ExtensionFast Blog
How to Build an AI Chrome Extension From Scratch (Complete 2026 Guide)
The complete 2026 guide to building an AI-powered Chrome extension from scratch: finding an AI-worthy idea, wiring up an LLM, keeping your API key safe, controlling token costs, passing Web Store review, and getting your first users.
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What Is a Chrome Extension? A Plain-English Guide for 2026
A clear, beginner-friendly explanation of what a Chrome extension is, what extensions can do, how they work under the hood, whether they are safe, and how to build your own in 2026.
How to Use AI to Market Your Chrome Extension in 2026
A practical 2026 playbook for using AI to market your Chrome extension: positioning, Web Store listing copy, an SEO content engine, social and community presence, demo assets, review mining, and lifecycle email — without sounding like a robot.
How the Chrome Web Store Ranking Algorithm Works in 2026
How the Chrome Web Store ranking algorithm works in 2026, and the factors that actually move your extension up the rankings: installs, ratings, retention, and keywords.
What Happens After Your Chrome Extension Hits 1,000 Users
Hitting 1,000 Chrome extension users changes everything: retention, revenue, support load, and the cracks in your foundation. Here is what to expect and how to prepare.
Chrome vs Edge vs Firefox: Best Browser for Extensions in 2026
Chrome, Edge, or Firefox for your 2026 extension? Compare market share, AI features, store reach, and developer experience to pick the best browser to build on.
Chrome Extension Permissions: Request Less, Get More Installs (2026)
Every extra permission scares users off at install time. Learn how to audit your manifest, use activeTab and optional permissions, and boost your install rate in 2026.
How to Build a Chrome Extension Side Panel in 2026 (Code Guide)
Build a Chrome extension side panel with Manifest V3 in 2026. A code-first guide covering manifest setup, sidePanel.open(), per-site panels, and cross-browser quirks.
How to Build a Profitable Chrome Extension as a Solo Developer (2026)
Build a profitable Chrome extension on your own in 2026. How to pick a niche, skip the boilerplate, wire up payments, and launch in days, not months.