ast-grep/ast-grep — ⚡A CLI tool for code structural search, lint and rewriting.

Description and use

ast‑grep is a fast, Rust‑based command‑line utility that lets developers perform structural code searches, linting, and automated rewriting across multiple programming languages. By parsing source files into abstract syntax trees, it enables precise pattern matching and transformation beyond simple text greps, making it ideal for large‑scale codebase refactoring and quality checks. It’s open‑source and geared toward developers who need powerful, language‑aware tooling in their DevOps pipelines.

Problem

ast-grep/ast-grep helps engineers save time in daily development and review loops.

Outcome

Medium: useful for prototypes or internal workflows, with dependency and maintenance checks before production.

Workflow

• speed up developer workflows
• automate local engineering tasks
• improve CI feedback

Evidence

⚡A CLI tool for code structural search, lint and rewriting. Written in Rust

Source