Origin
A small program with a long history
1972, Bell Labs
The line was first printed in 1972 by Brian Kernighan, in an internal Bell Labs memorandum titled 'A Tutorial Introduction to the Language B'. He wanted the simplest possible program that did something visible: open the door, print a greeting, prove the toolchain worked.
1978, K&R
Six years later, Kernighan and Dennis Ritchie put 'hello, world' on the first page of 'The C Programming Language'. The book sold millions of copies. From that moment on, almost every programming tutorial on the planet started in the same place.
1980 to today
Forty-plus years later, it is still the first thing you write in Python, in JavaScript, in Rust, in Go, in Swift, in Kotlin, in any language that ships with a compiler and a printable string. It is the universal first move.
First lines
The same idea, eight ways
Every language gets its own dialect. The instinct is the same: the simplest possible thing, running, today.
C (1978)
printf("hello, world\n");Python
print("Hello, world!")JavaScript
console.log("Hello, world!");Go
fmt.Println("Hello, world!")Rust
println!("Hello, world!");Swift
print("Hello, world!")Ruby
puts "Hello, world!"HTML
<h1>Hello, world!</h1>
Why we picked it
It is a posture, not a slogan
Hello World is what you type when you want to know if something actually runs. Not 'will it scale?', not 'how does it integrate?', not 'what does the deck look like?'. Just: does it work, today, in front of me.
That is how we work. We open a real environment, we write the smallest thing that proves the idea, we ship it into the business and we look at it together. Decks come later. Bigger systems come later. But nothing else gets built until something is running.
We have been doing this for twenty-five years now, across the consumer internet, the mobile era, the platform era and now AI. Same instinct every time. Get the first line printing. Then keep going.
Talk
Thirty minutes. Whichever pillar fits, same conversation, same people. If it fits somewhere else better, we'll say so and connect you to someone from the network.


© 2026 Hello World, proudly vibe coded from Amsterdam & around the world