About
Buttondown is a Markdown-first newsletter platform built by a solo founder โ beloved by engineers and indie writers.
Buttondown
MarketingThe fastest way to start a newsletter.
Listed May 25, 2026Updated Jun 9, 2026
Frequently asked
What is Buttondown?
The fastest way to start a newsletter. Buttondown is a Markdown-first newsletter platform built by a solo founder โ beloved by engineers and indie writers.
What category is Buttondown in?
Buttondown is listed under Marketing on Startup Spotlight, a directory of indie and micro-startups.
Who founded Buttondown?
Buttondown was founded by Justin Duke (@jmduke on X, @jmduke on GitHub).
When was Buttondown founded?
Buttondown was founded in 2017.
Where can I visit Buttondown?
You can visit Buttondown at buttondown.email, or view its full profile on Startup Spotlight.
Standalone answers: What is Buttondown? ยท Who founded Buttondown? ยท When was Buttondown launched?
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