Best AI Code Assistants Tools

Explore 27 AI code assistants tools to find the perfect solution.

Code Assistants

27 tools

Onboard AI

An AI assistant that navigates and analyzes code repositories to help developers locate and understand functionality.

GitHub Copilot

AI code assistant integrated into IDEs offering code completion, chat, code review, and Autofix for vulnerabilities.

Bolt.new

Browser-based AI development agent to prompt, run, edit, and deploy full‑stack apps using StackBlitz WebContainers.

Tabby

A self-hosted AI coding assistant designed to integrate with VSCode, offering chat-based code completions and an enhanced in-editor experience.

bolt.diy

An open-source AI coding assistant that allows you to prompt, run, edit, and deploy full-stack web applications using various LLMs, with support for multiple model providers.

OpenHands

A platform for AI software development agents that simplifies interactions with code and automates task management through minimal-code interfaces.

Roo Code

Roo Code is an AI-powered autonomous coding agent that lives in your editor. It communicates in natural language, reads and writes files, executes terminal commands, automates browser actions, and can integrate with any OpenAI-compatible API/model. It adapts its personality via customizable modes, acting as a flexible coding partner, system architect, QA engineer, or product manager to help build software more efficiently.

continue

An open-source CLI AI agent that simplifies and streamlines developer workflows through autonomous task management.

bolt.diy

An open-source tool that lets developers prompt, run, edit, and deploy full-stack web applications using any large language model of their choice. It supports multiple providers like OpenAI, Anthropic, Ollama, and more, and is extendable via the Vercel AI SDK.

Goose

Open‑source, on‑machine AI agent that automates software development tasks end‑to‑end—install, execute, edit, and test—using any LLM; available as desktop app and CLI.

AutoDev

AutoDev is an AI-powered coding assistant integrated in IntelliJ IDEA. It provides multilingual support, auto code generation, bug-slaying assistance, and customizable prompts along with features for auto development, testing, documentation, and agent functionalities.

Cline

Cline is an autonomous coding agent that integrates into your IDE and CLI, capable of creating and editing files, executing terminal commands, interacting with the browser, and leveraging the Model Context Protocol to extend its capabilities—all under human supervision.

bolt.diy

bolt.diy is an open-source tool that lets developers prompt, run, edit, and deploy full-stack web applications using any LLM of their choice. It supports multiple providers (including OpenAI, Anthropic, Ollama, and others) via the Vercel AI SDK and is built as a community-driven alternative to proprietary solutions.

clineAI

clineAI is an autonomous coding agent integrated into your IDE that can create/edit files, execute terminal commands, use the browser, and analyze your project’s file structure and source code. It operates with human-in-the-loop permission, ensuring safe execution, and leverages the Model Context Protocol (MCP) to expand its capabilities.

Aider

Aider is an AI pair programming tool for the terminal that leverages large language models to assist with coding tasks. It maps your codebase, supports multiple programming languages, integrates with git, and offers features like voice-to-code, IDE integration, and the ability to work with both cloud and local LLMs.

OpenHands

Open-source coding agent that plans and executes tasks with tools, filesystem and browser access.

Plandex

Plandex is an open source, terminal-based AI coding agent designed for large projects and real-world tasks. It can plan and execute complex, multi-step coding workflows across dozens of files, supports a massive 2M token context (approximately 100K tokens per file), and uses tree-sitter for fast project mapping and syntax validation. It offers configurable autonomy ranging from full automated execution to fine-grained control with a cumulative diff review sandbox and automated debugging of terminal commands.

PR‑Agent (CodiumAI)

Open‑source AI‑powered pull request reviewer with automated code reviews and workflows across git providers

Kilo Code

Kilo Code is an open-source VS Code AI agent that helps with planning, building, and fixing code. It leverages natural language to generate code, automates repetitive tasks (including terminal commands and browser automation), refactors code, and offers multi-mode operation (Architect, Coder, Debugger). It integrates features from existing tools like Roo Code and Cline.

OpenCode

AI coding agent (CLI/desktop) that executes commands, edits code, integrates with MCP servers, and works with multiple LLMs.

Aider

CLI AI coding assistant that edits your codebase with LLMs across many providers, integrates with Git, and supports the latest reasoning/coding models.

GitHub Copilot (Multi-Model Update)

GitHub Copilot is an AI-powered coding assistant integrated into the GitHub ecosystem, now enhanced with multi-model support and new developer tools like GitHub Spark.

GitHub Copilot Business

An enterprise-grade AI coding assistant that integrates with IDEs, GitHub, and the CLI to enhance developer productivity, code quality, and secure governance. It is designed to scale operations for modern development teams with additional business controls and integration options.

Codex

A lightweight coding agent from OpenAI that runs in your terminal, offering rapid code generation and intelligent assistance for development tasks.

Bolt.new

A tool that rapidly brings ideas to life by generating projects such as to-do apps or blogs using a simple interface.

crush

Terminal‑based AI coding agent with multi‑model support and LSP integration for developer workflows.

Cursor

Cursor is an AI-powered code editor/IDE that adds intelligent autocomplete (Tab), inline edits, chat, and a fully autonomous coding Agent to turn ideas into code. It integrates with GitHub for PR review, Slack for team workflows, and provides a CLI and mobile agent, aiming to significantly boost developer productivity.