Substack Archive Search - Substack Post Indexer

Substack Archive Search builds a local, searchable index of any publication, allowing you to bypass Substack's limited search and find exactly what you need in seconds.

Capabilities

Advanced Search: Local database for high-speed results
Deep Indexing (Pro): Search full-text content, not just headlines
Offline Access: Browse indexed archives without internet
private: All indexing happens locally on your machine