Enterprise multi-tenant SaaS for transit data across GTFS, GBFS, GOFS with real-time Kafka telemetry pipeline and ClickHouse analytics.

Self-hosted deployment and infrastructure management platform for applications, databases, services, logs, terminals, and runtime orchestration.

End-to-end waste management platform with CVRP route optimization via Google OR-Tools and PostGIS geospatial zone management.

High-integrity financial transaction engine running entirely inside PostgreSQL with configurable fees, two-phase execution, and optimistic concurrency.

Background job processing framework for Python inspired by Hangfire — fire-and-forget, delayed, and recurring CRON jobs with Redis storage.

State machine library for Python with fluent API, hierarchical states, async support, and DOT/Mermaid graph generation.

Browser-based Typst editor with Monaco, live PDF preview via WASM compilation, and AI copilot with one-click apply.

MCP server enabling LLM interaction with AGI/Ansys STK mission planning software — satellite creation, orbital parameters, scenario setup.

Equipment rental management system with tiered pricing engine, audit trails, real-time availability, and full i18n/RTL support.

Interactive web map for visualizing and selecting H3 hexagonal geospatial cells with polygon drawing and GeoJSON export.

H3-based geospatial clustering library that turns coordinates into hex cells, builds neighborhood graphs, and supports pluggable strategies like connected components and DBSCAN.

Interactive 3D Earth visualization with polar-orbiting satellites, translucent sensor cones, and a persistent grayscale-to-color scan reveal effect.

Interactive knowledge map for control theory topics, connecting concepts across classical, modern, robust, adaptive, and optimal control.

Interactive knowledge map for operations research topics, connecting optimization, decision analysis, stochastic models, simulation, and applied methods.

Terrain Contour Matching for GPS-denied navigation — matching radar altimeter profiles against digital elevation maps.

Digital Scene Matching Area Correlator demo for GPS-denied drone localization using ORB feature matching, homography, and georeferenced satellite imagery.

Python simulations of missile proportional navigation guidance laws in 2D and 3D, covering pure, true, augmented, and generalized PN intercept strategies.

CLI tool that converts a repository tree and source files into a single Markdown document for LLM context sharing or lightweight documentation.