# Mailcode > AI-powered email template generator. Creates production-ready HTML email campaigns in under 2 minutes. Mailcode is a SaaS web application that helps marketers and businesses create professional HTML email templates using AI. It supports brand management, AI-powered content enhancement (using ChatGPT by OpenAI, Claude by Anthropic, and other leading LLM providers), automated image optimization, and exports cross-client compatible HTML that works in Gmail, Outlook, Apple Mail, Yahoo Mail, and all major email clients and ESPs (Mailchimp, HubSpot, Salesforce Marketing Cloud, Klaviyo, ActiveCampaign). ## Key Capabilities - AI-powered email copywriting and content enhancement (ChatGPT by OpenAI, Claude by Anthropic, and other leading LLMs) - Brand management with logo optimization (SVG-to-PNG conversion, automatic resizing) - Cross-client compatible HTML email generation (table-based layouts, inline CSS, Outlook VML fallbacks) - Mobile-responsive email templates with dark mode support - UTM tracking parameter integration for campaign analytics - One-click HTML export compatible with any email platform or ESP - 14-day free trial — no credit card required ## Technical Details - Generates HTML emails using table-based layouts and inline CSS for maximum email client compatibility - Supports all major email clients: Gmail, Outlook 2016/2019/365, Apple Mail, Yahoo Mail, Samsung Mail - Templates pass Litmus and Email on Acid compatibility tests - Output HTML is under 102KB (Gmail clip limit) - Exports production-ready, unstyled HTML that can be pasted directly into any ESP ## Target Audience Email marketers, marketing teams, small businesses, agencies, and developers who need to generate professional HTML email campaigns quickly without design skills or HTML knowledge. ## Pricing - Free trial: 14 days, 10 email generations, no credit card required - Paid plans available — see https://mailcode.ai/paywall ## URLs - Homepage: https://mailcode.ai - Pricing: https://mailcode.ai/paywall - Privacy Policy: https://mailcode.ai/privacy-policy - Terms of Service: https://mailcode.ai/terms-of-service ## Contact - Website: https://mailcode.ai - Twitter/X: @mailcodeai - LinkedIn: https://linkedin.com/company/mailcode