-in-under-an-hour
5 Tools You Can Vibe Code For Your Business In Under An Hour
March 18, 2026 - Tell Claude Code what your onboarding process looks like step by step. Describe what information you need to collect and what your clients need to access. Ask it to build a secure portal they can log into, with automations that send them what they need and follow up to collect what you need.
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Techno Tim
technotim.com โ€บ posts โ€บ NUT-server-guide
Network UPS Tools (NUT) Ultimate Guide | Techno Tim
January 7, 2026 - Meet NUT Server, or Network UPS Tools.Itโ€™s an open UPS networking monitoring tool that runs on many different operating systems and processors.This means you can run the server on Linux, MacOS, or BSD and run the client on Windows, MacOS, ...