Email for AI Agents, Developers & Marketing teams.
High-performance, open-source email infrastructure—the same service as proprietary platforms. Use Reloop hosted or deploy it yourself.
Use cases
Built for every Single Need
AI Agent Inbox
A dedicated inbox for AI agents to manage and respond to emails like a human.
- Native agent inbox
- Autonomous drafting
- Human-in-the-loop
- Contextual memory
Transactional Email
Guarantee delivery for critical, real-time user updates.
- Password reset
- Order confirmation
- Account verification
- Payment receipts
Automated Emails
Automate user journeys and engagement flows.
- Welcome series
- Renewal reminders
- Re-engagement
- Drip campaigns
Marketing Emails
High-volume newsletters and promotional campaigns.
- Product launches
- Newsletters
- Promotions
- Events
System & Monitoring
Zero-latency technical and admin communications.
- Error logs
- Downtime alerts
- Reports
- Approvals
Receive Email
Seamlessly process and route inbound mail to your systems.
- Inbound webhooks
- JSON parsing
- Spam filtering
- Attachment handling
Open source
Open source
for all.
Reloop is fully open source—the same platform we run as a hosted service. Use ours or self-host on your own terms.
Hosted or self-hosted
Use Reloop as a service from Reloop Labs, or run it on your own infrastructure. Docker Compose, Kubernetes, or bare metal.
No vendor lock-in
Bring your own LLM provider, swap email backends, extend the API. You own the stack, top to bottom.
Transparent by default
Every line of code is auditable. See exactly how your emails are routed, how tasks are managed, and where your data flows.
Community-driven
Built with the community, not just for it. Contribute integrations, features, and backends that benefit everyone.
Start today
3,000 emails for free
per month.
No credit card required. Join thousands of AI Agents & Developers building the future of email communication on Reloop.
FAQ
Question & Answer
Reloop is open-source email infrastructure—the same capabilities as proprietary platforms (transactional email, campaigns, SMTP, webhooks, analytics). Use it as a hosted service from Reloop Labs, or self-host the codebase on your own servers.
Reloop supports all major email providers and SMTP servers. Our platform is designed to work with any email service that uses standard SMTP protocols, ensuring maximum compatibility and flexibility.
Reloop is ideal for developers building applications that require email functionality, marketing teams managing large-scale email campaigns, and businesses that need reliable email delivery without vendor lock-in.
Yes, Reloop is open-source. You can view our codebase on GitHub, audit it for security, and even contribute to the project. This ensures complete transparency and gives you full control over your email infrastructure.
Reloop offers the same email infrastructure as proprietary vendors—but our codebase is open source and self-hostable. Use our hosted service or deploy on your own servers. No vendor lock-in, full transparency, and sub-900ms delivery latency.
Two ways: sign up for Reloop as a hosted service from Reloop Labs, or self-host the open-source platform on your infrastructure (Docker, Kubernetes, bare metal). Same APIs, SMTP relay, campaigns, templates, and webhooks either way.
Reloop uses advanced email delivery infrastructure with intelligent routing, automatic retries, and delivery optimization. Our platform monitors delivery rates in real-time and adjusts routing to ensure maximum inbox placement.
Reloop achieves sub-900ms delivery latency through optimized infrastructure, direct connections to major email providers, and efficient routing algorithms. Our platform is built from the ground up for speed and reliability.