Email Marketing for
Teams That Value Privacy
Self-hosted alternative to Mailchimp and SendGrid. Advanced automation, real-time analytics, and complete data ownership. Built for developers, loved by marketers.
TRUSTED BY DEVELOPERS AND MARKETERS WORLDWIDE
See It in Action
Explore the features that make PostOrbit the choice for privacy-conscious teams

Email Campaigns
Create and send beautiful email campaigns with our visual editor
Everything You Need to Scale
Professional-grade tools without the enterprise price tag
Contact Management
Upload unlimited contacts via CSV. Organize with custom fields and smart segmentation. Built-in deduplication and validation.
Visual Flow Builder
Build sophisticated email sequences with our drag-and-drop interface. Add conditions, delays, and branching logic.
Real-Time Analytics
Track opens, clicks, bounces, and conversions. Beautiful charts and exportable reports. Never miss a metric.
Smart Personalization
Dynamic variables, conditional content, and AI-powered send time optimization. Make every email feel personal.
Privacy & Security
Your data never leaves your server. GDPR compliant out of the box. Encrypted API keys and secure webhooks.
Developer-Friendly
Full API access, webhooks, and extensive documentation. Built with Next.js, TypeScript, and tRPC.
Why Choose PostOrbit?
Compare with traditional SaaS email platforms
Cost Effective
Typical SaaS platforms charge $50-300/month for 10K contacts. With PostOrbit + Resend, pay only ~$1 per 1,000 emails.
Complete Control
Your contacts, campaigns, and analytics stay on your server. No vendor lock-in. Export anytime. Own your infrastructure.
Open Source
Audit the code, customize features, and contribute to the community. GPL-3 licensed. No hidden fees or surprise pricing.
Loved by Teams Worldwide
See what developers and marketers are saying
"PostOrbit replaced our entire Mailchimp stack. We now send 50K+ emails monthly at a fraction of the cost, with full control over our subscriber data and campaign analytics."
"The visual flow builder changed how we do email marketing. We created onboarding sequences, cold emailing flows, and re-engagement campaigns in hours, not weeks."
"Finally, an email platform that respects workflows. Looking forward to have more types of flows added."
Join Our Discord Community
Get real-time support, share your projects, request features, and connect with other PostOrbit users and the etherlabz team.
Latest from Our Blog
Email marketing insights, guides, and best practices
Ready to Take Control?
Join developers and marketers who've switched to privacy-first, cost-effective email marketing. Deploy in minutes.
No credit card • Self-hosted • Free • AGPL-3 Licensed