BuildStack

What it does

BuildStack is a modern PC building platform that eliminates compatibility headaches. Select components across 8 categories, get instant compatibility validation, and receive AI-powered explanations when issues arise. No more guessing if your CPU fits your motherboard or if your PSU can handle the load.

Build your perfect custom PC with AI-powered recommendations. Pick from 5000+ components, get real-time compatibility checks, and customize gaming, editing, coding or office builds — all free, no signup required.

Select components, verify compatibility instantly, and get the best value for your budget. All in one place. No signup required • Not sure where to start? Try the guided wizard . From budget to build in four simple steps. No expertise required. Gaming, editing, coding, or office. We tailor recommendations. Every part is validated. Socket, RAM, PSU, clearance—all checked. Receive an optimized, compatible PC build ready to purchase. Every feature designed to save you time and prevent costly mistakes. Every component is validated against your build automatically. Every build is validated against real-world specifications. No guesswork. No returns. No regrets. Built on real data. Our…from build-stack-lilac.vercel.app

• 
  PC Builder2020 · pcbuilder.net · ▲99

  Custom PC part picker tool to build your PC

• 
  PC Builder AI2023 · pcbuilderai.com · ▲47

  Hey HN! You know when you wanna build a new PC, and need to watch a bunch of videos to find the best parts, and then tweak your shopping cart to fit your budget? Well, this new app can help you. It recommends the best hardware for your usage (gaming or work), and considers your budget. It's really helpful, even when you got expertise on hardware. Check it out, and feel free to suggest stuff! Hope you like it! https://www.pcbuilderai.com/

• 
  BuildcheckJun 2026 · buildcheck.app · ▲1

  Know before you build.

• 
  BuildMyPC2025 · buildmypc.net · ▲11

  Custom PC Part Picker Tool & Compatibility Checker

• 
  CareerStack2025 · careerstack.co · ▲25

  Find collaborators and build your tech project in real-time.

• RS
  RowStack – Streamline your team task management2016 · rowstack.com · ▲30

• 
  Spira Maxima▲578

  Video model that turns script into viral social media videos

  AI · 17d ago · spira.ai

• 
  Rill Browser▲540

  The browser where Claude Code and Codex work beside you

  AI · 17d ago · rill.love

• 
  Germany's new sovereign AI model Kolibri▲424

  Kolibri is Aleph Alpha

  AI · 19d ago · tej.as

• 
  Giving Opus 5.5 a simulated paint canvas▲392

  Paintings by AI models: programs run through a simulation of oil paint.

  AI · 20d ago · stillwet.art

• 
  PixVerse R2▲381

  A real-time world model you can explore and change

  AI · 29d ago · world.pixverse.video

• 
  Hemory▲381

  Keep listening. Searchable memory for your AI agents.

  AI · 30d ago · hemory.com

• IN
  isometric.nyc – giant isometric pixel art map of NYC▲1,325

  Hey HN! I wanted to share something I built over the last few weeks: isometric.nyc is a massive isometric pixel art map of NYC, built with nano banana and coding agents. I didn't write a single line of code. Of course no-code doesn't mean no-engineering. This project took a lot more manual labor than I'd hoped! I wrote a deep dive on the workflow and some thoughts about the future of AI coding and creativity: http://cannoneyed.com/projects/isometric-nyc

  AI · Jan 2026 · cannoneyed.com

• 
  Cowork▲1,088

  Turn Claude into your digital coworker

  AI · Jan 2026 · claude.com

• 
  DataFast▲867

  Revenue-first analytics

  Growth · Jan 2026 · datafa.st

• 
  OpenClaw▲836

  The AI that actually does things

  AI · Jan 2026 · openclaw.ai

• 
  Kilo Code Reviewer▲799

  Automatic AI-powered code reviews the moment you open a PR

  Dev tools · Jan 2026 · kilo.ai

• 
  PostSyncer▲793

  AI Content Maker, for Social Media Publishing

  AI · Jan 2026 · postsyncer.com