9 May 2022
- 16:1416:14, 9 May 2022 diff hist 0 m Portal: Prelude correction
- 16:0516:05, 9 May 2022 diff hist +18 m Portal: The Flash Version added ruffle
18 January 2022
- 14:0914:09, 18 January 2022 diff hist −62 The Underground proofread the trivia section
- 14:0014:00, 18 January 2022 diff hist +21 m Cores No edit summary
15 October 2021
- 12:5412:54, 15 October 2021 diff hist +25 Aperture Tag: The Paint Gun Testing Initiative No edit summary
30 April 2021
- 13:3913:39, 30 April 2021 diff hist +18 N File talk:2 Cut Hard Light Chamber.png added first question
- 13:1013:10, 30 April 2021 diff hist 0 m Portal: Prelude No edit summary
21 April 2021
- 13:5013:50, 21 April 2021 diff hist +59 Portal: Prelude No edit summary
- 13:2513:25, 21 April 2021 diff hist −9 Portal: Prelude No edit summary
11 December 2020
- 00:5900:59, 11 December 2020 diff hist +15 Community content No edit summary
- 00:5700:57, 11 December 2020 diff hist +11 N Talk:Cosmogony Created page with "SAMPLE TEXT"
8 December 2020
- 15:1915:19, 8 December 2020 diff hist +86 Cores No edit summary
- 15:1215:12, 8 December 2020 diff hist +516 Portal: Prelude Final Battle No edit summary
2 December 2020
- 21:3721:37, 2 December 2020 diff hist +4 Portal: Prelude Test Chamber 15 (Bonus) No edit summary current
- 16:5516:55, 2 December 2020 diff hist +4 Portal: Prelude Test Chamber 09 (Bonus) No edit summary current
- 16:5416:54, 2 December 2020 diff hist +4 Portal: Prelude Test Chamber 08 (Bonus) No edit summary current
- 16:5216:52, 2 December 2020 diff hist +4 Portal: Prelude Test Chamber 07 (Bonus) No edit summary current
- 16:4916:49, 2 December 2020 diff hist +6 Portal: Prelude Test Chamber 09 (Advanced) No edit summary
- 16:4816:48, 2 December 2020 diff hist +2 Portal: Prelude Test Chamber 09 No edit summary current
- 16:4616:46, 2 December 2020 diff hist +1 Portal: Prelude Test Chamber 07 No edit summary
- 16:4516:45, 2 December 2020 diff hist +1 Portal: Prelude Test Chamber 15 No edit summary
- 16:4316:43, 2 December 2020 diff hist +4 Portal: Prelude Test Chamber 15 No edit summary
- 16:4016:40, 2 December 2020 diff hist +4 Portal: Prelude Test Chamber 08 No edit summary
- 16:3916:39, 2 December 2020 diff hist +4 Portal: Prelude Test Chamber 07 No edit summary
- 16:3916:39, 2 December 2020 diff hist +4 Portal: Prelude Test Chamber 09 No edit summary
- 16:3416:34, 2 December 2020 diff hist +2 Portal: Prelude Final Battle No edit summary
- 16:3316:33, 2 December 2020 diff hist +293 Portal: Prelude Final Battle No edit summary
- 15:4215:42, 2 December 2020 diff hist +50 Portal: Prelude Test Chamber 15 No edit summary
- 15:4015:40, 2 December 2020 diff hist −1 Portal: Prelude Test Chamber 18 No edit summary current
- 15:3915:39, 2 December 2020 diff hist +11 m Portal: Prelude Test Chamber 18 No edit summary