Hey everyone!
I’ve come across a few great free sites and tools that I’ve been using for a while, and I thought I’d share them here — maybe they’ll help someone else in their Wappler journey too! 
https://apivault.dev
A curated directory of free and public APIs across multiple categories — great for finding APIs to integrate into your Wappler projects.
https://coddy.tech
An interactive coding platform that lets you practice programming challenges and learn new concepts directly in your browser.
https://aistudio.google.com
Google’s AI Studio for experimenting with Gemini models, building AI-powered chatbots, and testing prompts using Google’s APIs.
https://openrouter.ai
A unified interface to access and compare multiple AI models (like GPT, Claude, and Mistral) through one API and playground.
https://learn-anything.xyz
A community-driven knowledge graph that helps you explore learning paths and discover resources on any topic visually.
https://quickref.me
A super-handy collection of quick reference cheat sheets for developers — covering languages, frameworks, and tools.
https://atlas.org
A visual knowledge map connecting topics, people, and ideas — useful for research, brainstorming, and learning visually.
https://free-for.dev
A massive list of free tools, APIs, and cloud services for developers — ideal for Wappler users building on a budget.
https://stitch.withgoogle.com
A free Google storytelling tool to create simple, engaging visual narratives using text, photos, and media.
https://uiverse.io
A library of beautiful, free UI elements made with HTML, CSS, and Tailwind — perfect for quickly enhancing Wappler designs.