Josef Antonin Planicky (also spelled Planičky) was a Czech composer and musician active mainly in the late 18th and early 19th centuries. He is recognized for his contributions to the classical music genre, particularly in chamber music and symphonic works. Planicky’s compositions often reflect the stylistic transitions of the Classical to early Romantic periods. Notable works include several symphonies, string quartets, and chamber music pieces, which showcase his adeptness in melody and orchestration. His music was characterized by its lyrical quality and structural clarity, aligning with the broader trends of the time while also exhibiting a unique voice. Planicky's impact on music is seen in his role within the Czech musical landscape, as he contributed to the development of Czech identity in classical music during a time when it was largely dominated by German influences. Although not as widely known as some of his contemporaries, his works are appreciated for their craftsmanship and emotional depth, and he is recognized as an important figure in the evolution of Czech classical music. His legacy continues to resonate, particularly within the context of chamber music ensembles and regional music festivals.