Zoekt
Zoekt is an open-source, high-performance code search engine designed for large-scale codebases, originally developed at Google and now maintained by the open-source community. It indexes source code to enable fast, regex-based searching across repositories, supporting features like case-insensitive matching, ranking by relevance, and integration with version control systems like Git. It is commonly used as a backend for code search tools in development environments or enterprise settings.
Developers should learn and use Zoekt when working in large codebases where efficient, scalable code search is critical, such as in monorepos or distributed teams, to quickly locate functions, variables, or patterns across millions of lines of code. It is particularly valuable for code review, debugging, and refactoring tasks, as it reduces the time spent manually searching through files and integrates well with tools like Sourcegraph or custom dashboards.