Best legacy code understanding tools in 2025

Figstack

AI-driven solution for code comprehension and documentation.

Bind

Smart coding assistant for generating and testing code easily.

Semaphore

Streamline continuous integration and delivery for developers.

PapertLab from papert.in

Collaborative coding environment with AI-driven support.

CollectivAI

Instantly understand any codebase with ease.

AICommit

Automatically generates clear commit messages for developers.

Timecomplexity

Instantly analyze code for runtime efficiency across languages.