As a WordPress expert with years of hands-on experience optimizing sites for efficiency, I often get asked: "How can I automatically share my new WordPress posts to Facebook?" or "Can I tweet every blog update without manual effort?" While plugins abound, they add bloat. Instead, discover IFTTT—a powerful, plugin-free service for seamless automation. IFTTT (If This Then That) lets you create simple 'if this, then that' recipes using triggers and actions, putting internet-wide automation at your fingertips. In this guide, we'll walk you through automating WordPress and social media with proven steps.
IFTTT stands for 'If This Then That.' It's a free service that connects apps and devices via triggers (the 'if') and actions (the 'then'). This diagram illustrates it perfectly:

IFTTT extends far beyond WordPress, integrating hundreds of channels to streamline your digital workflow. Automatically post to Twitter, share on Facebook Pages or profiles, or import RSS feeds into WordPress. Here's a snapshot of popular channels:

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Sign up at IFTTT.com—it's free and works with self-hosted WordPress.org sites (3.x+) and WordPress.com. Key requirement: Enable XML-RPC in your dashboard.
Navigate to Settings » Writing and check 'Enable XML-RPC.'

You're now set to use WordPress as a trigger. Explore the official IFTTT WordPress channel for more.
Here are battle-tested automations I've implemented for clients and sites:
Many work in reverse too, like RSS to WordPress, Twitter to WordPress, or Facebook to WordPress.
IFTTT is a game-changer for WordPress users, slashing plugin dependency while boosting productivity. I've ditched several plugins on my sites thanks to it. How will you use IFTTT? Share your thoughts or questions in the comments—we're here to help.