Fallout series in other media

60 Seconds

 * A man in a blue jumpsuit seeking a water chip, referencing the Vault Dweller's journey in Fallout.
 * A group of people worshipping an undetonated atomic bomb, referencing the Children of Atom.
 * Two-headed cows, referencing brahmin.
 * A hand puppet being utilized by a character trapped in an isolated space to cope, then convinced to leave said space by the puppet, referencing Vault 77 and the Puppet Man.

7 Days to Die
When speaking to Trader Jen, she may say, "Sorry, I've never heard of a stimpak."

Ashes 2063
Ashes 2063 is a post-apocalypse-themed total conversion mod for Doom II, created by Vostyok. Besides having themes similar to Fallout, it also makes a couple of direct references to it, such as t-shirts stylized after the Vault 13 jumpsuit and a pre-War company called Pole-Vault Tek that features Vault Boy with a top hat and a mustache as its mascot.

Atom RPG
References to bottle caps and vault experiments, to specific game references such as a quest to find a "soviet-era gardening kit" and another tale of a courier who was shot by bandits and attempted to track them down.

Borderlands 2

 * Playable characters Zero and Maya both have alternate skins in blue and yellow called vault suit and vault dweller respectively.
 * Three Dog is referenced with a unique gun called Thre Dog and in its description directly references one of Three Dog's radio intros - "Because one barrel ain't enough, and two is too few". The original intro referenced is "Because one dog ain't enough, and two is too low, it's me, Three Dog!"

Cataclysm: Dark Days Ahead

 * The "Necropolis" city type can be identified by its more organized layout compared to other cities and numerous radioactive craters, similar to the depiction of Necropolis and surrounding areas in Fallout.
 * Known for their tendency to lunge at the player as their first attack, irradiated wanderers are former humans that suffered from mutations and madness, likely due to exposure to extreme doses of radiation. These are traits shared with feral ghouls as depicted in Fallout 3 onwards. Irradiated wanderers can only spawn in the city type "Necropolis," similar to how ghouls can only be found in Necropolis in Fallout.
 * The Shishkebab, a weapon described as a "large blade with a fuel pipe on the side, and a small tank and igniter built into the insulated hilt" is a reference to the weapon of the same name that has appeared in the series since Fallout 3.

City Morgue
The trap metal duo City Morgue titled a track "Nuka Cola" from their 2018 debut album City Morgue Vol 1: Hell or Highwater.

Cyberpunk 2077
In Cyberpunk 2077, out in the Badlands, a wasteland-like region surrounding the main setting of Night City, a few corpses can be found around a circular dish with "101" on the front. An archived conversation nearby reveals that two of these individuals, Albert Cole and Gary Epps, were live-action roleplayers (LARPers), who were role-playing a post-apocalyptic scenario where they leave the safety of Bunker 101 for the first time since nuclear war. Albert Cole is a reference to the protagonist option of the same name. Gary Epps is a reference to the GURPs, the original gameplay system before SPECIAL. The scenario of the LARP, a search for a "hydroprocessor" to supply fresh water to the "bunker dwellers" also reflects the storyline of the first Fallout, obtaining a water chip for the vault dwellers of Vault 13. Bunker 101 is a reference to Vault 101.

Doom (2016)
On some of the heavy vault doors in the Mars facility at the beginning of the game, Vault-Tec logos can be found.

Doom Eternal
Magazines and books in the Doom Slayer's Fortress of Doom contain references to books and magazines from the Fallout series, such as Guns and Bullets and the Vault Dweller's Survival Guide. A gold tie Mr. Fuzzy doll can be found in the first level, Hell on Earth, while a Teddy Fear appears in the fifth level, Super Gore Nest.

The Evil Within 2
One of the hidden collectibles in The Evil Within 2 is a Vault-Tec bobblehead.

Jeopardy!
The trivia game show Jeopardy! has featured two clues related to the Fallout series. On February 24, 2011, "The latest "Fallout" game takes place in this city after your character is left to die in a Mojave grave" was a clue in the category Computer Games, with the correct answer being Las Vegas, a reference to Fallout: New Vegas. On July 11, 2017, "The Wasteland is the result of nuclear war; exit one of these title shelters & rebuild in the 4th edition" was a clue in the category Video Games, with the correct answer being Fallout.

Metro video games

 * Liberty Prime is mentioned in the video game Metro Exodus. In The Volga, after the ammo dump Anna falls into is secured by Artyom, Damir, and Sam, Damir will ask Sam how they will know when they come across a NATO base. Sam replies "First of all, there are these huge humanoid robots, all plastered with stars and stripes, with nuclear reactors up their asses."
 * The Master served as inspiration for the thing under the Kremlin/the thing in D-6, and feral ghouls served as one of the inspirations for the Humanimals.

Minecraft
The Fallout Mash-Up texture pack, available on the Minecraft Marketplace, includes a plethora of characters skins; such as Preston Garvey, Harold, Colonel Autumn, or Three Dog. Several locations from the games, like Vault 101, Vault 111, Diamond City, The Citadel, The Prydwen, The Cathedral, or the Mariposa Military Base are also included. Many of the default creatures are changed into Fallout related ones, such as the Iron Golem becoming Liberty Prime, the pig becoming a Mole rat, and the cow becoming the Brahmin. The same applies to armors, with the Gold armor becoming T-45 power armor, and the Diamond armor becoming X-01 power armor.

The Outer Worlds
Made by Fallout series veterans Timothy Cain and Leonard Boyarsky at Obsidian Entertainment, The Outer Worlds contains several references to Fallout:
 * October 23 is the date that the Hope colony ship is found, the same day as the Great War takes place. A "Great War" on Earth that took place during the mid-21st century is mentioned.
 * Stenciled '13s are used for colony ship interiors.

Prey (2017)
The note Eel Tank Maintenance Manual is described as an email printout from "\\vault13.Talos.lan\LS_WaterTreatment". The first part of the domain is a reference to Vault 13.

Rage

 * In the Subway Town, a picture in a magazine is a freeze-frame of a nuclear explosion seen in Fallout: A Post-Nuclear Role-Playing Game game with the tag line, "War, war never changes." The player can also see the explosion and an Enclave eyebot faintly in the surrounding area.
 * A Vault-Tec bobblehead can be found within Rage in the town of Wellspring on the mayor's desk. The specific bobblehead is the Charisma bobblehead.

S.T.A.L.K.E.R
In the S.T.A.L.K.E.R games developed by GSC Gameworlds, the data for weapons from Fallout 2 such as the Bozar, M72 Gauss rifle, and .223 pistol exist in the game files of S.T.A.L.K.E.R.: Shadow of Chernobyl and S.T.A.L.K.E.R.: Call of Pripyat, but remain unimplemented. The Gauss rifle was implemented in S.T.A.L.K.E.R.: Clear Sky as the EM1 rifle]].

Super Smash Bros. Ultimate
Vault Boy appears as a DLC Mii costume for the Mii Gunner, wielding an alien blaster.

Surviving Mars

 * One random event involves a water chip, vital to the player's Martian colony, accidentally being delivered "somewhere in southern California."
 * The SPECIAL system also receives a reference in the form of an achievement named 'S.P.E.C.I.A.L'.

Team Fortress 2

 * Originally given to all players who owned Fallout: New Vegas before August 8, 2011, the Pip-Boy is obtainable by all players in Team Fortress 2, by either random drop or being crafted.

Underrail

 * A strange wrist computer, resembling a Pip-Boy, and described as a "commercial civilian wrist computer," with a target audience of "young blonde men in jump suits," can be found.
 * The Garden of Evan Creation Kit Manual is a reference to the Garden of Eden Creation Kit.

Wasteland

 * Wasteland 2 references the water chip from Fallout and Fallout 2.
 * Wasteland 3 features a banner that resembles that of Caesar's Legion, describing it as "the banner of some long-forgotten plains gang."

Witcher 3: The Wild Hunt

 * Peasants occasionally remark "War - it just never changes." and in Scoia'tael camps sometimes say "War... War changes everything."
 * After the completion of the DLC quest Fools' Gold, in the village of Lurtch a peasant sitting on the side of the road will randomly comment War, war never changes.

Wolfenstein: The New Order/The Old Blood
On soda machines, the Nuka-Cola logo can be found among other in-universe brands.