ConnectUs AI

Free AI-powered tools for developers, creators, and businesses. Built with Claude Code. Open source.

19+
Free Tools
262+
Ideas Tracked
100%
Free to Use

Free Tools

FREE
📱

QR Code Generator

Generate QR codes for URLs, WiFi passwords, phone numbers, email, and vCards. Download as PNG or SVG. Custom colors.

FREE
📄

Invoice Generator

Create professional invoices with line items, tax, and notes. Live preview. Download as PDF. Saves your business info.

FREE
🔐

Password Generator

Cryptographically secure passwords. Custom length, character types. Strength meter with crack time estimate. One-click copy.

AI
💡

Business Name Generator

Describe your business idea, get 20 creative names with instant domain availability check. Powered by AI.

FREE

Countdown Timer

Beautiful shareable countdown to any event. 6 themes. Fullscreen mode. Share the link — no signup needed.

FREE
⚖️

AI Coding Tools Compared

Claude Code vs Cursor vs Copilot vs Windsurf. Features, pricing, and honest recommendations for 2026.

NEW
🔗

Link in Bio Builder

Create a Linktree-style page in seconds. Unlimited links, 9 themes, social icons. Download as HTML. No signup.

NEW
💰

Digital Tip Jar

Tipping page with Venmo, CashApp, PayPal, Stripe. QR code for physical display. For musicians, baristas, creators.

FREE
🍅

Pomodoro Timer

Focus timer with 25/5 work-break cycles. Sound alerts, browser notifications, session tracking, customizable.

FREE
🎨

Color Palette Generator

Press spacebar for harmonious palettes. Lock favorites, export as CSS, Tailwind, or SCSS. Save unlimited palettes.

FREE
🔤

Text Tools

30+ transformations: case conversion, sort, dedupe, encode/decode, word count, find & replace, lorem ipsum, UUID.

FREE
📝

Markdown Editor

Split-pane editor with live preview. Formatting toolbar, GFM tables, task lists. Export as HTML or .md file.

NEW
{ }

JSON Formatter

Format, minify, validate, sort keys. Syntax highlighting and collapsible tree view. Copy formatted output.

Learn

FREE
🎓

Claude Code for Beginners

Complete beginner guide. Install, first conversation, prompting tips, build your first project, cheat sheet. No coding experience needed.

COURSE
🚀

Full Stack AI Tutorial

Two tracks: Basic (manage websites) and Advanced (React + Supabase + FastAPI). From zero to deployed app. Free + Pro tiers.

Developer APIs

API
🧠

Memory API

Persistent memory for AI agents. Semantic search, graph connections, hybrid retrieval, entity extraction. REST API with docs.

API
📖

API Documentation

Interactive Swagger docs for the Memory API. Register an agent, store memories, search semantically, build knowledge graphs.

260+
🎯

Ideas Board

260+ project ideas with revenue models, tech stacks, and priority rankings. Filter by status, category, and effort level.

Built with Claude Code in hours, not weeks

Every tool on this page was built by one person using AI. Learn how.

Get Started Free See the Course See the Architecture