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Kestero

Builds small website widgets like banners and sign-up boxes from text descriptions or custom code for one-line installation

A widget builder for small website elements such as banners, sign-up boxes, update panels, and walkthroughs that would otherwise require a developer to code. It solves creating and installing these parts by generating them from a text description or custom HTML/CSS/JavaScript and installing with a single line of code. It is for website owners and operators of small shops and sites who need to add these elements without development resources. It is delivered as a SaaS embed that runs in an isolated Shadow DOM frame, loads asynchronously at 18.8 KB gzipped, sets no cookies, and includes on-demand axe-core accessibility checks.

Key features

  • AI generation from text description
  • One-line widget installation
  • Custom HTML/CSS/JavaScript support
  • Isolated Shadow DOM rendering
  • No cookies or tracking
  • 18.8 KB gzipped renderer
  • On-demand axe-core accessibility check
  • WCAG 2.1 AA checking
  • View and click counting
  • Top bar banner widget
  • Corner message widget
  • Multi-step walkthrough widget
  • No social media activity within the last 30 days
GTM channels
  • Blog
  • Docs
ICP
  • SMB owners
  • Ecommerce merchants
  • Marketing teams