David Heller

Marketing Email by Userlist — Marketing & lifecycle email in one place

Reform — Clean-looking, on-brand forms. No code required.

Reportedly — Investor communication made easy

Lasso — Earn more with our affiliate marketing WordPress plugin

SavvyCal — Sending your scheduling link shouldn't feel weird.

Chroma Signet — An open source barcode that makes supply chains transparent

StartUp - 19: Diversity Report — Tackling diversity and making Gimlet less white

Aha! Business Model Builder — Create the perfect strategy for your product roadmap

Procurify — Reinventing the ways organizations spend

mifold — Grab-and-go car booster seat. 10x smaller & just as safe!

Pycoder's Weekly — Your weekly dose of all things Python!

Trail Finder by Gaia GPS (open beta) — Plot a precise trail with the Gaia GPS Trail Finder

Clearbit Company Logo API — Get any site's company logo with just a URL

Othermill — Highly precise, compact, and easy-to-use desktop CNC mill

Mac Buyer's Guide — Recommendation on when to buy Apple products

Schedule Share — Create and share read-only calendars

Learn Python The Hard Way — Learn the basics of programming

DataQuest Beta — Codecademy for Data Science

Postmates API — Build on the largest on-demand ordering fleet

AeroPress — Smoothest, richest, purest, fastest, & safest coffee maker.