Turing Machine Builder & Visualizer

Design, simulate, and debug Turing machines.

React Flow

Machine Parameters

Define alphabets, symbols, and state properties

Input Alphabet (Σ)

Tape Alphabet (Γ)

Blank Symbol

States Configuration

q_f

q_reject1

Transition Functions

Tape Visualization

Input string and infinite tape view

Input String (Σ*)

Tape

Infinite in both directions

□-10

□-9

□-8

□-7

□-6

□-5

□-4

□-3

□-2

□-1

□0

□1

□2

□3

□4

□5

□6

□7

□8

□9

□10

Head Position:0

Execution Controls

Run, step, and control the simulation

Execution Speed500ms delay

FastSlow

Execution Trace

Step-by-step computation history

No execution steps yet. Initialize the tape and run the machine.