etsy/hound
Hound
Hound is a self-hosted source code search engine designed to index multiple repositories for high-performance regular expression queries. It serves as a multi-repository code indexer that provides a centralized interface for searching across large-scale, private, and versioned codebases.
The system utilizes trigram-based indexing to enable fast pattern matching and regular expression lookups without scanning every file. To maintain current search results, it employs automatic synchronization through a combination of periodic polling of remote version control systems and monitoring of local directory changes.
The platform supports private repository indexing by integrating with SSH keys and local mounted volumes. It aggregates data from disparate sources to facilitate cross-repository search functionality.
Features
- Multi-Repository Code Searches - Enables high-performance searching across multiple code repositories simultaneously using regular expressions.
- Trigram-Based Indexing - Implements a trigram index to enable high-performance regular expression searches across large codebases.
- Cross-Repository Indexes - Aggregates indexed data from multiple repositories into a single interface for cross-project queries.
- Codebase Search Engines - Provides a high-performance search engine optimized for querying private, restricted, and internal codebases.
- Code Pattern Searches - Provides fast regular expression queries across a codebase using a specialized trigram index.
- Multi-Repository Code Content Searches - Provides a service that indexes multiple repositories to allow regular expression searches across all their contents.
- Source Code Search Engines - Provides a high-performance engine for locating code snippets and patterns across multiple repositories.
- Self-Hosted Search Services - Offers a self-hosted search infrastructure to ensure data privacy when querying internal source code.
- Regular Expression Pattern Implementations - Executes complex regular expression pattern matching across large codebases using a specialized trigram index.
- Version Control Repository Ingestion - Ingests source code from remote version control systems to maintain a current searchable index.
- Source Code Indexing - Implements processes for building and maintaining searchable indices of source code from various repositories.
- Local Code Indexers - Provides a background service that scans local directories to build persistent search indexes of source code.
- Polling-Based Synchronization - Periodically polls remote version control systems to refresh the local search index.
- Automatic Index Synchronization - Automatically updates the search index via periodic remote polling and local directory monitoring.
- Repository Access Authentications - Uses SSH keys to authenticate and securely retrieve source code from private remote repositories.
- Repository Indexing Access - Securely indexes private source code repositories using configured SSH keys and local file paths.
- Red Team Tools - Code search tool for finding sensitive information in repositories.
Star history
How this analysis was created: This summary and feature list were written by an AI model that read the project's README and public documentation pages. Each feature links to the documentation it came from; stars, license and language come straight from the GitHub API. The model does not read the source code, and the analysis is refreshed when the project is re-analysed. Learn more on our About page.
