Popular games built on game engine JavaScript

Tetr.io is a modern yet familiar online stacker developed by osk. Play against friends and foes all over the world, or claim a spot on the leaderboards - the stacker future is yours!

OGame is a strategy game set in space, with thousands of players from across the world competing at the same time. You only need a regular web browser to play. You start out with just one undeveloped world and turn that into a mighty empire able to defend your hard earned colonies. Create an economic and military infrastructure to support your quest for the next greatest technological achievements. Wage war against other empires as you struggle with other players to gain the materials. Negotiate with other emperors and create an alliance or trade for much needed resources. Build an armada to enforce your will throughout the universe. Hoard your resources behind an impregnable wall of planetary defences. Whatever you wish to do, OGame can let you do it. Will you terrorize the area around you? Or will you strike fear into the hearts of those who attack the helpless?

Inspired by RuneScape, Melvor Idle takes the core of what makes an adventure game so addictive and strips it down to its purest form! Melvor Idle is a feature-rich, idle/incremental game combining a distinctly familiar feel with a fresh gameplay experience. Maxing 20+ skills has never been more zen. Whether you're a newbie, a hardened veteran, or simply someone looking for a deep but accessible adventure that easily fits around a busy lifestyle, Melvor is an addictive idle experience unlike any other. Do you have what it takes to conquer Melvor?

Gorescript is a classic first person shooter game, inspired by the great old classic FPS games that defined the genre. Fight your way through 18 handcrafted levels of frantic action paced gameplay, from easy to hardcore levels of difficulty.

"My Life in New York" is a mobile simulation game where players step into the shoes of a character trying to build a new life in New York City. The game focuses on navigating daily challenges like managing a career, social life, and finances. Players can explore the city, decorate their apartment, and make decisions that impact their virtual life. It’s a casual, life-simulation experience with a focus on personal growth and success in the bustling urban environment of NYC.

GenTown is a web-based experience that allows the player to simulate a human-like civilization. The game's features include civil unrest, wars, revolutions, natural disasters, economies, and laws.

Prepare for fast-paced, strategic combat in Mordeny, a thrilling 2D top-down shooter where quick reflexes and tactical thinking are your best weapons. Explore unique gamemodes and customize your own character as you unlock new abilities and gear. Whether you're battling solo or teaming up with friends, Mordeny offers an action-packed adventure like no other where every battle demands precision and skill. Join the fight and experience the thrill today!

An agar-style game with many new features and social profiles. The original AgarIO Hub, created by BielSAA in October 2015, was shut down in early 2019. In October 2023, the community recreated the game to allow everyone to relive their nostalgia. The game is now owned by Py9 and Chance.

Unlock Knowledge Battles! Navigate StudioQuiz, your arena for explosive culture clashes, daring trivia duels, and victorious conquests with friends in a world where every question is an adventure!

Avventura nel Castello is a 1982 text adventure game by Enrico Colombini and Chiara Tovena, the first to be created and sold commercially by an Italian author, later included with the Apple II itself.

l3bhm is an interactive website where streamers and their communities play simple, browser-based multiplayer games together during live streams.

In the browser-based KingsAge game, you build a mighty kingdom from a small castle: Construct a variety of buildings, train armies and research new technologies. Fight your enemies and expand your empire through tactical alliances and skilled warfare. Write your own story as a glorious ruler now!

Degrees of Lewdity is a text-based erotic sandbox roleplaying game, currently in development by Vrelnir.

A daily game where the player have to guess the genres of three albums by just their cover art

Drift Boss is a one-button drifting game where you have to avoid falling off the edge and collect coins.

Dream Doll Dimension is an English Yume Nikki fangame created for Dream Diary Jam 5. You explore a strange dimension, the goal of the game being to solve the puzzles in each room.

Embark on a comical Sokoban-style puzzle adventure in World of Turtle! Solve 100 levels, collect delicious fruits, and reach the awaiting helicopter. Beware of cunning crocodiles and treacherous waters, as you navigate the levels. Can you outsmart the dangers and conquer this hilarious challenge?

Rope is a short (~5 minutes) linear puzzle game with no story, a minimalist artstyle, and a philip glass-inspired soundtrack.

Play Gomoku with your Twitch viewers! Login with Twitch and Just chat to vote. The coordinate with the most votes is the chosen move. Already popular on Twitch. Played by several streamers with 100k+ viewers!

Kittens Game is a village simulation text game. You manage a village of kittens as they acquire resources and unlock new technologies. Over 30 different buildings, 50+ resources, hundreds of technologies and upgrades. No ads or micro-transactions!

Guess the view count. You will be presented with a random Twitch stream and you have to guess how many viewers they have.

Dîrok is a unique game. First because it is the first game that combines four in a row with deck building and second because it is the first turn-based game in real time. That means that while you are on your turn to make your move, things continue to happen on the board. This raises a new level of strategy never seen before. In addition, the game has more than 100 real historical figures with which to form your deck and all of them will have a bio that will help us better understand who they were. As if that were not enough, the characters will have different levels of strength, defense, life and dodge, in addition to having unique positive skills for allies and/or negative ones for enemies, thus being able to change the dynamics of the game at any time.

A game where players use their imagination and drawing skills to play a game similar to "Telephone" where every other person has to draw what the person says to them.

Pattern Survivors: Bullet Hell is a dynamic action game where you take control of your space tower and design your own attack patterns to fend off hordes of enemies.