A Markdown note-taking app for developers. Focused writing environment with a CodeMirror 6 editor, revision history, notebooks, tags, and iCloud sync support.

A load testing system for one-way data transfer through a hardware data diode. Supports MQTT, TCP, Modbus TCP, OPC UA, and SFTP with no feedback channel.

A web CRM for foreign trade operations (client → manager → declarant) built around depersonalization as a core property: the manager never sees which declarant handles a case, and the declarant never sees the client. Enforced by the server and by physically separate databases, not by hiding UI fields.

An industrial IIoT platform that ingests equipment telemetry over MQTT, HTTP, Modbus TCP and OPC UA, models the plant as a navigable tree, and stores time series in ClickHouse with automatic aggregates. Deployed entirely inside the plant's closed network, with no cloud dependency or internet access at runtime.

A native macOS menu-bar system monitor with CPU, RAM, disk and network gauges, drill-down charts, a tiling window manager, clipboard history, and quick system utilities.

A task management and documentation application for macOS. Features include task management, document creation, export capabilities, and support for various file formats.