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Show HN: Nightwatch, The open-source, read-only AI SRE

https://github.com/ninoxAI/nightwatch
4•egorferber•3h ago
nightwatch is a local-first, read-only layer on top of your monitoring. it groups alert storm into incidents, flags noisy checks and has an agent that can investigate for you live systems. You can e.g. jump from the incident into the agent directly.

the reason for this weekend project is that we had a kubernetes upgrade that went wrong, and at some point a rollback wasn't possible anymore, so it had to be fixed live during the night while several problems came together. We run a lot of different systems, on-prem and several Kubernetes clusters, and in a situation like that you spend most of the time just figuring out what is actually broken and where.

So i thought that it would be pretty cool to have eyes in the dark in each system that can talk to your "brain".

so the idea is to put a baby owl into each environment. Each owl runs where the systems live, keeps that environment's credentials local, and only dials outbound to a central brain, so there is no inbound hole into prod. It exposes a set of read-only skills, and the agent uses them to gather evidence and form a root-cause hypothesis, so the on-call engineer starts with a head start instead of from zero.

read-only for now, i don't trust it near prod yet and honestly neither should you.

llocal-first for easy self-hosting and to keep credentials on your side. the clustering and recommendations run fully offline with no llm at all. the agent needs a tool-calling llm, you can point it at a remote one, or self-host one (ollama etc.) if you want to stay fully offline.

for non selfhosters: before every remote llm call, nightwatch strips real secrets (unrestorable) and swaps identifiers like ips, hostnames and paths for reversible placeholders, so the model only sees masked data while real values are restored only in the proposed commands and tool calls

Would love if you try it in your Systems

Comments

egorferber•2h ago
Would be happy to hear some feedback!
kapilvt•1h ago
Is the name on homage to James Mickey’s classic column article in usenix ?

https://www.usenix.org/system/files/1311_05-08_mickens.pdf

How's Linear so fast? A technical breakdown

https://performance.dev/how-is-linear-so-fast-a-technical-breakdown
253•howToTestFE•4h ago•134 comments

Building from zero after addiction, prison, and a felony

https://gavinray97.github.io/blog/building-from-zero-after-addiction-prison-felony
297•gavinray•5h ago•149 comments

Show HN: I Derived a Pancake

https://www.absurdlyoptimized.com/recipes/pancakes/
71•bkazez•2d ago•26 comments

Making peace with your unlived dreams (2023)

https://nik.art/making-peace-with-your-unlived-dreams/
115•herbertl•5h ago•50 comments

What is the purpose of the lost+found folder in Linux and Unix? (2014)

https://unix.stackexchange.com/questions/18154/what-is-the-purpose-of-the-lostfound-folder-in-lin...
117•tosh•2d ago•46 comments

Powering up a module from the IBM 604: an electronic calculator from 1948

https://www.righto.com/2026/06/ibm-604-thyraton-tube-module.html
67•elpocko•6h ago•19 comments

Do we fear the serializable isolation level more than we fear subtle bugs?

https://blog.ydb.tech/do-we-fear-the-serializable-isolation-level-more-than-we-fear-subtle-bugs-5...
37•b-man•4d ago•18 comments

A Fundamental Principle of Aeronautical Engineering Has Been Overturned

https://www.tohoku.ac.jp/japanese/2026/05/press20260512-02-DMR.html
20•mhb•5d ago•12 comments

My automated doubt development process

https://www.alexself.dev/blog/automated-doubt
47•aself101•5h ago•17 comments

LLMs are eroding my software engineering career and I don't know what to do

https://human-in-the-loop.bearblog.dev/llms-are-eroding-my-software-engineering-career-and-i-dont...
765•poisonfountain•11h ago•735 comments

If LLMs Have Human-Like Attributes, Then So Does Age of Empires II

https://arxiv.org/abs/2605.31514
90•ketchup32613•4h ago•81 comments

The 29th International Obfuscated C Code Contest (IOCCC) 2025 Winners

https://www.ioccc.org/2025/
356•matt_d•18h ago•86 comments

Show HN: Lathe – Use LLMs to learn a new domain, not skip past it

https://github.com/devenjarvis/lathe
221•devenjarvis•12h ago•42 comments

Cloning a Sennheiser BA2015 battery pack

https://blog.brixit.nl/cloning-a-sennheiser-ba2015-accu-pack/
99•zdw•1d ago•17 comments

Silurus/ooxml: Pixel-faithful Office documents, rendered in the browser

https://github.com/yukiyokotani/office-open-xml-viewer
111•maxloh•6h ago•42 comments

VibeOS: First ever AI-native operating system

https://vibeos.sh/
19•doener•2h ago•15 comments

Backrest – a web UI and orchestrator for restic backup

https://github.com/garethgeorge/backrest
72•flexagoon•5d ago•5 comments

Crashing cars and improving hover detection

https://motion.dev/magazine/collision-detection-in-hover-detection
4•azhenley•3d ago•3 comments

Firefox Merges Support for Vulkan Video Decoding

https://www.phoronix.com/news/Firefox-Vulkan-Video-Merged
17•Bender•1h ago•1 comments

Proliferate (YC S25) is hiring to building open source Codex

https://www.ycombinator.com/companies/proliferate/jobs/L3copvK-founding-engineer
1•pablo24602•6h ago

Anthropic, please ship an official Claude Desktop for Linux

https://github.com/anthropics/claude-code/issues/65697
435•predkambrij•10h ago•247 comments

Podman 6: machine usability improvements (2025)

https://blog.podman.io/2025/10/podman-6-machine-usability-improvements/
93•daesorin•9h ago•6 comments

Why isn't the U.S. better at soccer?

https://www.natesilver.net/p/why-isnt-the-us-better-at-soccer
54•7777777phil•4h ago•132 comments

A visual introduction to kernel functions

https://kelvinpaschal.com/blog/kernel-functions/
24•Kelvinidan•2d ago•3 comments

Splash Is a Colour Format

https://www.todepond.com/lab/splash/
46•tobr•4d ago•62 comments

An Ohio Valley 100k-watt FM signal is severed in broad daylight

https://www.radioworld.com/news-and-business/headlines/an-ohio-valley-100000-watt-fm-signal-is-se...
137•pkaeding•22h ago•127 comments

I design with Claude more than Figma now

https://blog.janestreet.com/i-design-with-claude-code-more-than-figma-now-index/
245•MrBuddyCasino•18h ago•224 comments

The gamers taking on the industry to stop it switching off games

https://www.bbc.com/news/articles/c8e8e7g0r82o
102•Brajeshwar•7h ago•115 comments

Win16 Memory Management

http://www.os2museum.com/wp/win16-memory-management/
126•supermatou•2d ago•67 comments

The complete IPv4 address space, mapped

https://worldip.io/
31•theanonymousone•5h ago•14 comments