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A little curiosity. A world of open source.
THE FIRST COLLECTIONA local-first AI agent debugger that reveals why an agent behaves a certain way. It combines visual replay, behavior diff comparisons between good and bad runs, and full visibility into prompts, context, memory, retrieval, and tool calls. Designed for AI agent development with LangChain support, running entirely locally with SQLite storage.
SQLGlot is a pure‑Python SQL parser, transpiler, optimizer, and engine that supports over 30 dialects, enabling formatting, cross‑dialect translation, AST manipulation, and optional C‑extension acceleration for fast SQL processing.
Rainfrog is a lightweight terminal-based database tool with vim-like keybindings, query editor, and cross-platform support for PostgreSQL, MySQL, SQLite, and more.
DSH engineer-level database plugin offering six tools—sql_list/query/exec/schema/stats/health—supporting SQLite, MySQL, and PostgreSQL with multiple connections, featuring read-only whitelisting, write approval gates, lexical read-only protection, streaming row clamping, and configurable timeouts.
A Next.js web app for exploring 84,525 Joseon Dynasty civil service exam records by clan, person, and reign. It features 2,976 clan combinations, relationship networks, maps of clan origins, optional AI summaries, and a Capacitor-based Android app.
ChaosSQL is a deterministic concurrency and isolation fuzzer for PostgreSQL, MySQL and SQLite. It schedules concurrent transactions, detects invariant violations such as lost updates and write skew, shrinks failures to minimal reproductions, and can guard CI pipelines against regressions.
A self‑hosted visitor statistics service, with a Rust backend compiled to a single binary with zero external dependencies, and a frontend split into a landing page and an optional admin dashboard. It is compatible with the Busuanzi API and supports fast deployment and customization.
SWA is a lightweight self-hosted website analytics tool written in Rust and backed by SQLite. It bundles the tracker, API and dashboard into a single binary, with two ports separating public event collection from an authenticated, privacy-friendly dashboard.
An open-source multi-tool for exploring and publishing data by turning SQLite databases into interactive websites and APIs.
PKV Sync is a self-hosted sync server for Obsidian vaults. One binary, one SQLite metadata database, and one bare git repository per vault keep notes in sync across phone, tablet and desktop, with an admin panel, real-time push, git history and MCP access.
A self-hosted web app that converts worship service rundowns into presentation slides, generating downloadable PowerPoint decks, a full-screen browser slideshow, and a dual-screen presenter mode for church services.
NocoDB is a free, self-hostable open-source alternative to Airtable that provides a no-code spreadsheet interface for databases.
DBeaver is a free, multi-platform database tool and SQL client for developers, DBAs and analysts, supporting 100+ database drivers via JDBC/ODBC, with SQL editor, data editor, ER diagrams, import/export and AI chat integration.
ChartDB is an open-source, web-based database diagram editor that lets you visualize schemas instantly with a single query. No installation or password needed. Supports multiple databases and AI-powered SQL export.
Self-hosted trading journal with Go API and React web UI. Features dashboard, P&L calendar, trade log, playbook, reports, alerts, bar-replay backtester, and native iOS/Android companion app.
Directus wraps any SQL database with auto-generated REST and GraphQL APIs, a visual management Studio, and a native MCP server for AI agents. It supports granular permissions and self-hosting.
High-performance code intelligence MCP server that indexes codebases into a persistent knowledge graph for AI coding agents. Supports 162 languages via tree-sitter, sub-millisecond structural queries, 15 MCP tools, and ships as a single native binary with no runtime dependencies.
PromiseLink is an AI-driven personal business relationship management assistant focused on ensuring data sovereignty through local storage and implementing closed-loop management from event entry to promise tracking.
Zova is a SQLite-backed embedded local database stored in .zova files, supporting relational records, content-addressed objects, exact vector search, and graph relationships, with multi-language bindings, operational safety tools, and optional bound storage for large datasets.
DB Browser for SQLite (DB4S) is an open-source visual tool for creating, designing and editing SQLite-compatible database files. It offers a spreadsheet-like interface, table and index management, record browsing and search, CSV/SQL import-export, SQL query execution and simple graph plotting.
