StackWho

Find companies by tech stack with verified decision contacts

What it does

Discover what technologies companies use and find decision maker contacts. Browse tech stacks, filter by industry and size, and export contact lists.

Hunter TechLookup 2.02020 · ▲250
List websites by technologies
The Ultimate SaaS Tech Stack Database2019 · ▲130
Discover the technology used by the top 850 SaaS companies
Stack Match2016 · ▲168
Find engineering jobs that match your tech stack
SR Company Tech-Stack2020 · ▲122
Find all the technologies used by a company
StartupStack2014 · ▲156
Find the startups that use your favorite tech stack
Build a Stack2020 · ▲212
Find the right software for your business

TL
The load-bearing vocabulary of Claude▲703
Life & fun · 10d ago · louisabraham.github.io
Articos▲385
Launch with confidence, not gut instinct
Life & fun · 12d ago · articos.com
Nex▲351
Claude Cowork for high-volume GTM workflows
Life & fun · 4d ago · nex.ai
iPhone app takes simultaneous images from 2 lenses, fuses into 1 photo▲329
Photosynthesis fires two of your iPhone
Life & fun · 29d ago · photosynthesis.camera
CC
Creatium Coach▲320
Your multimedia mentor that takes you from mid to great
Life & fun · 11d ago · producthunt.creatium.info
SoloUno▲310
Take control of hair pulling, nail biting & skin picking
Life & fun · 28d ago · solouno.io

Rork Max▲1,430
Best AI for iOS apps. Website that replaces Xcode
Life & fun · Feb 2026 · rork.com
happycapy▲1,367
The agent-native computer, for the rest of us
AI · Feb 2026 · happycapy.ai
SuperX▲902
All-in-one growth OS for serious 𝕏 creators
AI · Feb 2026 · superx.so
KiloClaw▲871
Hosted OpenClaw. No Mac mini required.
Dev tools · Feb 2026 · kilo.ai
Lovon AI Therapy▲802
Talk it out and feel better
AI · Feb 2026 · lovon.app
Claude Opus 4.6▲764
Claude’s most advanced model for agentic tasks
AI · Feb 2026 · anthropic.com