Alternatives to Postdex

Build responsive typography scales and export practical CSS, SCSS, or Tailwind values

Send marketing and transactional email without paying for list size

Social media automation API that posts to ten platforms with a single payload

Collect and embed customer testimonials with a lightweight widget that causes zero layout shift

SaaS directory optimized for AI discovery with visibility scoring and MCP integration

A lightweight open-source Markdown viewer and editor for Linux and Windows

Transform product photos into complete ad campaigns with AI-generated copy, images, and video

MIT-licensed self-hosted monitoring for how often ChatGPT, Claude, and Gemini mention your brand

Check your email domain health and DNS configuration with a single free scan

Menu-bar writing assistant for macOS with cross-conversation memory and local-first privacy

Verify academic citations and catch hallucinated references before you publish

Talk through a startup idea and let an AI agent test it with real Meta ads

Recover abandoned Polar checkouts, failed renewals, and cancelled subscriptions

Get private AI autocomplete across Mac apps with all suggestions generated on device

Native macOS Markdown editor with live preview, Finder QuickLook, and Xcode integration

Launch an indie product, collect community feedback, and keep a public product page

Free email verification that checks deliverability, catch-all domains, and spam trap risks in seconds

A free tool to collect customer testimonials and display them on your site with embeddable widgets

Turn tweets and X posts into shareable images and videos without watermarks or signups

Academic writing platform that handles citations, cross references, and formatting so you can focus on content