- Friday the 13th 1979 (Second Draft) added under "FINISHED".
- Friday the 13th 1984 (Second Draft) added under "FINISHED".
- Friday the 13th 1990 (Fourth Draft) added under "FINISHED".
- Friday the 13th 1990 (Third Draft) added under "FINISHED".
- Universe 3 removed.
- Universe 4 renamed Universe 14.
- Universe 5 renamed Universe 3.
- Universe 6 renamed Universe 4.
- Universe 7 renamed Universe 5.
- Universe 8 renamed Universe 19.
- Universe 12 renamed Universe 508/revised.
- Universe 13 renamed Universe 12.
- Universe 15 revised.
- Universe 19 renamed Universe 712/revised.
- Universe 21 removed.
- Universe 40 renamed Universe 8.
- Universe 41 renamed Universe 40.
- Universe 49 renamed Universe 6.
- Universe 260 renamed Universe 21.
- Universe 992 added.
- Friday the 13th 1980 (Revised First Draft 2) added under "FINISHED".
- Friday the 13th 1984 (Revised First Draft) added under "FINISHED".
- Friday the 13th 1989 (Revised First Draft) added under "FINISHED".
- Friday the 13th 1990 (Second Draft) added under "FINISHED".
- Universe 2 revised.
- Universe 4 revised.
- Universe 40 renamed Universe 41.
- Universe 95 revised.
- Universe 688 revised.
- Universe 9997 removed.
- Universe 93060 removed.
- Universe 103865 & Universe 730911 merged into Universe 77.
- Universe 149166 removed.
- Fletcher Hanks universe designated Universe 1239.
- "The K-Metal from Krypton" universe designated Universe 40.
- "Lois Lane's Super Dream" universe designated Universe 125.
- "The Reign of the Superman" universe designated Universe 133.
- Siegel & Keaton Superman universe designated Universe 634.
- Superman: Flyby universe removed.
- T.H.U.N.D.E.R. Agents universe designated Universe 1165.
- Ultimate DCU designated Universe 136.
- "Yesterdays Gone"/"Chronocide!" universe designated Universe 678.
UPDATE
- Removed all update notices prior to 2024/01/31.