# Buttondown free for open source

What Buttondown gives open source projects, who qualifies, and how to apply. 1 verified offer, last checked 2026-09-07.

- Website: https://buttondown.com
- Categories: email

## Buttondown for open source (50% discount for non-profit projects)

**What you get.** Half price on every Buttondown newsletter plan for open source projects that are registered non-profits. Buttondown is a non-tracking email newsletter service with an API.

**Who qualifies.** Applies to the project. Open source projects that are legally registered non-profits. No application process is published.

**How to apply.** Sign up, then contact Buttondown support with proof of the project's non-profit status; the offer page publishes no form.

Program page: https://buttondown.com/use-cases/open-source

Verified 2026-09-07 - manual: buttondown.com/use-cases/open-source states the 50% discount for registered non-profit open source projects (checked 2026-09-07); found via the Homebrew and Astro sponsor pages

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HTML version: https://foropensource.com/company/buttondown/ · Data (CC BY 4.0): https://foropensource.com/offers.json