Open source. Open possibilities.

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.

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.

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.

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

Memos is an open-source, self-hosted note-taking tool designed for quick capture of short-form thoughts in a chronological Markdown timeline.

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.

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.

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.

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.

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.

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.