Mailtrap is a modern email delivery platform with API/SMTP for sending transactional/marketing emails and a sandbox for safe testing in dev/staging.

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🚀 Overview

Mailtrap combines reliable sending with high deliverability and a testing inbox to catch issues before production. It solves flaky email setups, low inbox rates, and hard debugging. Built for devs and product teams. Trusted by 150k+ users for fast, inbox-focused email workflows.

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✨ Key Features

• Email API/SMTP for transactional & bulk sending
• Sandbox for inspecting/debugging emails in staging
• Analytics: open/click tracking, 30-day logs, dashboards
• Integrations (Zapier, Heroku, Supabase, etc.)
• Deliverability tools: dedicated IPs, warm-up, throttling

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🛠 Tech Stack

Proprietary; REST API + SMTP; SDKs (Node.js, Python, Ruby, PHP, Java, etc.).

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👥 Who Is This For?

This project is useful for:

• Developers integrating email sending/testing
• Product teams debugging email flows
• Startups/companies sending at scale
• Teams prioritizing inboxing & analytics

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📸 Screenshots / Demo

• Website: https://mailtrap.io
• Docs: https://docs.mailtrap.io

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🔥 Project Status

• 🟢 Actively building
  Last updated: 2026-01-31

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❓ FAQ

Is this project free?

Freemium — Free tier (4,000 emails/mo, limits); paid from $15/mo (higher volumes, features).

Is the source code available?

No — proprietary; open SDKs on GitHub: https://github.com/mailtrap

Can I contribute?

Limited — to SDKs via GitHub PRs/issues; no core platform.

What's coming next?

Ongoing deliverability/AI features, integrations, analytics enhancements.

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📬 Contact & Links

• Website: https://mailtrap.io
• Docs: https://docs.mailtrap.io
• Pricing: https://mailtrap.io/pricing
• GitHub: https://github.com/mailtrap
• X: Search @mailtrap (if active)

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