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.

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…

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.

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.

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.

In Europa Universalis IV:Mare Nostrum, you now have even more tools at your disposal as you guide your nation through the early modern world. As its name suggests, Mare Nostrum introduces new systems connected to naval warfare and control of trade.

It is 2020. The world holds it’s breath as a newly discovered coronavirus disease spirals out of control, and spreads like wildfire worldwide. Economies plunge into another recession, societies further radicalize, and worst of all, political instability is on the rise. Surely nothing worse could happen, right? With the collapse of Saudi Arabia into civil war, the Coronavirus Pandemic, and the nationwide riots against police brutality, at a scale worse than the 1992 LA riots, the United States of America is facing it’s darkest hour. It’s collapse is inevitable, and the world balance is at stake. With the death of the American Hegemony, her modern rivals eye their historic territories with an unfound vigor.

Common Sense focuses on diplomacy, religion and internal development. New religious gameplay is added, focusing on Protestants and Buddhists. Parliaments are added, and a special parliamentary government is granted to England. The coinciding patch included new religions, improvements to the peace system and a reworking of the fort system. The number of building slots were also decreased, but the existing ones made more powerful.

Res Publica focuses on governance and trade. New mechanics pertaining to elections are introduced, along with election events for the Dutch republics and a national focus. The Republican Dictatorship form of government is also included. The accompanying patch included extra idea groups and Merchant Republic factions.

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.

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.

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.

Addition or additional script adds a fictional invasion of bloodthirsty Aztecs in Europe. This is the first Paradox Development Studios, where they have departed from the true story.

The Republic is the third expansion for the critically praised strategy / RPG Crusader Kings II. In The Republic you play as a Patrician in one of the great medieval Merchant Republics. Expand your trade empire as you compete with the other four Patrician families for the coveted position of Doge and the leadership of the Republic.

Provides an opportunity to play for the Muslim dynasty, also adds to them new kinds of intrigue and various features. Muslims can have one home to his wife and three secondary. Half of the main skills of the wife goes to the governor.

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.