Christian denominations similar to or like Unity of the Brethren

The Hussites (Husité or Kališníci; "Chalice People") were a Czech Proto-Protestant Christian movement that followed the teachings of reformer Jan Hus, who became the best known representative of the Bohemian Reformation. The Hussite movement began in the Kingdom of Bohemia and quickly spread throughout the remaining Lands of the Bohemian Crown, including Moravia and Silesia. Wikipedia

Christian movement in the late medieval and early modern Kingdom and Crown of Bohemia (mostly what is now present-day Czech Republic, Silesia and Lusatia) striving for a reform of the Roman Catholic Church. Considered one of the most important religious, social, intellectual and political movements of the early modern period. Wikipedia

Petr Chelčický (c. Czech Christian spiritual leader and author in the 15th century Bohemia, now the Czech Republic. Wikipedia

Czech theologian and philosopher who became a Church reformer and the inspiration of Hussitism, a key predecessor to Protestantism and a seminal figure in the Bohemian Reformation. Considered the second Church reformer, as he lived before Luther, Calvin and Zwingli. Wikipedia

Major movement within Western Christianity in 16th-century Europe that posed a religious and political challenge to the Catholic Church and in particular to papal authority, arising from what were perceived to be errors, abuses, and discrepancies by the Catholic Church. The start of Protestantism and the split of the Western Church into Protestantism and what is now the Roman Catholic Church. Wikipedia

Political movement in the Czech Republic, with its roots in the Bohemian Reformation, which peaked in the early 20th century. It later dissolved into the nascent Czech communist movement, before seeing a resurgence after the fall of the Fourth Czechoslovak Republic in the Velvet Revolution. Wikipedia