Top layer (TL)
Solve the last layer but the centres: 5 cases.
Source: LowCubes, https://www.lowcubes.com/fto/tl, retrieved 2026-10-24: case names and groups, and each case's algorithms, the primary one first (no votes, setups or readable case images). Every algorithm shown was checked by the logic engine; rejected ones are listed in docs/db-exclusions.md.