Over at the now-defunct Fantastic Metropolis site is an article from a while back on Hungarian science fiction by Péter Michaleczky, with a very brief history of the genre in Hungary and a List of The Most Important Hungarian SF novels from between 1975-2000.
Who wouldn’t want to read Kiálts farkast! (“Cry Wolf!”), for instance, by András Gáspár, published in 1990?
A great cyberpunk post-modern novel set in a futuristic Budapest. Zsigmond Vogel returns to Earth to find out who he is and who is his enemy. It is a world of neon lights, computers, businessmen, and a new life form, an intelligent plasma born from litter and radioactivity. Vogel has only one choice: he must destroy the most influential man in the world, who has taken control of the plasma. – read the rest of the article.