
JSFiddle
CodePen
CodeSandbox
Pastebin.com
replit
JS Bin
VS Code
GitHub
Modelence
Lovable
Floot
BASE44
Getting MEAN with MEMEs
Supabase
HTML and CSS: Interactive Projects
Convex.dev
Modelence is a no-code app builder that helps you build real, production-ready web apps (not prototypes) with everything you need to go live by default. It lets users build complete web applications with built-in authentication, database, and monitoring - all in one platform. Powered by its own open-source library designed specifically for the AI era, Modelence enables fast, reliable app development without writing a single line of code. Whether you're building internal tools, SaaS products, or MVPs, agents handle the entire development process from start to deployment. Once live, you can easily scale your app and monitor its performance and metrics in real time. Modelence is free to get started and supports the full app lifecycle out of the box.
JSFiddle
ModelenceModelence's answer:
TypeScript and MongoDB as the core stack, built on Modelence's own open-source full-stack framework. The AI App Builder layer handles prompt-to-app generation on top of this foundation.
Modelence's answer:
Compared to Lovable, Replit, or Base44, Modelence gives you production-grade apps (not throwaway prototypes), a fully open-source codebase you can eject and self-host anytime, and a streamlined no-code experience backed by a robust full-stack framework.
Modelence's answer:
Non-technical founders, solo entrepreneurs, and small teams who need to ship real software products quickly - without hiring a dev team or learning to code. Also appeals to technical users who want to accelerate app development with AI while retaining full code access.
Modelence's answer:
Modelence builds real, production-ready apps from prompts - not just prototypes. Unlike other AI app builders, it's powered by an open-source TypeScript/MongoDB framework, so you get full code ownership and no vendor lock-in.
Based on our record, JSFiddle seems to be more popular. It has been mentiond 203 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Coding is like learning a new languageโyou must practice by writing code, not just reading about it. Use free online editors like CodePen, JSFiddle, or Replit to experiment. - Source: dev.to / 12 months ago
As you embark on these projects, take your time to familiarize yourself with HTML tags and CSS properties. Use online tools like CodePen or JSFiddle to experiment with your code and visualize your results. - Source: dev.to / about 1 year ago
> This specific example, https://jsfiddle.net, is not a monopoly and has many suitable replacements (e.g. https://livecodes.io/, https://liveweave.com). The other two don't even have sidebars... They are suitable replacements in the same way that crickets are a suitable replacement for beef โ It'll get the job done. But often the customer wants more, like the whole experience, and jsfiddle does have a... - Source: Hacker News / over 1 year ago
Open a code editor (or an online editor like CodePen or JSFiddle) and try this:. - Source: dev.to / over 1 year ago
Save your work to get a unique URL like https://jsfiddle.net/yourusername/yourfiddleID/. - Source: dev.to / over 1 year ago
CodePen - A front end web development playground.
Lovable - The world's first AI Fullstack Engineer
CodeSandbox - Online playground for React
Floot - Build serious apps with AI without getting stuck
Pastebin.com - Pastebin.com is a website where you can store text for a certain period of time.
BASE44 - The platform for people to turn ideas into working products.