Dragble vs Postcards

Dragble is an embeddable drag-and-drop SDK for SaaS products that want to offer email, page, and popup builders inside their own products. The email editor uses a fixed 600px canvas and exports table-based HTML with inline CSS for email clients including Outlook, Gmail, and Apple Mail. The page builder creates full-width pages with standard HTML output; popup settings include position, animation, close buttons, and triggers. The editor runs in the browser, leaving authentication, storage, and routing to the integrating product. The SDK supports React, Vue, Angular, and Vanilla JavaScript, with a CDN option for Vanilla JS. Exports include HTML, plain text, PDF, image, and ZIP, with availability varying by plan. Dragble also describes MCP connections that let AI agents update content in a live editor session and export HTML. The free plan includes three projects, 10 GB storage, 10 core content blocks, and Dragble branding. Starter costs $99 a month after the 14-day trial and renews automatically unless cancelled before it ends.

Postcards is a visual drag-and-drop builder for responsive marketing emails made from blocks and templates. Users can export clean HTML or send designs to listed email platforms, including Mailchimp, HubSpot, Klaviyo, SendGrid, Brevo, Constant Contact, and Zoho; export limits depend on the plan. Existing HTML emails can be imported and edited on paid plans. The AI Suite can generate templates from prompts and assist with editing, restyling, restructuring, translation, and design analysis. Shared workspaces, real-time collaboration, comments, and teammate roles support team work. Paid plans include Email Client Preview for checking Gmail, Outlook, Apple Mail, and Yahoo on mobile and desktop. The builder runs in a browser and requires an internet connection, though exported files can be opened and edited offline. Access is through the maker's hosted app link. The free Start plan costs nothing and includes 10 template projects, five monthly exports, 0 AI credits per month, 10 test emails daily, and unlimited teammates. Plus costs $16 a month; Pro costs $24 a month. The maker says user projects and content remain theirs and are not used to train AI models.