Easter Egg

1979concept / hidden featureclassic

Also known as: Hidden Features · Secret Messages · Secrets

Easter Egg is an intentionally hidden joke, message, or feature concealed within software, games, or media—a practice born in 1979 when Atari developer Warren Robinett hid his name in Adventure.

An Easter Egg is an intentionally hidden joke, message, or feature tucked inside a piece of media, software, or hardware, designed to reward curious users who stumble upon it. The practice dates back centuries in art, but the modern tech usage took off in 1979 when Atari game developer Warren Robinett hid a secret room containing his name inside the game *Adventure*. Since then, Easter eggs have spread to virtually every corner of digital culture, from operating systems and DVD menus to Google Search and blockbuster films.

TL;DR

An Easter Egg is an intentionally hidden joke, message, or feature tucked inside a piece of media, software, or hardware, designed to reward curious users who stumble upon it.

Overview

Easter eggs in the tech and media sense are undocumented surprises planted by creators for audiences to discover. They range from simple developer credits hidden inside software to full-fledged mini-games buried in spreadsheet programs. The appeal is part scavenger hunt, part inside joke. Finding one feels like being let in on a secret the creator left just for you.

The tradition draws from physical predecessors. The Romanov family commissioned Carl Fabergé to create ornate jeweled eggs containing hidden miniature surprises starting in 18857. Film director Alfred Hitchcock made cameo appearances in nearly all of his films from 1926 onward, turning each one into a game of "spot the director"5. But the digital Easter egg, as a named practice, started with video games and spread everywhere.

In 1979, a 26-year-old programmer named Warren Robinett was building *Adventure* for the Atari 2600, entirely by himself on an HP 1611A microprocessor1. The game was groundbreaking on its own, one of the first console games to span multiple screens and feature an inventory system. But Robinett had a problem: Atari's policy at the time forbade developers from receiving credit for their work5.

So Robinett hid a secret room. Players who picked up an invisible single-pixel dot in the game's Black Castle and carried it to a specific wall could pass through into a hidden chamber displaying the text "CREATED BY WARREN ROBINETT"1. He didn't tell anyone about it. "I thought of it as a self-promotion maneuver," Robinett later explained. "Also, I was pissed off. *Adventure* sold a million units at $25 apiece. Meanwhile, I got a $22K a year salary, no royalties, and they never even forwarded any fan mail to me"1.

In August 1980, a 15-year-old boy in Salt Lake City discovered the hidden room and sent a letter to Atari describing how to find it5. By that point, Robinett had already left the company. Removing the secret room from the existing cartridges would have been too difficult and expensive5. Instead of fighting it, Atari's Director of Software Development Steve Wright embraced it. In the Winter 1981 issue of *Electronic Games* magazine, Wright declared: "From now on, we're going to plant little 'Easter eggs' like that in the games. Eventually, we may have a real treasure hunt, with the clues hidden in various cartridges!"3.

According to Bill Kunkel of *Electronic Games*, the term "Easter egg" in this context may have been coined by Arnie Katz, though Kunkel wasn't entirely certain3.

Origin & Background

Platform
Atari 2600
Key People
Warren Robinett, Steve Wright
Date
1979
Year
1979

In 1979, a 26-year-old programmer named Warren Robinett was building *Adventure* for the Atari 2600, entirely by himself on an HP 1611A microprocessor. The game was groundbreaking on its own, one of the first console games to span multiple screens and feature an inventory system. But Robinett had a problem: Atari's policy at the time forbade developers from receiving credit for their work.

So Robinett hid a secret room. Players who picked up an invisible single-pixel dot in the game's Black Castle and carried it to a specific wall could pass through into a hidden chamber displaying the text "CREATED BY WARREN ROBINETT". He didn't tell anyone about it. "I thought of it as a self-promotion maneuver," Robinett later explained. "Also, I was pissed off. *Adventure* sold a million units at $25 apiece. Meanwhile, I got a $22K a year salary, no royalties, and they never even forwarded any fan mail to me".

In August 1980, a 15-year-old boy in Salt Lake City discovered the hidden room and sent a letter to Atari describing how to find it. By that point, Robinett had already left the company. Removing the secret room from the existing cartridges would have been too difficult and expensive. Instead of fighting it, Atari's Director of Software Development Steve Wright embraced it. In the Winter 1981 issue of *Electronic Games* magazine, Wright declared: "From now on, we're going to plant little 'Easter eggs' like that in the games. Eventually, we may have a real treasure hunt, with the clues hidden in various cartridges!".

According to Bill Kunkel of *Electronic Games*, the term "Easter egg" in this context may have been coined by Arnie Katz, though Kunkel wasn't entirely certain.

How It Spread

The Easter egg concept spread rapidly through the gaming industry in the early 1980s. Atari itself began deliberately planting hidden surprises in its 2600 titles, including games like *Yars' Revenge*, *Defender*, and *Raiders of the Lost Ark*. Not all planned Easter eggs survived development, as Atari sometimes discovered and removed them before release.

In 1986, the practice got one of its most famous contributions when developer Kazuhisa Hashimoto ported the arcade game *Gradius* to the Nintendo Entertainment System. Finding it too hard to play-test, Hashimoto coded a button sequence (↑↑↓↓←→←→BA) that granted a full set of power-ups. He forgot to remove it before the game shipped. The sequence became known as the Konami Code and went on to appear in hundreds of games, programs, and websites over the following decades.

As personal computing grew, Easter eggs followed. The original Apple Macintosh hid images of its development team in the ROM. On the 1987 Macintosh SE, users could access a dithered photo of the team by hitting the debug button and typing "G 41D89A". Microsoft's Windows 3.1 included a hidden credits screen accessible through a specific Ctrl+Alt+Shift key combination in the Program Manager's About section. Perhaps the most ambitious software Easter egg was the full 3D flight simulator hidden inside Microsoft Excel 97, accessible through a long series of specific actions.

The tradition jumped to physical media when DVDs became mainstream. Christopher Nolan's *Memento* (2002) included a hidden option to play the film in chronological order, accessible by pressing enter when "Memento Mori" faded in the Special Features menu. The Hidden DVD Easter Eggs website launched on October 22, 2004, cataloging thousands of these discoveries across DVD and Blu-ray releases. David Fincher's 10th anniversary *Fight Club* disc famously loaded a fake *Never Been Kissed* menu before glitching to reveal the real one, a prank Fincher personally orchestrated with Drew Barrymore's permission.

Google turned Easter eggs into an art form starting in the mid-2000s. Early discoveries included Google Maps suggesting users "Swim across the Atlantic Ocean" when requesting directions from New York to Paris. The company has packed its search engine with hundreds of interactive surprises, from typing "askew" to tilt the results page, to playing a cricket game by searching "ICC Men's T20 World Cup". Searching "Conway's Game of Life" generates a running simulation alongside the results.

The concept reached mainstream pop culture when Ernest Cline published *Ready Player One* on August 16, 2011. The novel's entire plot centers on a hunt for Easter eggs hidden inside a virtual reality world by its deceased creator. Steven Spielberg directed a film adaptation released on March 29, 2018.

How to Use This Meme

The term "Easter egg" gets used in two main ways in internet culture. First, as a description: when someone finds a hidden detail in a game, movie, or website, they'll share it with a caption like "Easter egg found in [title]!" Screenshots and videos of newly discovered Easter eggs regularly go viral on Reddit, Twitter, and YouTube.

Second, creators use the concept as a design philosophy. Game developers hide references to other titles or inside jokes in their worlds. Filmmakers plant background details for eagle-eyed viewers. Web developers code hidden interactions triggered by specific key sequences. The Konami Code alone has been implemented on countless websites, often unlocking silly animations or secret pages.

There's no rigid meme template here. Easter eggs are more of a cultural practice than a single format. The common thread is always the same: someone hid something, and finding it feels like a small victory.

Cultural Impact

Easter eggs fundamentally shaped how creators interact with their audiences. What began as one frustrated programmer's act of rebellion against corporate anonymity became a design expectation across the entire tech and entertainment industry.

*Ready Player One* turned the Easter egg hunt into a blockbuster narrative, grossing over $580 million worldwide and introducing the concept to audiences who'd never touched an Atari. The book's contest structure, where knowledge of pop culture details leads to real rewards, mirrors how Easter egg hunting actually works in gaming communities.

Google's commitment to Easter eggs turned the world's most-used search engine into a playground. Their hidden features range from simple visual gags to full playable games, and entire communities exist to catalog and share new discoveries. The practice has spread to other tech companies, with Tesla's Elon Musk hiding messages in product teaser images that only appear when adjusting levels in Photoshop.

The concept also sparked a preservation movement. Websites like HiddenDVDEasterEggs.com have documented over 4,500 Easter eggs across 2,676 DVD and Blu-ray titles, treating these hidden features as cultural artifacts worth archiving.

At Warren Robinett's 2015 appearance at the Game Developers Conference, he received a standing ovation. Fans mobbed him for autographs, including a Google engineer who brought a printout of the disassembled code for Robinett's duck-dragon sprite.

Fun Facts

Warren Robinett had 15 bytes of RAM left over after finishing *Adventure*, enough room for three more dragons, but he decided the game was already well-balanced.

The hidden room in *Adventure* was first found by a teenager in Salt Lake City. Robinett never received the fan mail about the discovery because he'd already left Atari.

Bill Kunkel of *Electronic Games* magazine said his publication's policy was to tell readers when a game contained an Easter egg but not reveal how to find it, since "finding them was most of the fun".

The Fabergé eggs that inspired the term contained surprises like miniature coaches, singing clockwork birds, and tiny portraits. Approximately 50 were created for the Romanov family.

Kevin Smith's 10th anniversary *Mallrats* DVD contained a meta-Easter egg: a hidden clip of Smith mocking the viewer for finding it and suggesting they "get out there, live! Smell the air, sniff a dog!".

Derivatives & Variations

Konami Code implementations

The ↑↑↓↓←→←→BA sequence has been embedded in hundreds of websites, games, and apps since its 1986 debut, making it the single most widespread Easter egg pattern[2].

Google Search Easter eggs

Google maintains an ever-growing library of hidden interactions in its products, from font changes triggered by searching font names to interactive games and visual effects[6].

DVD/Blu-ray Easter eggs

A dedicated subculture around finding hidden content on physical media discs, with cataloging sites documenting thousands of examples[7].

Ready Player One franchise

Ernest Cline's 2011 novel and 2018 Spielberg film adaptation built an entire fictional universe around Easter egg hunting, spawning a sequel novel (*Ready Player Two*, 2020)[8].

Hardware Easter eggs

Engineers hide graphics, messages, and images on circuit boards and inside devices, extending the tradition beyond software[2].

Frequently Asked Questions

Easter Egg

1979concept / hidden featureclassic

Also known as: Hidden Features · Secret Messages · Secrets

Easter Egg is an intentionally hidden joke, message, or feature concealed within software, games, or media—a practice born in 1979 when Atari developer Warren Robinett hid his name in Adventure.

An Easter Egg is an intentionally hidden joke, message, or feature tucked inside a piece of media, software, or hardware, designed to reward curious users who stumble upon it. The practice dates back centuries in art, but the modern tech usage took off in 1979 when Atari game developer Warren Robinett hid a secret room containing his name inside the game *Adventure*. Since then, Easter eggs have spread to virtually every corner of digital culture, from operating systems and DVD menus to Google Search and blockbuster films.

TL;DR

An Easter Egg is an intentionally hidden joke, message, or feature tucked inside a piece of media, software, or hardware, designed to reward curious users who stumble upon it.

Overview

Easter eggs in the tech and media sense are undocumented surprises planted by creators for audiences to discover. They range from simple developer credits hidden inside software to full-fledged mini-games buried in spreadsheet programs. The appeal is part scavenger hunt, part inside joke. Finding one feels like being let in on a secret the creator left just for you.

The tradition draws from physical predecessors. The Romanov family commissioned Carl Fabergé to create ornate jeweled eggs containing hidden miniature surprises starting in 1885. Film director Alfred Hitchcock made cameo appearances in nearly all of his films from 1926 onward, turning each one into a game of "spot the director". But the digital Easter egg, as a named practice, started with video games and spread everywhere.

In 1979, a 26-year-old programmer named Warren Robinett was building *Adventure* for the Atari 2600, entirely by himself on an HP 1611A microprocessor. The game was groundbreaking on its own, one of the first console games to span multiple screens and feature an inventory system. But Robinett had a problem: Atari's policy at the time forbade developers from receiving credit for their work.

So Robinett hid a secret room. Players who picked up an invisible single-pixel dot in the game's Black Castle and carried it to a specific wall could pass through into a hidden chamber displaying the text "CREATED BY WARREN ROBINETT". He didn't tell anyone about it. "I thought of it as a self-promotion maneuver," Robinett later explained. "Also, I was pissed off. *Adventure* sold a million units at $25 apiece. Meanwhile, I got a $22K a year salary, no royalties, and they never even forwarded any fan mail to me".

In August 1980, a 15-year-old boy in Salt Lake City discovered the hidden room and sent a letter to Atari describing how to find it. By that point, Robinett had already left the company. Removing the secret room from the existing cartridges would have been too difficult and expensive. Instead of fighting it, Atari's Director of Software Development Steve Wright embraced it. In the Winter 1981 issue of *Electronic Games* magazine, Wright declared: "From now on, we're going to plant little 'Easter eggs' like that in the games. Eventually, we may have a real treasure hunt, with the clues hidden in various cartridges!".

According to Bill Kunkel of *Electronic Games*, the term "Easter egg" in this context may have been coined by Arnie Katz, though Kunkel wasn't entirely certain.

Origin & Background

Platform
Atari 2600
Key People
Warren Robinett, Steve Wright
Date
1979
Year
1979

In 1979, a 26-year-old programmer named Warren Robinett was building *Adventure* for the Atari 2600, entirely by himself on an HP 1611A microprocessor. The game was groundbreaking on its own, one of the first console games to span multiple screens and feature an inventory system. But Robinett had a problem: Atari's policy at the time forbade developers from receiving credit for their work.

So Robinett hid a secret room. Players who picked up an invisible single-pixel dot in the game's Black Castle and carried it to a specific wall could pass through into a hidden chamber displaying the text "CREATED BY WARREN ROBINETT". He didn't tell anyone about it. "I thought of it as a self-promotion maneuver," Robinett later explained. "Also, I was pissed off. *Adventure* sold a million units at $25 apiece. Meanwhile, I got a $22K a year salary, no royalties, and they never even forwarded any fan mail to me".

In August 1980, a 15-year-old boy in Salt Lake City discovered the hidden room and sent a letter to Atari describing how to find it. By that point, Robinett had already left the company. Removing the secret room from the existing cartridges would have been too difficult and expensive. Instead of fighting it, Atari's Director of Software Development Steve Wright embraced it. In the Winter 1981 issue of *Electronic Games* magazine, Wright declared: "From now on, we're going to plant little 'Easter eggs' like that in the games. Eventually, we may have a real treasure hunt, with the clues hidden in various cartridges!".

According to Bill Kunkel of *Electronic Games*, the term "Easter egg" in this context may have been coined by Arnie Katz, though Kunkel wasn't entirely certain.

How It Spread

The Easter egg concept spread rapidly through the gaming industry in the early 1980s. Atari itself began deliberately planting hidden surprises in its 2600 titles, including games like *Yars' Revenge*, *Defender*, and *Raiders of the Lost Ark*. Not all planned Easter eggs survived development, as Atari sometimes discovered and removed them before release.

In 1986, the practice got one of its most famous contributions when developer Kazuhisa Hashimoto ported the arcade game *Gradius* to the Nintendo Entertainment System. Finding it too hard to play-test, Hashimoto coded a button sequence (↑↑↓↓←→←→BA) that granted a full set of power-ups. He forgot to remove it before the game shipped. The sequence became known as the Konami Code and went on to appear in hundreds of games, programs, and websites over the following decades.

As personal computing grew, Easter eggs followed. The original Apple Macintosh hid images of its development team in the ROM. On the 1987 Macintosh SE, users could access a dithered photo of the team by hitting the debug button and typing "G 41D89A". Microsoft's Windows 3.1 included a hidden credits screen accessible through a specific Ctrl+Alt+Shift key combination in the Program Manager's About section. Perhaps the most ambitious software Easter egg was the full 3D flight simulator hidden inside Microsoft Excel 97, accessible through a long series of specific actions.

The tradition jumped to physical media when DVDs became mainstream. Christopher Nolan's *Memento* (2002) included a hidden option to play the film in chronological order, accessible by pressing enter when "Memento Mori" faded in the Special Features menu. The Hidden DVD Easter Eggs website launched on October 22, 2004, cataloging thousands of these discoveries across DVD and Blu-ray releases. David Fincher's 10th anniversary *Fight Club* disc famously loaded a fake *Never Been Kissed* menu before glitching to reveal the real one, a prank Fincher personally orchestrated with Drew Barrymore's permission.

Google turned Easter eggs into an art form starting in the mid-2000s. Early discoveries included Google Maps suggesting users "Swim across the Atlantic Ocean" when requesting directions from New York to Paris. The company has packed its search engine with hundreds of interactive surprises, from typing "askew" to tilt the results page, to playing a cricket game by searching "ICC Men's T20 World Cup". Searching "Conway's Game of Life" generates a running simulation alongside the results.

The concept reached mainstream pop culture when Ernest Cline published *Ready Player One* on August 16, 2011. The novel's entire plot centers on a hunt for Easter eggs hidden inside a virtual reality world by its deceased creator. Steven Spielberg directed a film adaptation released on March 29, 2018.

How to Use This Meme

The term "Easter egg" gets used in two main ways in internet culture. First, as a description: when someone finds a hidden detail in a game, movie, or website, they'll share it with a caption like "Easter egg found in [title]!" Screenshots and videos of newly discovered Easter eggs regularly go viral on Reddit, Twitter, and YouTube.

Second, creators use the concept as a design philosophy. Game developers hide references to other titles or inside jokes in their worlds. Filmmakers plant background details for eagle-eyed viewers. Web developers code hidden interactions triggered by specific key sequences. The Konami Code alone has been implemented on countless websites, often unlocking silly animations or secret pages.

There's no rigid meme template here. Easter eggs are more of a cultural practice than a single format. The common thread is always the same: someone hid something, and finding it feels like a small victory.

Cultural Impact

Easter eggs fundamentally shaped how creators interact with their audiences. What began as one frustrated programmer's act of rebellion against corporate anonymity became a design expectation across the entire tech and entertainment industry.

*Ready Player One* turned the Easter egg hunt into a blockbuster narrative, grossing over $580 million worldwide and introducing the concept to audiences who'd never touched an Atari. The book's contest structure, where knowledge of pop culture details leads to real rewards, mirrors how Easter egg hunting actually works in gaming communities.

Google's commitment to Easter eggs turned the world's most-used search engine into a playground. Their hidden features range from simple visual gags to full playable games, and entire communities exist to catalog and share new discoveries. The practice has spread to other tech companies, with Tesla's Elon Musk hiding messages in product teaser images that only appear when adjusting levels in Photoshop.

The concept also sparked a preservation movement. Websites like HiddenDVDEasterEggs.com have documented over 4,500 Easter eggs across 2,676 DVD and Blu-ray titles, treating these hidden features as cultural artifacts worth archiving.

At Warren Robinett's 2015 appearance at the Game Developers Conference, he received a standing ovation. Fans mobbed him for autographs, including a Google engineer who brought a printout of the disassembled code for Robinett's duck-dragon sprite.

Fun Facts

Warren Robinett had 15 bytes of RAM left over after finishing *Adventure*, enough room for three more dragons, but he decided the game was already well-balanced.

The hidden room in *Adventure* was first found by a teenager in Salt Lake City. Robinett never received the fan mail about the discovery because he'd already left Atari.

Bill Kunkel of *Electronic Games* magazine said his publication's policy was to tell readers when a game contained an Easter egg but not reveal how to find it, since "finding them was most of the fun".

The Fabergé eggs that inspired the term contained surprises like miniature coaches, singing clockwork birds, and tiny portraits. Approximately 50 were created for the Romanov family.

Kevin Smith's 10th anniversary *Mallrats* DVD contained a meta-Easter egg: a hidden clip of Smith mocking the viewer for finding it and suggesting they "get out there, live! Smell the air, sniff a dog!".

Derivatives & Variations

Konami Code implementations

The ↑↑↓↓←→←→BA sequence has been embedded in hundreds of websites, games, and apps since its 1986 debut, making it the single most widespread Easter egg pattern[2].

Google Search Easter eggs

Google maintains an ever-growing library of hidden interactions in its products, from font changes triggered by searching font names to interactive games and visual effects[6].

DVD/Blu-ray Easter eggs

A dedicated subculture around finding hidden content on physical media discs, with cataloging sites documenting thousands of examples[7].

Ready Player One franchise

Ernest Cline's 2011 novel and 2018 Spielberg film adaptation built an entire fictional universe around Easter egg hunting, spawning a sequel novel (*Ready Player Two*, 2020)[8].

Hardware Easter eggs

Engineers hide graphics, messages, and images on circuit boards and inside devices, extending the tradition beyond software[2].

Frequently Asked Questions