Builder's Notes
Notes from building practical tools.
Short writeups on product decisions, security tradeoffs, and the path from small utility to maintainable software.
Building a vulnerability intelligence demo dashboard
How an independent research prototype became a demo workflow for CVE/CPE discovery, host exposure, exploit signals, KEV prioritization, AI summaries, and risk reporting.
Building Chess Academy as a classroom-first chess platform
How a chess app became a learning system with local and online play, teacher-led rooms, Stockfish analysis, guided hints, and beginner puzzle modes.
Building a portable SecurityScorecard ASI tool in one HTML file
How a Python helper became a portable browser tool for ASI workflows, visual exploration, maps, portfolios, fourth-party discovery, and adaptive fetching.