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23:25

2026-06-26

dev.to

artificial-intelligence

How I Built a Personal AI Knowledge Base with Amazon Aurora pgvector and Next.js — AWS H0 Hackathon

A developer built ChatScroll for the AWS H0 Hackathon, an app that uses Amazon Aurora PostgreSQL with pgvector to create a personal AI knowledge base. The app saves AI answers as searchable 'Scrolls' …

04:44

2026-05-29

github.com

ai-infrastructure

Show HN: Open-source toolkit for AI memory that scales

Lithium, an open-source toolkit for AI memory, launched with a PostgreSQL-based storage engine that uses hierarchical versioned storage to scale tree-structured data. The toolkit, which includes zero …

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Lithium 1 PostgreSQL 1 Drizzle 1 MCP 1 Amazon Aurora PostgreSQL 1 pgvector 1 Next.js 1 AWS H0 Hackathon 1