CS Internals Explorer

Interactive, visual-first explainers for computer science fundamentals. See algorithms sort, CPUs pipeline, and databases index — step by step, at your own pace.

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Flagship Modules

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Algorithms

Sorting Algorithms

Watch bubble, merge, quick, heap, and radix sort race side-by-side. Control speed, inject your own arrays, and see exactly why O(n log n) beats O(n²).

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Architecture

CPU Pipelining

Step through a 5-stage MIPS pipeline clock by clock. See data hazards form, watch forwarding paths activate, and understand why stalls cost cycles.

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Databases

B+ Tree Indexing

Insert, delete, and search a B+ tree with animated node splits and merges. See why databases choose B+ trees for disk-friendly ordered access.

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