Best codebase understanding AI tools

Nia is an advanced AI context layer for coding agents, developed by Nozomio Labs. It enhances AI assistants like Cursor by providing them with unlimited contextual knowledge from your documentation and codebases. This allows the AI to generate more accurate, relevant, and powerful code, effectively breaking the limits of traditional context windows and supercharging developer productivity.

Code2.ai is a developer tool that transforms entire codebases into a compressed, AI-ready format. It enables both technical and non-technical team members to query the code using any LLM, receiving context-aware answers. By generating structured summaries and removing noise, it helps accelerate developer onboarding, reduce interruptions for senior engineers, and create accurate documentation, bridging the gap between complex code and team-wide understanding.