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Josh Nussbaum

@joshnuss.com
815 followers 105 following 753 posts

Software developer by day, hardware nerd on nights and weekends. X: x.com/joshnuss YouTube: youtube.com/@josh_nussbaum Building sveltestripe.com, github.com/joshnuss. "Just a straight shooter with upper management written all over him"

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Josh Nussbaum @joshnuss.com · 16/09/2026
Reverse engineered the Click&Grow hydroponic system. Now I can 3D print them in any dimension (it's parametric)
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Josh Nussbaum @joshnuss.com · 15/09/2026
My video capture CLI, now supports kdenlive!
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Josh Nussbaum @joshnuss.com · 15/09/2026
Built a screen recorder today. It's just a CLI, ctrl+c to stop recording
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Josh Nussbaum @joshnuss.com · 14/09/2026
Replaced OBS with an ffmpeg wrapper (via Astra) Code: github.com/joshnuss/sna...
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Josh Nussbaum @joshnuss.com · 14/09/2026
Astra + FreeCAD workflow: I needed a replacement piece for a broken banister. I gave Astra a photo of the broken piece and it created the CAD model in 2 minutes. It's printing now..
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Josh Nussbaum @joshnuss.com · 13/09/2026
Open Source is even more important now. Projects like Linux, FreeCAD, OpenOffice are easy for AIs to read and modify While closed source projects like Windows, Office and SolidWorks are black boxes
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Josh Nussbaum @joshnuss.com · 13/09/2026
Learning about AI + CAD + 3D printing Exploration: Turn a logo into a cookie cutter and frosting stencil It's a pipeline of: - Image processing (numpy, pillow, scipy, shapely) - CAD model generation (freecad) - Preview rendering (blender) - 3D slicing (orca slicer cli) - 3D printing (creality)
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Josh Nussbaum @joshnuss.com · 10/09/2026
Start making stuff: Install Codex and buy a $200 3D printer
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Josh Nussbaum @joshnuss.com · 10/09/2026
Astra can build 3D-printable CAD models, from just words, a photo or a sketch.
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Josh Nussbaum @joshnuss.com · 08/09/2026
Life in 2026
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Josh Nussbaum @joshnuss.com · 02/09/2026
Comments should never describe code. Code should describe code.
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Josh Nussbaum @joshnuss.com · 01/09/2026
Built a script to reduce fees for hosting my apps ✨ Now my only monthly fee is the bare hosting, which can be as little as $5/month 💸
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Josh Nussbaum @joshnuss.com · 25/08/2026
Building an API, halfway through: $> claude "switch to graphql" Couple minutes later, it's done 😳
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Josh Nussbaum @joshnuss.com · 24/08/2026
I used AI to 3D-print this cactus shelf (for my aunt). Here's my workflow:
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Josh Nussbaum @joshnuss.com · 20/08/2026
Cool benefit of writing analytics (requests), logs and errors to same db: Can query requests with all it's logs and any errors thrown in a single view.
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Josh Nussbaum @joshnuss.com · 19/08/2026
Built an uptime monitor with Claude. It took less than 1 hour to build..
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Josh Nussbaum @joshnuss.com · 19/08/2026
The problem with hosting nowadays: 1. It's not just about running a server. You need observability too (analytics, log storage, error tracking and uptime monitoring). 2. Databases shouldn't be extra. 3. I don't want 6 bills. 4. I want to run on my infra. 5. I don't want to spend time on setup.
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Josh Nussbaum @joshnuss.com · 14/08/2026
Prompts that fight the slop: 🥊🤖💪 > Which functions have the worst cyclomatic complexity? > Are there any obvious refactorings? > Can you refactor <...> for readability and simplicity > Any opportunities to improve code using design patterns
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Josh Nussbaum @joshnuss.com · 14/08/2026
Pretty rad. Run this with Claude CLI: > Improve the performance of this machine
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Josh Nussbaum @joshnuss.com · 11/08/2026
Handling errors in 2026
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Josh Nussbaum @joshnuss.com · 10/08/2026
Added support for macros to my mini lisp interpreter... github.com/joshnuss/qli... Turned out to be pretty easy 😁
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Josh Nussbaum @joshnuss.com · 09/08/2026
Try it out in GitHub CodeSpaces: codespaces.new/joshnuss/qlisp
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Josh Nussbaum @joshnuss.com · 08/08/2026
Built a toy LISP in ~12 hours using Gemini ✨ github.com/joshnuss/qlisp
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Josh Nussbaum @joshnuss.com · 12/06/2026
Built a 3D printable parametric LEGO piece. lego-generator.up.railway.app
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Josh Nussbaum @joshnuss.com · 14/05/2026
Really cool: A 3D printable vacuum forming machine makerworld.com/en/models/27... Made by makerworld.com/en/@CE_YT
makerworld.com
3D Printable Vacuum Former (100x100mm) +STEP files - Free 3D Print Model - MakerWorld
Download this free 3D print file designed by Creative Electronics. This compact vacuum former is designed to be fully 3D printable and easy to assemble. It works with a standard household vacuum clean...
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Reposted by Josh Nussbaum
Prateek (प्रतीक) @prateek.page · 10/05/2026
Started a math blog (twopi.dev). The first post is about π. Do give it a read. twopi.dev/2026/what-is...
twopi.dev
What is π, really? — TwoPi
π is not just a circle constant. It appears in infinite sums, bell curves, and counting problems that have nothing to do with circles.
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Josh Nussbaum @joshnuss.com · 08/05/2026
Does any company want to sponsor the work to upgrade svelte-persisted-store to Svelte 5? It gets ~350K downloads per month npmx.dev/package/svel...
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Josh Nussbaum @joshnuss.com · 28/04/2026
Rough idea I've been kicking around: An open source planter 🌱🪴 - Mostly 3D printed (except LED strip, earth, seeds, wicks) - Number of plants is parametric, just print the dimensions you need - Compatible with "Click & Grow" cups
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Josh Nussbaum @joshnuss.com · 24/04/2026
Open sourced a parametric planter: www.printables.com/model/169959... Diameter & Height are adjustable via FreeCAD
printables.com
Parametric Planter by Joshua Nussbaum | Download free STL model | Printables.com
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Josh Nussbaum @joshnuss.com · 17/04/2026
In the late 90s, a couple devs and a marketing person left Microsoft and started a gaming company. Today that company has 331 employees and has revenue of ~$50M per employee, higher than Microsoft, Google and Apple. medium.com/@monicah428/...
medium.com
The Early Days of Valve from a Woman Inside
The Untold Story Behind a Meteoric Rise
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Josh Nussbaum @joshnuss.com · 17/04/2026
Things creators hear all the time: - It already exists - It will never work - It's outside your expertise Just ignore it.
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Josh Nussbaum @joshnuss.com · 15/04/2026
AdBlock extension using ads to sell AdBlock
media.tenor.com
Shock GIF
ALT: Shock GIF
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Josh Nussbaum @joshnuss.com · 14/04/2026
Open sourced some models for framing machines www.printables.com/@joshnuss_45...
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Josh Nussbaum @joshnuss.com · 09/04/2026
Experiment: A web app that dynamically generates STL files based on a parametric CAD model. Suitable for data binding with Three.js and 3D printing github.com/joshnuss/stl...
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Josh Nussbaum @joshnuss.com · 24/03/2026
"Shape Up" system for building is great basecamp.com/shapeup TLDR: - 6 week cycles - Week 1: Experiments - Week 2-6: Build high quality/maintainable versions of experiments - Rinse and repeat
basecamp.com
Shape Up: Stop Running in Circles and Ship Work that Matters
Shape Up will help you break free of “best practices” that aren’t really working, think deeper about the right problems, and start shipping meaningful projects your team can celebrate.
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Josh Nussbaum @joshnuss.com · 17/03/2026
Making a dynamic shape mask with SVG data URIs. Inspired by fumadocs REPL: svelte.dev/playground/e...
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Josh Nussbaum @joshnuss.com · 11/03/2026
Today's 3D printing adventure: Can I 3D print a pen? Turns out, yes
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Josh Nussbaum @joshnuss.com · 10/03/2026
From my new course "Building a SaaS with Svelte 5": Here's a preview of one of the lessons: "Adding a pricing page" joshuanussbaum.podia.com/build-a-saas...
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Josh Nussbaum @joshnuss.com · 09/03/2026
Built a little quad copter frame in FreeCAD
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Josh Nussbaum @joshnuss.com · 08/03/2026
"Math Mind" is a really good book www.goodreads.com/book/show/20... To summarize: The way you were taught math in school was probably wrong.
goodreads.com
Math Mind: The Simple Path to Loving Math
Bust the math myths that are holding you and your kids …
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Josh Nussbaum @joshnuss.com · 07/03/2026
My hobby recently has been 3D modeling and printing. Today I watched a documentary about airplane construction, so I designed this rib/spar wing portion in FreeCAD:
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Josh Nussbaum @joshnuss.com · 19/02/2026
BetterAuth plugins are quite neat. They can be used to extend BetterAuth with new authentication methods or to intercept and change how other plugins behave. You can create bothserver-side plugins and client-side plugins. 1/5
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Reposted by Josh Nussbaum
Josh Nussbaum @joshnuss.com · 13/02/2026
📣 Releasing a BETA version of my new course: "Build a SaaS with Svelte 5" ✨ joshuanussbaum.podia.com/build-a-saas... The beta version is 50% off $̶9̶9̶ $49 ✅ SvelteKit & Svelte 5 ✅ BetterAuth ✅ Stripe ✅ TypeScript ✅ 3x Bonus sections (coming soon!)
joshuanussbaum.podia.com
Build a SaaS with Svelte 5 (beta)
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Josh Nussbaum @joshnuss.com · 16/02/2026
TIL: better-fetch is a typed fetching library Fully typed input, output and query params based on path better-fetch.vercel.app
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Josh Nussbaum @joshnuss.com · 13/02/2026
📣 Releasing a BETA version of my new course: "Build a SaaS with Svelte 5" ✨ joshuanussbaum.podia.com/build-a-saas... The beta version is 50% off $̶9̶9̶ $49 ✅ SvelteKit & Svelte 5 ✅ BetterAuth ✅ Stripe ✅ TypeScript ✅ 3x Bonus sections (coming soon!)
joshuanussbaum.podia.com
Build a SaaS with Svelte 5 (beta)
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Josh Nussbaum @joshnuss.com · 11/02/2026
Animotion is such a great library for presentations. Thank you @joyofcode.xyz 🙏 animotion.pages.dev ✅ Re-usable Svelte components ✅ Design using CSS ✅ Animate via CSS, Svelte, or Animate.js I'm using it for a new set of videos
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Josh Nussbaum @joshnuss.com · 09/02/2026
better-auth makes building a SaaS type app so much easier. It's basically this config, with a few more options and some HTML/CSS.
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Josh Nussbaum @joshnuss.com · 09/02/2026
better-auth's Stripe plugin makes it easy to send lifecycle emails about the subscription:
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Josh Nussbaum @joshnuss.com · 07/02/2026
If you have payment integration in your project, It's nice to adjust `pnpm dev` to start both the dev server and Stripe tunneling
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Josh Nussbaum @joshnuss.com · 02/02/2026
Outline for new course "Build a SaaS with Svelte & Stripe":
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