AI Code Generator — Best AI Tools (2026)

getdesign.md is a curated collection of 75+ analyzed DESIGN.md files from leading brands. It gives AI coding agents production-ready design patterns, tokens, and rules to generate consistent, high-quality UI code based on real design systems.

CodeRabbit is an AI code review tool that integrates with GitHub and GitLab. It posts PR summaries, line-level feedback, refactor suggestions, and security checks, cutting review time for engineering teams.

Continue is an open-source AI code assistant for VS Code and JetBrains IDEs. It offers chat, autocomplete, edit, and agent workflows with configurable models and rules, plus a CLI and GitHub PR checks for team governance.

Atoms is an AI-powered full-stack app builder with a multi-agent architecture. Describe your idea in plain text and AI agents plan, code, and deploy a working application with live preview.

Aider is an open-source AI pair programming tool that lets you chat in the terminal with Claude, GPT, DeepSeek, or local models to edit code across a Git repo, with automatic commits and repo maps.

Refero Styles is a library of 2,000+ AI-readable design systems from leading product websites. Each entry includes colors, typography, spacing, components, and a ready-to-use DESIGN.md file compatible with Cursor, Claude Code, Codex, v0, and Lovable.

Qodo (formerly Codium) is an agentic AI code review and quality platform. It reviews code locally in the IDE, automatically comments on pull requests, and runs from a CLI, enforcing organization-specific coding standards across repositories.

Cody is Sourcegraph's AI coding assistant. It combines chat, autocomplete, and code edits with enterprise-grade codebase context powered by Sourcegraph search across repositories.

Tabnine is an enterprise-focused AI coding assistant providing code completion, chat, and agents across major IDEs. It emphasizes privacy with options for private deployment, air-gapped installs, and zero data retention.

Zoo builds infrastructure and SDKs for hardware design. Its modern CAD platform, design studio, and developer APIs let teams create new design tools and workflows.

JetBrains Air is a desktop IDE that lets developers run multiple AI coding agents — Codex, Claude Agent, Gemini CLI, Junie — as parallel, isolated task loops. Each agent works on its own branch or container so tasks don't interfere with each other.

ZZZ Code AI provides free AI-powered coding tools for code generation, explanation, debugging, and conversion across Python, JavaScript, SQL, and other languages.