
AnonAddy
Open-source email aliases and forwarding for privacy.

AnonAddy is a self-hostable email aliasing and forwarding platform that lets you create unique alias addresses and route incoming mail to one or more real inboxes. It is designed to reduce spam, prevent tracking across services, and give you control over how others can contact you.
Key Features
- Create and manage email aliases (standard aliases and catch-all/domain aliases)
- Forward incoming email to verified recipient addresses
- Reply/send from an alias (so your real address stays hidden)
- Custom domains and domain-wide catch-all support
- Turn aliases on/off and delete them to stop unwanted mail
- SMTP/transport integration intended for running with a mail stack (e.g., Postfix) and DNS records (SPF/DKIM/DMARC) for deliverability
- API and web UI for alias lifecycle management and automation
- Browser extension and integration options (for quickly generating/using aliases)
Use Cases
- Use unique aliases per website to identify and block data leaks or spam sources
- Create role-based aliases (e.g., billing@, support@) that forward to personal/team inboxes
- Shield your primary inbox when signing up for newsletters, trials, and one-off services
Limitations and Considerations
- Requires correct mail/DNS configuration (MX, SPF, DKIM, DMARC) to ensure reliable delivery and sending
- “Send/reply as alias” depends on outbound mail setup and can be impacted by provider policies and deliverability constraints
AnonAddy is a strong choice for privacy-focused email workflows where you want fine-grained control over inbound addresses, simple alias management, and the ability to respond without revealing your real mailbox. It can be operated with your own domain(s) to fully own your addressing and reduce long-term spam exposure.
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