Best AI tools for Refactoring

AI assistant built to be helpful, harmless, and honest

Your AI assistant for everything

DeepSeek is an AI lab and chat assistant.

Code editor that actually understands your codebase

A machine learning engineer needs to fine-tune Llama 3 on a single NVIDIA T4 GPU but keeps hitting out-of-memory errors

DeepWiki scans repositories and builds indexes you can talk to

AI pair programming in your terminal

AI coding with privacy built in

AI code reviewer that never takes a day off

AI with attitude and real-time knowledge

An open-source IDE that puts AI at the center while giving you complete control over how it works

You get code generated fast—no need to pick a single AI provider

Grit scans millions of lines of code to find patterns and fix them automatically, filling a critical gap in code maintenance

Legacy application modernization typically drags on for 18 months while burning budgets and risking catastrophic regressions

Code, run, and deploy from your browser

Windsurf, which now appears on the web as Devin Desktop, is a desktop code editor that doubles as a control room for coding agents.

Writing code means constantly jumping between your editor and browser tabs stuffed with documentation

Your AI pair programmer that actually knows the codebase

A training API that hands control of model fine-tuning to researchers while someone else deals with the servers and scaling headaches

Terminal-first coders get a different kind of AI assistant here

AI that refactors your code while you sleep

Developers lose 30 seconds each time they switch AI providers or undo a bad code suggestion

Claude Code Security remains in research preview—waitlist access only

CodeSpell, recently rebranded as SoftSpell, operates as an IDE-integrated coding assistant that generates code and documentation through a combination of inline suggestions and chat-based interactions