Jacob Trefethen

Interval 1.0 — Create complete tools with just backend code

Meticulous — Catch JavaScript bugs on web applications with zero-effort

Atmos Calculator — See what you can build outside of SF/NY for your rent price

Stoa — Stoic meditation and journal

Momentum — Automatic donations based on what you do and care about

I T E M S Y — Turn your reading lists into a beautiful personal newsletter

Svrf API — Augmented Reality Face Filters as an API

What Really Makes America Great — A book of artwork honoring all aspects of America 🇺🇸

Readwise — The best way to remember your ebooks & articles

The Y Combinator Database — The definitive database of YC companies with all the metrics

Startup Snapshot — Vivid behind-the-scenes startup stories, in photographs

Discors — The best from NYT, FT, Economist, WaPo, and more - $4.99/mo

RadioPublic Medium Embed — Easy embed player for any podcast feed, episode, playlist

VoiceOps — the #1 AI platform for analyzing enterprise voice

Kite 2.0 — The smart copilot for programmers. Now available for Python

Effective Altruism Funds — Do more good with an evidence-based charity portfolio 💡 📈

SVRF — The best way to search and discover VR content on the web

PlayerPro Soccer — A digital platform empowering the world’s soccer community

Snappr Photo Analyzer — AI that tells you if your profile pic is actually any good

Prynt 2.0 — The next generation of polaroid camera