Matt Holden

ex-Dropbox/Google/YC founder, now building TexSandbox.com, Texsandbox.com

I like math and AI and building stuff.

Matt's Current Favorite Startup

From screen recordings to AI agents in weeks

Gralio captures how your team actually works, surfaces hidden inefficiencies, and builds AI automation grounded in real operational context — not assumptions. Learn how context graphs power real automation → | Free SOP template →

Current favorite tech stack

8 tools

Vercel

Deploy, preview, and ship websites effortlessly.

Clerk.dev

"For auth" - Matt Holden

Provides easy, secure user logins and management for apps.

Tailwind

Rapidly schedule and optimize social media posts for better reach.

PostHog

"For product analytics and feature flags" - Matt Holden

Open-source product analytics, feature flags, and session recordings.

Sentry

"For errors" - Matt Holden

Catches bugs, prevents crashes, keeps software happy.

Mantine

React library: 100+ customizable components, hooks for faster building.

Tailwind CSS

Utility classes style HTML directly, speeding up web development.

DuckDB

In-process SQL database for fast analysis on large datasets.