Posthawk

What Posthawk is

Posthawk is an email delivery service for transactional, marketing, inbound, scheduled, newsletter, and broadcast email. Teams can use its managed email infrastructure or deploy it on their own infrastructure with Docker Compose. It supports Node.js, serverless, Python, Go, REST, SMTP, CLI, and several frameworks. Reusable templates with dynamic variables are built on React Email, and event webhooks are available.

The free plan is billed free forever and includes 3,000 emails per month, with a daily cap of 100. It also allows one domain, two API keys, two team members, and three-day delivery log retention; no credit card is required. Pro costs $20.00 per month and raises the monthly allowance to 50,000 emails, with 10 domains, 25 API keys, 10 team members, 10 templates, and 15-day log retention. Scale costs $49.00 per month and includes 100,000 emails, 100 domains, 100 API keys, 50 team members, unlimited templates, and 30-day log retention. Sending regions are the US and EU, and Posthawk lists a 99.9% uptime target. Security controls include 2FA/TOTP, session management, webhook verification, and audit logs. AI integrations connect Posthawk with Claude, Cursor, ChatGPT, Copilot, Windsurf, Lovable, and Gemini.

Who it suits

Posthawk suits developers and teams that need to send several types of email through common programming interfaces, SMTP, or a command-line tool. Its self-hosting option and plan-based workspace and team features also suit organizations that want to run email infrastructure on their own systems or manage multiple team members.

Limits

The free plan allows 3,000 emails per month and 100 per day, with one domain, two API keys, two team members, and three-day log retention. Pro costs $20.00 per month and includes 50,000 emails monthly; Scale costs $49.00 per month and includes 100,000.

Getting started

1. Open https://www.posthawk.dev/ and choose managed email infrastructure or plan a Docker Compose deployment on your own infrastructure.
2. Start on the free plan without a credit card, or select a paid monthly plan.
3. Connect using a supported option such as Node.js, Python, Go, REST, SMTP, or CLI.
4. Configure domain authentication records, which Posthawk can set up automatically.
5. Create reusable templates with dynamic variables or configure event webhooks.

Verdict

Choose Posthawk if you need an email delivery service with multiple sending methods, templates, webhooks, and a choice of managed or self-hosted deployment. The free plan has daily and monthly sending caps; teams needing higher limits can consider Pro at $20.00 per month or Scale at $49.00 per month.