Write once.
Post everywhere.
PostOnce uses AI to repurpose your content for LinkedIn, X, Bluesky, and Reddit — each perfectly tailored. Schedule and cross-post with one click.
See the magic
One post in, four platform-perfect versions out.
Just shipped v2.0 of our API — 3x faster response times, new webhooks, and a complete docs overhaul. Building in public has been the best decision for our startup.
Excited to share: we just shipped API v2.0 🚀 3x faster. New webhooks. Overhauled docs. Building in public has been our #1 growth lever. What’s your take on transparent building? #BuildInPublic #SaaS
Just shipped API v2.0 — 3x faster, new webhooks, total docs rewrite. Building in public > stealth mode 🚀 #BuildInPublic
Shipped v2.0: 3x faster API, webhooks, new docs. Building in public is genuinely the best growth hack 🦋
We just shipped v2.0 with 3x performance gains and webhooks support. Here’s what we learned shipping fast as a small team — what scaling challenges have you hit?
Three steps to everywhere
From draft to cross-posted in under 5 minutes.
Write your master post
Write your content once in PostOnce’s composer. This is your source of truth.
AI adapts for each platform
Click ‘Repurpose with AI’. Claude instantly generates platform-specific variants.
Schedule and forget
Review, edit if needed, pick a time, and schedule. We handle the rest.
Everything you need to grow
Built for SaaS founders, indie hackers, and developer-entrepreneurs.
AI Repurposing
Claude AI rewrites your post for each platform — perfect tone, length, and format every time.
Smart Scheduling
Schedule posts for the perfect time. Inngest-powered delivery ensures reliability.
Unified Analytics
Track views, likes, and growth across all platforms in one dashboard.
Multi-Platform
LinkedIn, X, Bluesky, and Reddit — the platforms where builders grow audiences.
One-Click Publish
Review AI variants, approve, and publish everywhere with a single click.
Secure & Reliable
OAuth tokens encrypted with AES-256. Your credentials never leave our infrastructure.
Loved by builders
“PostOnce cut my content creation time from 2 hours to 20 minutes. The AI repurposing is surprisingly good.”
Sarah K.
SaaS Founder
“Finally, a tool built for indie hackers. LinkedIn and Reddit from one composer is a game-changer.”
Marcus T.
Indie Hacker
“The analytics showed me Reddit was driving 3x more signups than LinkedIn. Invaluable insight.”
Priya M.
Developer & Entrepreneur
Ready to scale your content?
Join founders and indie hackers who post consistently across platforms without burning out.