Open source. Open possibilities.

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.

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 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.

Gancho is a local-first clipboard history and curated snippet library for macOS, iPhone and iPad. It captures, searches and reuses copied content, syncs through the user's private iCloud, and keeps clipboard content out of logs, telemetry and diagnostics.

Lunita is a desktop app for writing novels and sagas. It separates planning (sections, chapters, scenes with tags) and writing into independent tabs, includes character, location, and lore cards, and exports to Markdown. The project is saved in a single .lun file.

CloudPath is a self-hosted IoT control platform consisting of a central server and gateways. The server manages desired states, tenants, and auditing, while gateways handle device observation and autonomous operation during outages. It uses Go, React, and SQLite, featuring a plugin-based driver system, RBAC, and multi-gateway support under the MIT license.

PAPAI is a proactive personal AI agent for natural language task management across Telegram, Mattermost, Discord, and Kontur Talk, integrating with Kaneo and YouTrack.

A Windows local desktop workbench for long-form serialization on Tomato Novel, built with Electron, React, TypeScript, and SQLite. It integrates market research, sample analysis, rolling planning, chapter writing, state ledgers, quality control, and encrypted backups, ensuring all publishing actions remain manual and secure.

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.

A .NET library for multi-tenant SQLite: per-tenant file isolation or shared-schema scoping, integrity checks across tenants, tenant context helpers, rate limiting and error middleware validation, plus settings and JSON utilities.

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.

A local facial recognition attendance system with a React Native Expo mobile app and FastAPI Python backend. It captures faces via Expo Camera, processes them with OpenCV LBPH, and logs timestamped attendance into SQLite.

lore is a Bun-based command line tool that mirrors Claude Code's local transcripts into an archive, indexes them with SQLite FTS5, and serves a local web explorer for searching sessions and profiling token usage.

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.

open-Xdownload is a local-first X/Twitter media downloader with a built-in Web UI and background task queue. Supports single-post parsing, user/list/followed-account archiving, batch tasks, scheduled plans, incremental archiving, failure retry, and a cookie pool. Docker and binary deployment available.

A group chat protocol hub based on AG-UI Group Chat Extension Protocol v1.0, implemented in C#/.NET 10, featuring agent gateways, RAG semantic memory, HITL approval, and dual WebSocket/SSE transport.

Deck Lab is a Python/Flask workspace for building, researching and goldfish-simulating competitive Commander (MTG) decks, with versioned data contracts, isolated QA, and verified container releases.

A local, read‑only dashboard that visualizes Claude Code usage—token counts, cost estimates, sessions, tools, skills, projects, and activity patterns—by scanning ~/.claude/projects/ and serving a FastAPI‑based UI.

Licitarium is a Windows program that mirrors PNCP data offline: tenders, contracts, price registrations, PCA plans, and unit prices in a searchable SQLite database, with automated PCA drafting and eight printed reports.

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 continuous scanner for optimizing Cloudflare IPs based on official IP pools, featuring a Web management console and CLI. It supports bandwidth testing, data center/country identification, and SQLite-based breakpoint resume, implemented in pure Python 3.8+ with zero dependencies.

Open Kioku is a local repository intelligence tool for AI coding agents. It indexes codebases locally to provide context, generate bounded edit plans, and verify actual diffs against those plans.

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.