KK System

A dedicated membership and capital tracking platform designed specifically for worker co-ops. Manage active members, track paid-in capital history intuitively, and maintain full control over your organization’s financial data.

HLM (Human Language Model)

An immersive, offline, local-first language study application featuring automatic spaced repetition (via the SM-2 algorithm), interactive sentence practice, on-device AI grammar feedback, and secure Gzip-compressed backups.

Toy Hauptsatz

An interactive, visual playground for mathematical proof theory and propositional logic. Automatically verify logical formulas, generate step-by-step natural deduction trees, and explore Gentzen’s Cut Elimination Theorem.

Ycom

A serverless, client-side digital camera and real-time GPS metadata injector. Capture images and write high-precision latitude, longitude, and altitude directly into the file’s EXIF headers, entirely within the browser.

HealthMan

A secure, local-first health scan and asymmetric document encryption kiosk. Redact sensitive personal data, encrypt files with high-grade asymmetric cryptography (RSA-OAEP), and perform automatic background sync directly to the health database.

CareMetrics

An interactive, spreadsheet-like performance management dashboard for care facilities. It tracks departmental revenues/expenses, Saseki utilization rates, Care Manager workloads, and Treatment Allowance balances with real-time recalculations.

MathBasics

An interactive Category Theory visualizer for Adjoint Functors (F ⊣ U). Explore the dual dynamics of structure generation (Free Functor) and structure collapse (Forgetful Functor) using sets and monoids.