HyperText Token Killer
Kill unnecessary HTML tokens while preserving the semantic content an LLM needs.
NostraDavid's Projects
14 projects, newest first.
2026
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The Honest Page
A browser dashboard showing what information an ordinary web page can read about your browser, device, and session.
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Housing Heatmap
Explore Dutch housing listings by price, price per square meter, budget, size, and province on an interactive map.
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Jargon Files
Search and browse the Jargon File 4.4.7 online, with random entries and a scrollable lexicon.
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Dutch Summer/Winter Time Simulation
Interactive simulation of Dutch time-zone choices: UTC, permanent winter time, and daylight saving time.
2025
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Inventing on Principle Notebook
A live visual notebook inspired by Bret Victor: edit code, drag numeric literals, pick hex colors, and inspect the link between code and drawing.
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Queueing System Simulation
Interactive finite-capacity queue simulation with configurable servers, warm-up, measurement windows, and live history.
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Warcraft Game Loop
An interactive graph view of Warcraft-style gameplay loops such as leveling, economy, social play, and exploration.
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Epoch Time Converter
Convert epoch seconds, milliseconds, and nanoseconds to RFC3339 and ISO8601 timestamps.
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Regex to NFA/DFA Visualizer
A tool for visualizing the conversion from regular expressions to NFA and DFA automata.
2021
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NostraDavid's Warcraft Credit Visualizer
Compare the credits of two Warcraft games and see who worked on both, which roles they held, and how those overlaps connect.
2020
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Fenêtres
Interactive cube simulation inspired by Bali Balo's Fenêtres CodePen.
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Playground
Context and small interactive demos collected from the projects archive.
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Maze Solver
Canvas-based maze solver inspired by JonPizza's recursive solver.