Top Alternatives to GitLab Duo in 2026

Augment Code

★ 1.6

Enhances developer collaboration by providing codebase-aware chat, intuitive code suggestions, and advanced AI-driven explanations; accelerates coding tasks, assists in understanding unseen code structures, improving communication vastly within teams.

CodeGeeX

CodeGeeX is an AI-based coding assistant, which can suggest code in the current or following lines. It is powered by a large-scale multilingual code generation model with 13 billion parameters, pretrained on a large code corpus of more than 20 programming languages.

Codeium

Codeium is the modern coding superpower, a free AI-powered code completion tool. It supports over 20+ languages and integrates with your favorite IDEs, with lightning fast speeds and state-of-the-art suggestion quality.

CodeWP

★ 1.0

CodeWP is an AI code generator built and trained specifically for WordPress Creators. Covering PHP, JS, WooCommerce and several popular plugins. No more expensive developers, or tedious StackOverflow searches.

Genie AI - VSCode

★ 3.0

Your best AI pair programmer. Save conversations and continue any time. A Visual Studio Code - ChatGPT Integration. Supports GPT-4, GPT3.5, GPT3 and Codex models. Create new files, view diffs with one click; your copilot to learn code, add tests, find bugs and more.

Sweep

★ 1.8

Sweep is an AI junior developer that turns bugs and feature requests into code changes. Sweep automatically handles devex improvements like adding typehints/improving test coverage. 🤖

Trag

★ 1.3

Trag enhances code review efficiency through AI, allowing specific instructions and pattern linting. Requires GitHub integration, free for open-source uses. Saves substantial engineer time by providing AI-reviewed code ahead of manual inspection.