Popular games built on game engine HTML

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?

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

Diep.io is a multiplayer shooting browser game like Agar.io, Wings.io and Slither.io. While playing this game, you have to control a tank to destroy the other players and obstacles.

Dancing☆Onigiri is an open-source Japanese web browser rhythm game that is currently written with Javascript, HTML and CSS, and was formerly made using Flash. This game contains charts of various keymodes such as 5key, 7key, 11key, etc. that are either played static or dynamic, all community made! You can even create your own charts and even keymodes, provided that you know how!

Prestige Tree is an incremental idle game made for browsers by Jacorb, and features multiple layers of progression that compile upon each other in a tree format.

Jump over canyons and rocks at an ever increasing speed.

Pongis Run is a simple time-killing game for your utter enjoyment. Run around and try to eat as many gold blobs to gain points. But you're not alone. Your bot opponent will try to eat gold blobs before you can. Special power blobs give you superpowers. You can get super fast or super-size yourself, shrink, temporarily blind or freeze your opponent. There are infinite levels for you to play. With every level you unlock, your opponent gets smarter and quicker.

Cat Clicker Welcome to Cat Clicker! This addictive and fun game tests your reflexes and clicking skills. The goal is simple: click on the cat to collect points and activate bonuses. Featuring a retro 8-bit design and vibrant music, Cat Clicker offers a casual gaming experience perfect for all audiences.

Enigmi.net (now Enigmi.online) is a browser-based puzzle game where players progress through 91 increasingly challenging riddles. Originally released in 2005 and preserved in 2024, this Italian-language web puzzle requires players to solve each level by discovering a specific word or phrase that becomes part of the URL to access the next challenge. The game features a diverse range of puzzles that incorporate visual elements, audio clues, and logical reasoning. Players may need to use image editing software, audio tools, and web searching capabilities to uncover solutions. Each answer must be entered in lowercase without spaces or special characters, and while the game's logical framework is in Italian, solutions can include words from other languages. With only 169 players having completed all levels since its launch, Enigmi.net offers both solo and group play experiences, supported by a Discord community where players can find hints when stuck. The game is designed to be accessible to all skill levels while providing a substantial challenge that rewards patience and investigative thinking.

Help Krystine to rescue her little brother kept prisonner into the castle of nightmare

Parachute Drop is a game where you drop your character and try to land on the center of the target! Set channel points cost to automatically create a drop redemption or type drop or your custom command into your channel chat.

Mackerelmedia Fish is an ARG-like text adventure about digital archeology and friendship in unlikely places.

Mega Man X: Corrupted is an unofficial, fan-made game in development by John K. Bacchus (also known as JKB) coded in AS3 using Flex compiler on Flash Develop, but as Flash was phased out at the end of 2020, it was switched to HTML5. The game is modeled after the MMX series' features and gameplay, in the graphic style of the SNES Mega Man X games, with a non-linear interconnected environment, and skill trees to enhance characters and weapons. This title is currently still in development, but will be free on launch.

Sandboxels is an in-browser falling sand simulation game, with mechanics such as heat simulation, electricity, density, chemical reactions, fire, and over 500 unique elements to play with.

Team up with Moon Girl and Devil Dinosaur to catch some baddies!

Fancy Island is a Japanese horror puzzle game with the front page being disguised as a cute Nekomimi illustration gallery front. Upon clicking the catgirl in the middle, the game will begin. The objective is to reach the goal gallery in a point-and-click environment while avoiding jumpscares/monsters.

The Idolmaster: Shiny Colors or "Shinymas", is a training simulation browser game. The game has a system similar to The Idolmaster console games, with the main gameplay including lessons, auditions, and a story with visual novel elements.

I'll show you four words. Find the one that doesn't match.

Downfall BattleGrounds, the upcoming Free-To-Play online survival game from NeoLife Studio. Players will have the opportunity to collect weapons to survive, team up with friends or go solo and even build their own bases! Get ready for an intense, action-packed adventure unlike any other!

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!

Do you have what it takes to win a Presidential Election? Select a year and a candidate to find out. You will answer questions about your platform and positions, and also about your campaign strategy. The answers will affect your popularity for better or worse, both nationally and in individual states. Walk the fine line between appealing to your base and winning a majority of the votes.