Built to Fit Your Stack

Download, Integrate, and Launch — with Zero Limits

Sendrella’s downloadable tools are crafted for developers, marketers, and teams who want clean integration without complexity. Everything is optimized for flexibility, speed, and compatibility.

  • Downloadable SDKs and Plugins
  • Developer-Ready APIs
  • WordPress Plugin Included
  • Custom Integrations

Plug Into Your Favorite Tools

Everything we offer is designed to work with the tools you’re already using — from enrichment platforms to ESPs and SMTP providers.

API-First, Always

Sendrella’s downloads are fully API-ready. Plug them into your backend, frontend, or any CI/CD pipeline.

Need Something Custom?

We’re developer-first, but also partner-friendly. Have a custom need? We’ll build it with you — seriously.

Download Tools That Work With You

Everything you need to protect, validate, and integrate—available free.


WordPress Plugin: Sendrella Email Shield

A powerful, lightweight plugin that brings real-time email protection to your WordPress site.

  • Blocks fake, disposable, and bounced emails before registration
  • Verifies emails during sign-up, login, and account activation
  • Seamlessly integrates with WooCommerce, Elementor, and popular form plugins
  • Features built-in AI spam checker and smart sender logic
  • View email health reports directly from your WordPress admin

No configuration headaches. No hidden charges. Just install and secure.

Why Are You Still Guessing?

Download the WordPress Plugin Now

API Access for Developers

Sendrella’s API is designed to be fast, reliable, and integration-friendly.

  • Validate emails in real time with detailed scoring
  • Get bounce prediction, spam signals, and risk indicators
  • Use in CRMs, signup forms, marketing tools, or internal workflows
  • Secure endpoints with OAuth or API keys
  • Monitor usage with logs and credit tracking

API documentation is available with clear examples and live testing support.

Documentation and API References

API Documentation

SDKs and Integration Kits

We offer open-source SDKs that make integration even easier.

  • PHP SDK – Backend validation, form filtering, automation
  • Python SDK – Ideal for bulk processing and data cleaning
  • JavaScript SDK – Client-side checks and pixel integration
  • JSON Templates – Ready-to-plug config samples for custom apps

All SDKs are MIT licensed and built for developers who want control without complexity.

Built for Scale, Built for Speed

Sendrella isn’t just a tool — it’s a foundation for smarter, safer email systems.
Whether you’re running a SaaS product, eCommerce store, or enterprise platform — the integration starts here.