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Interactive Demos

A collection of interactive code demonstrations and visualizations. Built to be useful, educational, and occasionally just fun to play with.

Algorithm Visualizer

Watch sorting and pathfinding algorithms come to life with animated visualizations

Regex Playground

Test regular expressions with live highlighting and pattern explanations

SQL Query Builder

Visual drag-and-drop interface that generates SQL queries

Git Graph

Interactive visualization of git branching, merging, and rebasing

JSON/YAML Converter

Convert between JSON and YAML with formatting and validation

Cron Builder

Visual cron expression builder with human-readable explanations

Color System Generator

Generate accessible color palettes from a single brand color

Architecture Gallery

Interactive diagrams of common system architectures with annotations

Code Art Gallery

Generative art created with code, each piece with visible source

Big O Notation

Interactive visualization of algorithm complexity and growth rates

Andrew Fribush

Building systems that scale.

© 2026 Andrew Fribush. All rights reserved.