A sophisticated day trading monitor with ML-powered price forecasting and real-time signals.
An interactive algorithm visualizer — watch sorting, pathfinding, and binary search trees execute step by step.
A diagram creator for flowcharts and system architecture — place shapes, draw connections, and export your designs.
A colour tools suite — explore palettes, convert between colour spaces, generate gradients, and check contrast accessibility.
A smart investing guide with lessons, a glossary of financial terms, a step-by-step investing journey, and tools including compound interest and DCA calculators.
An ethical hacking and cybersecurity guide covering offensive techniques, defensive security, a tools reference, a glossary of 50+ terms, and a full learning roadmap.
A human anatomy and EMT guide covering body systems, trauma, medical emergencies, clinical protocols, a glossary of 60+ terms, vital sign reference tables, and the full EMT career pathway.
Simulate and compare four rate limiting algorithms — Token Bucket, Sliding Window, Fixed Window, and Leaky Bucket — with a live canvas timeline and per-algorithm stats.
A SQL execution plan visualiser — paste a query, see a cost-annotated tree, get index suggestions, and read diagnostics covering joins, aggregates, and subqueries.
An interactive finite state machine builder — drag states onto a canvas, draw transitions with events and guards, then run the machine by firing events step by step.
A CI/CD pipeline dashboard — define stages and jobs, simulate a run with configurable failure rates, watch jobs execute in parallel, and review duration metrics and run history.
A real-time collaborative editor demo — two editors share one document with live Operational Transformation conflict resolution, and a conflict simulator steps through classic OT scenarios.
A schema migration tool — paste two SQL CREATE TABLE statements or JSON schemas, see a visual diff of added, removed, and modified columns, and get a generated migration script.
A complete mathematics curriculum from arithmetic to differential equations — with explanations and real-world applications for each topic, interactive calculator tools, a formula reference, and a glossary of 90+ terms.
A complete LSAT prep curriculum covering Logical Reasoning, Analytical Reasoning, Reading Comprehension, and Test Strategy — with worked examples, real-world legal applications, a practice question bank, and a glossary of 44 terms.