MarsCode Alternatives: 14 Best Similar Tools (2026)

GitHub Copilot

Free tier + Pro $10/mo · Manually verified

AI pair programmer that autocompletes code and answers coding questions inside VS Code, JetBrains and other IDEs.

Tabnine

Freemium

Tabnine is an AI code assistant designed to help developers write higher-quality code faster, directly inside their favorite IDEs.

Cursor

Freemium

AI-driven code editor for more efficient programming

Codeium

Free

Codeium is an AI-powered coding assistant designed to accelerate software development while improving code quality.

Bolt.new

Freemium

Bolt.new is StackBlitz’s AI-powered full‑stack development environment, designed to help developers move from idea to running app in minutes.

Claude Code

Claude Pro/Max subscription or API billing · Manually verified

Anthropic's agentic coding tool that runs in your terminal — reads the codebase, edits files, runs commands and ships changes.

Trae is your helpful coding partner. It offers ...

Windsurf

Free tier + Pro plans · Manually verified

AI-native code editor (formerly Codeium) with an agentic Cascade flow that edits across the whole codebase.

DevDocs

Freemium

DevDocs is a fast, lightweight documentation browser that brings together API references and manuals for hundreds of programming languages,...

Replit

Freemium

Online collaboration IDE supports AI-assisted programming

Amazon Q Developer CLI

CLI that provides command completion, command t...

An AI-powered pair programmer by Replit.