Database middleware

5 reusable Database middleware libraries across every platform — libraries, SDKs, and drop-in systems. You should never have to know which ecosystem it lives in.

• dbtrail

  by dbtrail · Free · github

  Time-travel for your MySQL. DB Trail remembers every row change: searchable, reversible, yours. The wrong UPDATE becomes a two-minute fix.

  Database   Go

• dryrun

  by boringSQL · Free · github

  PostgreSQL schema intelligence MCP server with offline linting, migration safety, query validation for AI coding assistants.

  AIDatabaseDeveloper Tools   Go

• gofer

  by cristianadrielbraun · Free · github

  Self-hosted multi-account email client with IMAP/SMTP, Gmail OAuth, contacts. Built with Go, templ, and HTMX, SQLite for storage

  EmailDatabase   Go

• mora

  by pyranthus-hq · Free · github

  Local-first, zero-egress memory for MCP agents: Gmail, Calendar, iMessage, Apple Calendar → entity graph + ranked daily brief + hybrid retrieval

  AIMemoryDatabaseDeveloper Tools   Go

• once

  by Baagheera · Free · github

  A small idempotency log for side effects and retries

  DatabaseDeveloper Tools   Go