Qodo’s agentic platform generates unit tests, suggests intelligent code improvements and enforces best practices like docstrings and exception handling. It provides real‑time feedback, making it ideal for developers seeking a full‑cycle assistant — from writing code to reviewing pull requests and debugging.

Powered by OpenAI and tightly integrated with VS Code, Copilot provides context‑aware suggestions that autocomplete entire functions across many languages. New in 2025 are team collaboration features and Copilot Chat, enabling developers to discuss code and suggestions in real time.

Trained on Amazon and open‑source code, CodeWhisperer excels at generating code snippets and boilerplate for cloud‑native and serverless applications. It’s a natural fit for AWS developers working in Python, Java or JavaScript who want contextual recommendations tailored to Amazon services.

Tabnine offers private models and enterprise‑grade AI that autocompletes code with a focus on security and team productivity. It runs locally or in the cloud and can be customized to your organization’s coding standards.

Ghostwriter lives in the browser and is built for instant prototyping, live code sharing and multi‑language generation. Leveraging Replit’s collaborative console, it’s ideal for teaching, hackathons and any project where speed and teamwork matter.

Codeium delivers blazing‑fast autocompletion across more than 70 languages with a lightweight plugin for JetBrains, VS Code and Jupyter. It’s free to use and designed for developers who value speed without sacrificing flexibility.