A bounded-state engine for exact and near-duplicate detection across late, reordered event streams.
An embedded database that records both when facts were true and when the system learned them.
A verifier that checks whether serialized data remains readable across producer and consumer version graphs.
A relational engine that updates materialized query results from deltas instead of recomputing them.
A local search engine that fuses lexical, vector, freshness, and structured filters with explainable ranking.
A query optimizer sandbox that explains plan choices and predicts how indexes or statistics would change them.
A page-store laboratory comparing WAL, shadow paging, and copy-on-write recovery under torn writes.
A reproducible laboratory comparing learned indexes with B-trees under drift, skew, updates, and memory limits.
A private incremental index that answers structural and semantic questions across local files with source-grounded results.
A content-addressed local document store with typed extraction, lineage, snapshot queries, and reversible reprocessing.
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