The Open Group, which owns and administers TOGAF, publishes the TOGAF Standard itself for free and accredits training partners to deliver official courses. Because it's the source of the exam content, alignment is guaranteed — there's no question of whether the material matches what's tested.
What The Open Group's own resources don't provide is individualized, tracked readiness. The published standard is reference material you read and reread, and accredited training courses run on the training provider's schedule rather than yours, with no adaptive plan built from your specific comprehension gaps.
Edureify's curriculum is built on the same TOGAF Standard, but the Diagnostic identifies specifically which ADM phases or governance concepts are still unclear, and the roadmap keeps you there until your Readiness Score improves — which reading the standard alone doesn't measure.