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JCoroutines
Structured concurrency for plain Java
A lightweight library bringing structured concurrency patterns to Java without requiring virtual threads or Project Loom. Enables clean async/await-style programming with proper cancellation and error handling.
Technologies: Java, Concurrency, Testing
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Sandcastle Auth
Drop-in authentication and role management
A small auth server for testing and demos with JWT tokens, role-based access control, and Spring Security integration. Issue and revoke tokens, manage roles, and run locally or with databases—no vendor lock-in.
Technologies: Java, Spring Boot, JWT, Security
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Robokey
Arduino-powered programmable keyboard
Custom mechanical keyboard with Arduino-based firmware for advanced macro programming, key remapping, and automation workflows. Perfect for developers and power users.
Technologies: Arduino, Desktop, Automation
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ShellGuard
AI-assisted command approval for SSH security
Intelligent SSH command filtering system that uses AI to analyze potentially dangerous commands before execution. Adds an extra security layer for system administration.
Technologies: Security, DevOps, CLI
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VerZanctuary
Save work-in-progress without messy commits
Git workflow tool that creates clean development environments by stashing work-in-progress changes without polluting commit history. Ideal for context switching and experimentation.
Technologies: Developer Tools, CLI
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Puzzlegrep
Structured search for code patterns
Advanced code search tool that understands programming language structure. Goes beyond regex to find semantic patterns, making code refactoring and analysis more powerful.
Technologies: Search, Developer Tools, CLI
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