7 Best API-First Email Platforms for Developers (2026)
Compare API-first email platforms built for developers. REST APIs, SDKs, webhooks, and programmatic email management for SaaS and tech companies.

Compare API-first email platforms built for developers. REST APIs, SDKs, webhooks, and programmatic email management for SaaS and tech companies.

Compare email platforms built for developers. API quality, SDK support, documentation, CLI tools, and developer experience reviewed.

Compare email platforms for sending developer-focused newsletters. Code formatting, plain text support, markdown, and tools built for technical audiences.

Compare email platforms that integrate with Firebase Auth, Firestore, and Cloud Functions. Trigger email sequences from Firebase user events.

Compare email platforms that work with Neon serverless Postgres for event-driven email. Trigger emails from database changes in your Neon-powered SaaS.

Compare email platforms that integrate with PostHog for product-led email marketing. Use PostHog events and cohorts to trigger automated emails in your SaaS.

Compare email platforms that support React Email for building email templates with JSX components. Build type-safe, responsive emails using React.

Compare email platforms that integrate with Supabase Auth and database events. Send behavioral email triggered by Supabase user actions.

Compare email platforms with robust webhook support for real-time event handling. Receive email events, trigger automations, and build custom integrations with webhooks.

Compare email platforms that trigger automations from custom events. Send the right email when users take specific actions in your product.

Compare email platforms that charge per email sent instead of per subscriber. Usage-based pricing for transactional and marketing email.

Code-first HTML email tools for developers. From MJML to React Email, build maintainable, testable email templates with proper tooling.

Communicate API deprecations without losing developer trust. Includes templates for initial notices, migration guides, and final warnings.

How API-first companies should approach email marketing. From changelog emails and usage alerts to developer onboarding and documentation updates - practical guidance for products where the API is the product.

How to reach developers with email without making them hate you. Plain text vs HTML, changelogs that get read, technical content that builds trust, and why most marketing tactics backfire with this audience.

Learn how to email developers without annoying them. Covers onboarding, changelogs, community updates, and the email types that actually resonate with technical audiences.
