Popular games built on game engine Clausewitz Engine

Rule your land and dominate the world with unparalleled freedom, depth and historical accuracy. Write a new history of the world and build an empire for the ages.

The Dark Ages might be drawing to a close, but Europe is still in turmoil. Petty lords vie against beleaguered kings who struggle to assert control over their fragmented realms. The Pope calls for a Crusade to protect the Christians in the Holy Land even as he refuses to relinquish control over the investiture of bishops - and their riches. Now is the time for greatness. Expand your demesne and secure the future of your dynasty. Fill your coffers, appoint vassals, root out traitors and heretics, introduce laws and interact with hundreds of nobles, each with their own agenda. A good lord will always need friends to support him. But beware, as loyal vassals can quickly turn to bitter rivals, and some might not be as reliable as they seem... Stand ready, and increase your prestige until the world whispers your name in awe. Do you have what it takes to become a Crusader King? Crusader Kings II explores one of the defining periods in world history in an experience crafted by the masters of Grand Strategy. Medieval Europe is brought to life in this epic game of knights, schemes, and thrones...

Victory is at your fingertips! Your ability to lead your nation is your supreme weapon, the strategy game Hearts of Iron IV lets you take command of any nation in World War II; the most engaging conflict in world history. From the heart of the battlefield to the command center, you will guide your nation to glory and wage war, negotiate or invade. You hold the power to tip the very balance of WWII. It is time to show your ability as the greatest military leader in the world. Will you relive or change history? Will you change the fate of the world?

Experience one of the most defining periods in world history in an experience crafted by the masters of Grand Strategy. The greatest cultural and military civilizations are brought to life through this epic title rife with great strategic and tactical depth. Set during the golden age of the Roman Republic when the Senate ruled the Empire, Vae Victis features a massive number of additions and improvements to Europa Universalis: Rome, a game that was already one of the most prominent to depict that era in the widest scope. An overview of these key changes begins with government, which has received a lot of attention for the expansion in order to produce more fluid and balanced gameplay. The cast of historical characters of the ancient world have also had a significant overhaul across a variety of areas and with the addition of missions, decisions and laws.

Europa Universalis III delves deeply into the areas of exploration, trade, warfare and diplomacy. This epic strategy game lets players take control of a nation and guide it through the ages to become a great global empire. Unparalleled in its depth and historical accuracy, Europa Universalis III gives the player unprecedented freedom in how they choose to rule their nation from an impressive choice of over 250 historically accurate countries.

Explore a galaxy full of wonders in this sci-fi grand strategy game from Paradox Development Studios. Interact with diverse alien races, discover strange new worlds with unexpected events and expand the reach of your empire. Each new adventure holds almost limitless possibilities.

At the demand of the devout fanbase, this is the 4th expansion of the classic historical strategy game Europa Universalis III. Enhancing every aspect of the game to create an even deeper and more rewarding experience.

Use your power as a Feudal Lord to unite the land of the Rising Sun under your iron fist.

The strategy wargame March of the Eagles is dedicated to the era 1805-1820 focused on the dramatic conflicts of Europe. March of the Eagles explores one of the defining periods in European history in an experience crafted by Paradox Development Studio, the masters of Grand Strategy and makers of Hearts of Iron and Europa Universalis. The Napoleonic War is brought to life in this war-focused strategy game.

Europa Universalis III Complete includes the original Europa Universalis III as well as the expansions In Nomine and Napoleons Ambition Europa Universalis III delves deeply into the areas of exploration, trade, warfare and diplomacy. This epic strategy game lets players take control of a nation and guide it through the ages to become a great global empire. Unparalleled in its depth and historical accuracy, Europa Universalis III gives the player unprecedented freedom in how they choose to rule their nation from an impressive choice of over 250 historically accurate countries.

Conquest of Paradise focuses on the New World. It adds an expansion to the mechanics of tribal nations, most prominently Native American ones. It also adds a random new world generator which randomizes the landscape of North and South America. The accompanying patch also added colonial regions, protectorates and new starting nations as well as many other small additions and fixes.

While Europe slowly pulls itself from a period of darkness, the East continues to shine brightly. The Ming throne is set on a foundation of thousands of years of civilization while Japanese warlords do battle in honorable array, holding tight to their bushido code. The gods have blessed Asia with wealth and culture.

Uncover the ruins of long-dead civilizations in Relic Worlds to piece together the story of their rise and eventual downfall. Mine their derelict cities and ships to unearth the truth, discover powerful relics and harness them for your own empire’s ambitions.

Europa Universalis IV - Origins includes: - Jewish Religion: The Ethiopian Jews of Beta Israel are included, and Jewish nations can choose from nine religious characteristics to accentuate their national strengths. - New Regional Mission Trees: New Missions for minor powers in Central, East and West Africa, as well as the African Horn. - New Army Sprites: 4 new army sprites each for Congo, Great Lakes, Southern Africa and Bantu nations. - Two New Missionary models: African Coptic and African Fetishist missionary animations added.

Star Trek: Infinite is a grand strategy experience that lets you play your own Star Trek story as the leader of one of four major factions in the galaxy. Follow the specially crafted story or blaze your own trail in the first Star Trek grand strategy game.

Red Flood is a mod for Hearts of Iron IV set in an alternate timeline where the Great War ended in stalemate. The year is now 1936 and Europe once more is on the brink of war.

This mod is an overhaul of Hearts of Iron IV and takes place in alternate timeline where Russia, after the Brusilov's offensive manages to break through the Austrian defenses taking out Austria Hungarian Empire from the war. Germany, fearing complete destruction of their Empire sued for peace later in the beginning of 1917.

Discover new ways to expand your empire in this expansion to Paradox Development Studio’s flagship game about the early modern era. Europa Universalis IV: Emperor brings new depth and new options to your efforts to dominate the globe in the early modern world. Revolutions spread like wildfire, demanding action from kingdoms that don’t want to be swept up in the feverish calls for reform. Old mechanics are reinterpreted and new options are available on a freshly redrawn map of the continent.

Europe is in turmoil. The land has been fragmented into petty fiefdoms. The Emperor is struggling with the Pope. The Holy Father declares that all who go to liberate the Holy Land will be freed of their sins. Now Is the Time For Greatness…

Chronicles of Omniluxia is a total conversion mod set in the original fantasy world of Omniluxia. Every aspect of the game has been entirely overhauled to fit the new early medieval fantasy setting. Omniluxia was originally released in 2019 and over the last year we have picked it back up and spent countless hours getting the mod into great shape for release with tons of new content, flavor, bug fixes, and map improvments.

Equestria at War is a Hearts of Iron IV mod that seeks to recreate the fantastical world of Equestria from the My Little Pony franchise, dimmed with a bleaker setting rife with both nuances and its own plentiful twists, such as the notion of industrialization, far-reaching corruption and an ample amount of political intrigue.

The Galaxy is vast and full of wonders, and it is up to you to store records of all the unique lifeforms and marvels you will meet. Build a new megastructure, and collect examples of specimens you will meet in your space-faring adventures!

Imperator: Invictus is a collaborative effort by the Imperator modding community. The primary aim of this mod is to enhance the flavour of the game adding content and balance challenges to enrich the immersive experience.

Little remains of those settlements where the Black Death has passed through. Hasty burials make a mockery of the sacraments and set a feast for the crows. Once prosperous provinces have been laid waste, and the lord of the land hides away – secluded in his hilltop fortress, hoping the plague will pass him by. Wiser princes took precautions, and didn’t waste the revenues from more prosperous years. But, in time, all must pay The Reaper’s Due. The Reaper’s Due adds a host of new mechanics centered on the Black Death and other world shaping epidemics. Lock your gates to keep the plague from infecting your court, even if it means cutting yourself off from your suffering citizens. Peace and good management will see your provinces reward you with greater wealth and manpower, but constant war and disease may depopulate your countryside.