Every
algorithm,
visualized.

Supports

Java

Python

JavaScript

C++

Paste your code — get flowcharts, recursion trees, OOP diagrams, and more. Live inside VS Code, JetBrains, and Visual Studio.

Download Free Explore visualizers →

try it now

See it in action.

This is exactly what the app looks like. Click any card to try a live demo.

localhost:8080

CS VISUALIZER

Visualize It. Get It.

▶

FLOWCHART

Paste any C# method and instantly generate a flowchart with decision diamonds and back edges for loops.

CONTROL FLOW DIAGRAMS

Open →

☷

DATA STRUCTURES

Visualize arrays, linked lists, stacks, queues, trees and more. Step through code in real time.

ARRAYS LINKED LIST TREE

Open →

◇

OOP CONCEPTS

Explore classes, inheritance, encapsulation and polymorphism. Watch the heap and call stack live.

INHERITANCE POLYMORPHISM

Open →

↻

RECURSION

Trace recursive calls step by step. Watch the call tree grow and inspect each frame's values.

CALL TREE STACK FRAMES

Open →

▼

ALGORITHMS

Watch sorting and searching algorithms animate step by step. Compare speeds and count operations.

Paste any code and instantly see its Big O notation with a growth curve graph.

Explore a live microkernel. PCB state transitions, CPU scheduling, and memory frames.

Build DFAs, NFAs, PDAs, and Turing Machines. Run input strings and watch state transitions.

Root-finding, integration, interpolation, ODEs — with convergence graphs and iteration tables.

Truth tables, logic gate circuits, step-by-step simplification, and interactive 3D K-map.

TRUTH TABLE K-MAP 3D

Open →

10 visualizers

Every concept,
rendered live.

Paste real C# or Java code. Get interactive diagrams back. Built on Roslyn AST, .NET 8, and a Rust/WASM microkernel.

▶

FLOWCHART

Generate control-flow diagrams from any method instantly.

☷

DATA STRUCTURES

Watch arrays, linked lists, trees, stacks and queues update live.

◇

OOP CONCEPTS

See inheritance, polymorphism, and virtual dispatch in action.

↻

RECURSION

Watch the call tree grow and trace return values frame by frame.

▼

ALGORITHMS

Animate sorting and searching algorithms with side-by-side compare.

Hover a visualizer

Select any card to see a preview.

∞

COMPLEXITY

Get Big O notation, growth curves, and plain-English explanations.

⚙

DFOS — OS CONCEPTS

A live Rust microkernel — PCB states, scheduling, and memory frames.

∿

AUTOMATA

Build and run DFAs, NFAs, PDAs, and Turing Machines interactively.

∑

NUMERICAL METHODS

Visualize root-finding, integration, ODEs, and linear algebra.

⊕

BOOLEAN ALGEBRA

Truth tables, logic gates, simplification, and 3D Karnaugh maps.

Hover a visualizer

Select any card to see a preview.

platforms

Available everywhere
you code.

Visualize your own code in real time. Powered by a built-in CS assistant.

Windows

macOS

Linux

Microsoft Store Download .app Snap Store

IDE integration

Right-click any code.
Visualize it.

A complete ecosystem inside your favorite tools. Native plugins for every major IDE — visualize code without ever leaving your editor.

VS Code

Right-click any selection to open it in CS Visualizer.

browser extensions

Visualize code
on any website.

Browse Stack Overflow, GitHub, or any tutorial site and visualize code snippets instantly — a floating panel opens right on the page.

Chrome Extension

Chrome Web Store

Firefox Extension

Mozilla Add-ons · Listed

Edge Extension

Microsoft Edge Add-ons · Listed

Add to Chrome Add to Firefox Add to Edge

Every instruction,
visualized.

NASM

MASM

TASM

Step through 8086 assembly with live register tracking, memory layout diagrams, stack visualization, and more.

Explore views → Download →

ASM Visualizer — editor, debugger, and flowchart view

try it now

See it in action.

This is exactly what ASM Visualizer looks like. Step through 8086 assembly with live registers, flags, stack, and instruction anatomy.

</> EDITOR ►1 | MACHINE FLOW

STEP 0

</> EDITOR ►1

— Step 0 0 cycles

Step through the program to see instruction anatomy.

⚙ DEBUGGER

Stop

Step 0 Next: line 10 Cycles: 0

GENERAL

AX0x00000

BX0x00000

CX0x00000

DX0x00000

INDEX / POINTER

SI0x00000

DI0x00000

BP0x00000

SP0xFFFE65534

SEGMENT

CS0x10004096

DS0x10004096

ES0x10004096

SS0x10004096

SPECIAL

IP0x00000

FLAGS

ZF0

CF0

SF0

OF0

PF0

AF0

DF0

IF1

STACK SP=0xFFFE

▷SP0x00000

+20x00000

+40x00000

+60x00000

+80x00000

+100x00000

+120x00000

+140x00000

☰

Execution trace will appear as you step.

9 views

Every layer of 8086,
rendered live.

From raw machine bytes to control-flow graphs. Step through your code and watch every concept unfold in real time.

⚙

LIVE DEBUGGER

See every register, flag, and memory byte update live — step through your code and watch the machine think.

▶

CPU STEP VIEW

No more guessing. See exactly what your CPU does at every step.

◇

FLOWCHART

Instantly visualize any block of code as a control-flow diagram — select lines, see the flowchart.

≡

INSTRUCTION DECODE

Every instruction decoded — see the operands, affected flags, memory address math, and raw machine bytes.

⚑

FLAGS / BITS

Watch every flag light up in real time — see exactly which bits triggered ZF, CF, SF, and OF after each operation.

Hover a view

Select any card to see a preview.

⇒

BRANCH ANALYSIS

See exactly which condition decides each branch — the active flags, the jump rule, and where IP lands next.

⚡

INTERRUPTS

Step through it — each INT lights up the interrupt panel showing the service name, IVT entry, and stack snapshot.

∿

Watch every register's full journey — sparklines trace every value change from step 1 to now.

▦

MEMORY HEATMAP

Every memory access mapped live — see exactly which bytes were read or written, how hot each address ran, and how deep the stack grew.

Hover a view

Select any card to see a preview.

platforms

Download ASM Visualizer.

Get the full desktop experience — live debugger, all 9 views, and Monaco editor.

Windows

Microsoft Store

macOS

Coming Soon

Get from Microsoft Store

Every algorithm, visualized.

See it in action.

CS VISUALIZER

Every concept,rendered live.

Available everywhereyou code.

Windows

macOS

Linux

Right-click any code.Visualize it.

Visual Studio

VS Code

JetBrains

Eclipse

Visualize codeon any website.

Chrome Extension

Firefox Extension

Edge Extension

Every instruction, visualized.

See it in action.

Every layer of 8086,rendered live.

Download ASM Visualizer.

Windows

macOS

Every
algorithm,
visualized.

Every concept,
rendered live.

Available everywhere
you code.

Right-click any code.
Visualize it.

Visualize code
on any website.

Every instruction,
visualized.

Every layer of 8086,
rendered live.