Coding

ChatGPT

Conversational AI assistant

Useful for writing, coding, brainstorming, and productivity.

• Freemium
• Writing
• Chat
• Coding
• Generative Code

DeepSeek

Reasoning and coding model

Reasoning model focused on coding and technical tasks.

• Open Source
• Chat
• Coding
• Reasoning
• Writing

Opal

Google AI mini-app builder

Build and share lightweight AI apps with a visual, low-code workflow.

• Free
• No-Code
• Coding
• Generative Art
• Generative Video

Claude

Anthropic AI assistant

Useful for long-form writing, analysis, coding help, and structured reasoning tasks.

• Freemium
• Chat
• Writing
• Coding
• Reasoning

CodePen

Online frontend code editor

Write and preview HTML, CSS, and JavaScript in real time with a powerful browser-based editor and community.

• Freemium
• Coding
• Developer Tools
• Online IDE

GitHub Copilot

AI coding assistant

Accelerate coding, reviews, and terminal workflows with AI inside GitHub and your IDE.

• Freemium
• Coding
• Developer Tools
• Generative Code

CodeSandbox

Online code editor for web apps

Build, test, and share full-stack web applications instantly with a powerful cloud development environment.

• Freemium
• Coding
• Developer Tools
• Online IDE

Replit

Online IDE and coding platform

Write, run, and deploy code in multiple languages directly from your browser with collaborative features.

• Freemium
• Coding
• Developer Tools
• Online IDE

StackBlitz

Instant web development environment

Build and run full-stack web apps instantly in the browser with lightning-fast environments.

• Freemium
• Coding
• Developer Tools
• Online IDE