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Start all of your commands with a comma

https://rhodesmill.org/brandon/2009/commands-with-comma/
58•theblazehen•2d ago•11 comments

OpenCiv3: Open-source, cross-platform reimagining of Civilization III

https://openciv3.org/
637•klaussilveira•13h ago•188 comments

The Waymo World Model

https://waymo.com/blog/2026/02/the-waymo-world-model-a-new-frontier-for-autonomous-driving-simula...
935•xnx•18h ago•549 comments

What Is Ruliology?

https://writings.stephenwolfram.com/2026/01/what-is-ruliology/
35•helloplanets•4d ago•31 comments

How we made geo joins 400× faster with H3 indexes

https://floedb.ai/blog/how-we-made-geo-joins-400-faster-with-h3-indexes
113•matheusalmeida•1d ago•28 comments

Jeffrey Snover: "Welcome to the Room"

https://www.jsnover.com/blog/2026/02/01/welcome-to-the-room/
13•kaonwarb•3d ago•12 comments

Unseen Footage of Atari Battlezone Arcade Cabinet Production

https://arcadeblogger.com/2026/02/02/unseen-footage-of-atari-battlezone-cabinet-production/
45•videotopia•4d ago•1 comments

Show HN: Look Ma, No Linux: Shell, App Installer, Vi, Cc on ESP32-S3 / BreezyBox

https://github.com/valdanylchuk/breezydemo
222•isitcontent•13h ago•25 comments

Monty: A minimal, secure Python interpreter written in Rust for use by AI

https://github.com/pydantic/monty
214•dmpetrov•13h ago•106 comments

Show HN: I spent 4 years building a UI design tool with only the features I use

https://vecti.com
324•vecti•15h ago•142 comments

Sheldon Brown's Bicycle Technical Info

https://www.sheldonbrown.com/
374•ostacke•19h ago•94 comments

Hackers (1995) Animated Experience

https://hackers-1995.vercel.app/
479•todsacerdoti•21h ago•237 comments

Microsoft open-sources LiteBox, a security-focused library OS

https://github.com/microsoft/litebox
359•aktau•19h ago•181 comments

Show HN: If you lose your memory, how to regain access to your computer?

https://eljojo.github.io/rememory/
279•eljojo•16h ago•166 comments

An Update on Heroku

https://www.heroku.com/blog/an-update-on-heroku/
407•lstoll•19h ago•273 comments

Vocal Guide – belt sing without killing yourself

https://jesperordrup.github.io/vocal-guide/
17•jesperordrup•3h ago•10 comments

Dark Alley Mathematics

https://blog.szczepan.org/blog/three-points/
85•quibono•4d ago•21 comments

PC Floppy Copy Protection: Vault Prolok

https://martypc.blogspot.com/2024/09/pc-floppy-copy-protection-vault-prolok.html
58•kmm•5d ago•4 comments

Delimited Continuations vs. Lwt for Threads

https://mirageos.org/blog/delimcc-vs-lwt
27•romes•4d ago•3 comments

How to effectively write quality code with AI

https://heidenstedt.org/posts/2026/how-to-effectively-write-quality-code-with-ai/
245•i5heu•16h ago•193 comments

Was Benoit Mandelbrot a hedgehog or a fox?

https://arxiv.org/abs/2602.01122
14•bikenaga•3d ago•2 comments

Introducing the Developer Knowledge API and MCP Server

https://developers.googleblog.com/introducing-the-developer-knowledge-api-and-mcp-server/
54•gfortaine•11h ago•22 comments

I spent 5 years in DevOps – Solutions engineering gave me what I was missing

https://infisical.com/blog/devops-to-solutions-engineering
143•vmatsiiako•18h ago•65 comments

I now assume that all ads on Apple news are scams

https://kirkville.com/i-now-assume-that-all-ads-on-apple-news-are-scams/
1061•cdrnsf•22h ago•438 comments

Learning from context is harder than we thought

https://hy.tencent.com/research/100025?langVersion=en
179•limoce•3d ago•96 comments

Understanding Neural Network, Visually

https://visualrambling.space/neural-network/
284•surprisetalk•3d ago•38 comments

Why I Joined OpenAI

https://www.brendangregg.com/blog/2026-02-07/why-i-joined-openai.html
137•SerCe•9h ago•125 comments

Show HN: R3forth, a ColorForth-inspired language with a tiny VM

https://github.com/phreda4/r3
70•phreda4•12h ago•14 comments

Female Asian Elephant Calf Born at the Smithsonian National Zoo

https://www.si.edu/newsdesk/releases/female-asian-elephant-calf-born-smithsonians-national-zoo-an...
29•gmays•8h ago•11 comments

FORTH? Really!?

https://rescrv.net/w/2026/02/06/associative
63•rescrv•21h ago•23 comments
Open in hackernews

Show HN: AWS-doctor – A terminal-based AWS health check and cost optimizer in Go

https://github.com/elC0mpa/aws-doctor
51•elC0mpa•2w ago

Comments

elC0mpa•2w ago
Hi HN,

I’m a Cloud Architect, and I built aws-doctor because I found myself constantly running the same manual checks across different AWS accounts to find "zombie" resources. While AWS Trusted Advisor exists, the best checks are often locked behind paid Business/Enterprise support plans, and the AWS Console can be slow when you just want a quick "health check."

What it does: It’s a TUI (Terminal User Interface) that acts as a proactive checkup for your account.

Waste Detection: Scans for stopped instances (>30 days), unattached EBS volumes, unassociated Elastic IPs, and expiring Reserved Instances.

Cost Diagnosis: Compares your current month-to-date costs against the exact same period last month (e.g., Jan 1–15 vs. Feb 1–15) to spot spending velocity issues.

Trends: Visualizes cost history over the last 6 months.

The Tech Stack:

Written in Go (1.24).

Uses AWS SDK v2.

UI built with Charm's Bubbletea and Lipgloss (for the tables/styling).

It’s completely open-source and runs locally on your machine (using your standard ~/.aws/credentials).

I’d love to hear your feedback on the code structure or suggestions for other "waste patterns" I should add to the detection logic.

Thanks!

sandGorgon•2w ago
have you considered using https://github.com/hashicorp/terraform-exec to run terraform inside you go process to manage the entire AWS connection piece. Terraform being largely rock solid and frequently updated on this.

could make this considerably more robust.

elC0mpa•2w ago
Thanks a lot for your advice, I work every day with Terraform and I understand what you mean, but that is out of the scope at least right now, I want to keep this tool as simple as possible, but definitely this worth an analysis
marinesebastian•2w ago
I was thinking of building something like this just a couple of days ago. Looks awesome! Will definitely try it out
elC0mpa•2w ago
Thanks, if you think about something that might be improved, please open an issue!!!
LunaSea•2w ago
My AWS cost optimiser is to use a hosting provider instead of AWS.
x3n0ph3n3•2w ago
Cool. Enjoy!
elC0mpa•2w ago
Sorry, I didn't understand the comment
LunaSea•2w ago
Using Hetzner or IVH will cut your infra bill by 4x or 5x
logicallee•2w ago
This is true, but be careful about losing the work experience. Companies love cloud computing and somehow are conditioned to want to pay for them and anyone who works on them. I received a devops job application rejection because they didn't see cloud computing providers on my resume. That's because I highlighted running my own dedicated servers.
hnlmorg•2w ago
That’s because architecting stuff for the cloud effectively means you’re building your infrastructure differently to how you’d run dedicated servers. I say this as someone who’s done both professionally.

As a DevOps hiring manager, if you said to me “I don’t have cloud experience but I can do all the same things with dedicated servers” then I’d likely pass on you for another candidate too.

A better way to frame your applications is “I have significant on prem experience using DevOps methodologies, and I’m excited to broaden them with Cloud technologies.” That way you’re acknowledging your knowledge gap and turning it into a positive.

andrewstuart•2w ago
Yup.

One day, as you spend vast resources tracking and cutting and worrying about your AWS expenses, you’ll think “hey I could cut 100% of AWS costs by not using it!”.

Thinking about cutting AWS costs is your first step on the journey to never using it.

hnlmorg•2w ago
That’s great, until realise that you’re now spending money on infrastructure elsewhere instead.

I’m not going to pretend AWS is cost effective for every type of problem. But the comments here are overly simplistic.

Also, and more generally, I find it disappointing that when someone has made an open source tool to help the community, most of the comments are cheap attacks at the cost of running AWS. Poor etiquette guys.

darkwater•2w ago
> I’m not going to pretend AWS is cost effective for every type of problem. But the comments here are overly simplistic.

There overly simplistic comments from the "run from AWS" crowd as well as from the "just outsource everything to cloud" crowd. Nowadays going to cloud is still the easiest and safest bet if the company is not yours and it's big enough.

SOLAR_FIELDS•2w ago
Run from AWS is also completely arbitrary. Someone building an expensive Rube Goldberg machine out of lambdas might hit cost problems way before someone essentially using AWS as a VPS provider with bare metal EC2
hnlmorg•2w ago
> There overly simplistic comments from the "run from AWS" crowd as well as from the "just outsource everything to cloud" crowd.

Not in this thread there isn’t. And that’s what I’m replying to.

kitd•2w ago
Using AWS may not be your decision. If you're stuck using it by company policy, OP's tool could make you a workplace hero.
atmosx•2w ago
Will try this one soon, ty!
elC0mpa•2w ago
Thanks!!! If you find something that can be improved, don't doubt opening an issue!
heyyfurqan•2w ago
looks cool, are you using any tui framework for this?
leetrout•2w ago
They are using charm bracelet lip gloss and some others.

https://github.com/charmbracelet/lipgloss