GitHub Copilot
AI Code AssistantAI pair programmer from GitHub — inline code completions, chat, and PR help across VS Code, JetBrains, and more.
AI code assistants autocomplete, explain, and debug code inside your editor. They support multiple languages and frameworks, turning natural-language instructions into working implementations.
AI code completion and chat from the makers of Windsurf — free individual autocomplete across 40+ IDEs and 70+ languages.
Why consider: Generous free tier with unlimited autocomplete for individuals
Privacy-first AI code completion and chat that can run on-premise and stay off shared training data.
Why consider: On-premise and air-gapped deployment options
Open-source terminal AI pair programmer that edits code across files and commits changes to git for you.
Why consider: Free and open-source, bring your own model key
AI full-stack web app builder — describe your app in plain English and get a working prototype in the browser.
Why consider: Builds and runs a full-stack app entirely in the browser — no local setup
Autonomous AI software engineer from Cognition — give it a task and it plans, codes, tests, and opens a PR largely on its own.
Why consider: Runs long, multi-step tasks with its own terminal, editor, and browser
Online IDE with AI coding agent — build, run, and deploy apps entirely in the browser with AI assistance.
Why consider: Full code-to-deploy loop in the browser — zero local setup
Vercel's AI app builder — describe an interface and get working React, Tailwind, and shadcn/ui code you can deploy in one click.
Why consider: Output uses shadcn/ui and Tailwind — code you would plausibly write yourself
AI-native code editor whose Cascade agent plans and executes multi-file edits with full codebase context.
Why consider: Cascade agent handles multi-step, multi-file tasks
Pros, cons, pricing and who it is actually for — from hands-on testing.
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