In Transformers lore, there is no single, universal answer: different continuities give different creators for the Transformers on Cybertron.

Core Answers Across Continuities

  • In many comic and expanded-universe stories, the godlike being Primus creates Cybertron and the first Transformers (often the Thirteen Primes), effectively making him their creator.
  • In the original 1980s animated series, the robotic aliens called Quintessons are depicted as the ones who built the early Cybertronians as products—laborers and weapons—on factory-world Cybertron.
  • Modern takes often blend these: Primus as the divine origin of Cybertronian life, with Quintessons later arriving as exploitative colonizers or engineers of subsequent generations.

Primus and the God-Origin Story

  • Primus is portrayed as a cosmic entity whose spirit becomes Cybertron’s core, from which he creates the first generation of Cybertronians (the Thirteen) to oppose Unicron.
  • Many fans treat this Primus-centered myth as the “default” origin now, since it appears across multiple comics, series, and guides and ties into broader Transformers cosmology.

Quintessons and the Factory-World Cybertron

  • In the G1 cartoon, Quintessons are interstellar arms dealers who manufacture Autobots as workers and Decepticons as war machines, turning Cybertron into a planetary factory.
  • The Cybertronians eventually rebel under leaders like Alpha Trion, overthrowing their makers and claiming Cybertron as their own, which reframes “creation” as both engineering and oppression.

Movie Universe and Other Variants

  • In the live-action films, mysterious “Creators” and the sorceress-like figure Quintessa are hinted as responsible for Cybertronian life, but their exact role and connection to Primus or the AllSpark remain ambiguous.
  • Other series and fan discussions point to entities like the AllSpark as a more impersonal origin, with Primus, Quintessons, or others layered on top as myth, retcon, or alternate timelines.

Simple Takeaway

  • If the question is “in most modern lore, who created the Transformers on Cybertron?”, the best short answer is: Primus created Cybertronian life, while the Quintessons created or manufactured many of the early Transformers in some continuities.

Information gathered from public forums or data available on the internet and portrayed here.