Learn Ook - 10 Code Examples & CST Typing Practice Test

Ook! is an esoteric programming language created as a joke, designed for orangutans. It mirrors Brainfuck exactly but replaces its commands with combinations of 'Ook.', 'Ook?', and 'Ook!'.

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Hello World in Ook!Ook Loop Example Ook Input Reader Ook Output Printer Ook Memory Move Right Ook Memory Move Left Ook Increment Cell Ook Decrement Cell Ook Clear Cell Ook Simple Program

Learn OOK with Real Code Examples

Updated Nov 25, 2025

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Code Sample Descriptions

Hello World in Ook!

Ook. Ook?
    Ook? Ook!
    Ook? Ook!
    Ook? Ook!
    Ook? Ook!
    Ook. Ook.
    Ook! Ook!
    Ook! Ook?
    Ook! Ook!
    Ook. Ook?

A classic 'Hello World!' in Ook! - a direct orangutan-flavored variant of Brainfuck.

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Ook Loop Example

Ook! Ook?
    Ook! Ook?
    Ook? Ook.
    Ook. Ook!
    Ook. Ook.
    Ook? Ook!

Simple loop structure in Ook! for incrementing a cell multiple times.

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Ook Input Reader

Ook. Ook?
    Ook! Ook.

Reads a single character from input into the current cell.

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Ook Output Printer

Ook! Ook.
    Ook. Ook!

Outputs the character stored in the current cell.

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Ook Memory Move Right

Ook. Ook!
    Ook? Ook.

Move the data pointer to the right.

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Ook Memory Move Left

Ook? Ook.
    Ook. Ook!

Move the data pointer to the left.

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Ook Increment Cell

Ook! Ook!
    Ook. Ook.

Increment the current memory cell.

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Ook Decrement Cell

Ook! Ook?
    Ook. Ook.

Decrement the current memory cell.

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Ook Clear Cell

Ook! Ook?
    Ook? Ook.
    Ook. Ook?
    Ook. Ook!

Loops to set current cell to zero.

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Ook Simple Program

Ook. Ook!
    Ook! Ook!
    Ook! Ook!
    Ook! Ook.
    Ook. Ook!

A tiny multi-step Ook! program demonstrating movement, increment, and output.

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Frequently Asked Questions about Ook

What is Ook?

Ook! is an esoteric programming language created as a joke, designed for orangutans. It mirrors Brainfuck exactly but replaces its commands with combinations of 'Ook.', 'Ook?', and 'Ook!'.

What are the primary use cases for Ook?

Joke or parody programming. Brainfuck teaching in a fun way. Code-golf challenges. Esolang experimentation. Producing humorous, readable-esque programs

What are the strengths of Ook?

Funny and entertaining. Teaches Brainfuck concepts in a less cryptic format. Exact 1:1 mapping makes conversion simple. Supported by many esolang interpreters. Highly memorable syntax

What are the limitations of Ook?

Not practical for real software. Verbosity leads to huge program size. Hard to read extensively. Debugging is difficult. Requires Brainfuck knowledge for deeper understanding

How can I practice Ook typing speed?

CodeSpeedTest offers 10+ real Ook code examples for typing practice. You can measure your WPM, track accuracy, and improve your coding speed with guided exercises.

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Code Sample Descriptions

Hello World in Ook!

Ook. Ook?
    Ook? Ook!
    Ook? Ook!
    Ook? Ook!
    Ook? Ook!
    Ook. Ook.
    Ook! Ook!
    Ook! Ook?
    Ook! Ook!
    Ook. Ook?

A classic 'Hello World!' in Ook! - a direct orangutan-flavored variant of Brainfuck.

Let’s Try →

Ook Loop Example

Ook! Ook?
    Ook! Ook?
    Ook? Ook.
    Ook. Ook!
    Ook. Ook.
    Ook? Ook!

Simple loop structure in Ook! for incrementing a cell multiple times.

Let’s Try →

Ook Input Reader

Ook. Ook?
    Ook! Ook.

Reads a single character from input into the current cell.

Let’s Try →

Ook Output Printer

Ook! Ook.
    Ook. Ook!

Outputs the character stored in the current cell.

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Ook Memory Move Right

Ook. Ook!
    Ook? Ook.

Move the data pointer to the right.

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Ook Memory Move Left

Ook? Ook.
    Ook. Ook!

Move the data pointer to the left.

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Ook Increment Cell

Ook! Ook!
    Ook. Ook.

Increment the current memory cell.

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Ook Decrement Cell

Ook! Ook?
    Ook. Ook.

Decrement the current memory cell.

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Ook Clear Cell

Ook! Ook?
    Ook? Ook.
    Ook. Ook?
    Ook. Ook!

Loops to set current cell to zero.

Let’s Try →

Ook Simple Program

Ook. Ook!
    Ook! Ook!
    Ook! Ook!
    Ook! Ook.
    Ook. Ook!

A tiny multi-step Ook! program demonstrating movement, increment, and output.

Let’s Try →

Frequently Asked Questions about Ook

What is Ook?

Ook! is an esoteric programming language created as a joke, designed for orangutans. It mirrors Brainfuck exactly but replaces its commands with combinations of 'Ook.', 'Ook?', and 'Ook!'.

What are the primary use cases for Ook?

Joke or parody programming. Brainfuck teaching in a fun way. Code-golf challenges. Esolang experimentation. Producing humorous, readable-esque programs

What are the strengths of Ook?

Funny and entertaining. Teaches Brainfuck concepts in a less cryptic format. Exact 1:1 mapping makes conversion simple. Supported by many esolang interpreters. Highly memorable syntax

What are the limitations of Ook?

Not practical for real software. Verbosity leads to huge program size. Hard to read extensively. Debugging is difficult. Requires Brainfuck knowledge for deeper understanding

How can I practice Ook typing speed?

CodeSpeedTest offers 10+ real Ook code examples for typing practice. You can measure your WPM, track accuracy, and improve your coding speed with guided exercises.