Opera GX, Portable Edition 71.0.3770.287(gaming browser) Released (October 21, 2020) (PortableApps.com)
Opera GX adds new color themes plus GX Cleaner to purge those old files October 27, 2020 https://blogs.opera.com/desktop/2020/10/opera-gx-cleaner-secondary-colors/
Opera GX, Portable Edition 71.0.3770.323 (gaming browser) Released (November 15, 2020) (PortableApps.com)
Razer enables custom Chroma lighting effects for Opera's gaming browser Opera GX can now trigger dynamic visual cues on Razer's Chrome devices December 2, 2020 https://www.engadget.com/razer-chroma-lighting-effects-opera-gx-083009991.html Opera: Opera GX adds dynamic Razer Chroma™ RGB Lighting Effects to accompany your browsing
Opera GX, Portable Edition 72.0.3815.454 (gaming browser) Released (December 18, 2020) (PortableApps.com)
Opera GX, Portable Edition 72.0.3815.465 (gaming browser) Released (January 15, 2021) (PortableApps.com)
Opera now has a game engine to go with its gamer-focused browser GameMaker will 'form the cornerstone' of a new team called Opera Gaming. January 20, 2021 https://www.engadget.com/opera-buys-gamemaker-studio-2-developer-yoyo-games-160045897.html
Opera GX, Portable Edition 73.0.3856.396 (gaming browser) Released (February 10, 2021) (PortableApps.com)
FYI. Opera GX, Portable Edition 73.0.3856.400 (gaming browser) Released for the PA Platform, courtesy of PortableApps.com.
Opera GX, Portable Edition 73.0.3856.415 (gaming browser) Released (March 14, 2021) (PortableApps.com)
FYI. Opera GX, Portable Edition 73.0.3856.421 (gaming browser) Released for the PA Platform, courtesy of PortableApps.com.
Opera GX, Portable Edition 73.0.3856.427 (gaming browser) Released (April 9, 2021) (PortableApps.com)
Opera GX, Portable Edition 73.0.3856.431 (gaming browser) Released (April 14, 2021) (PortableApps.com)
FYI. Opera GX, Portable Edition 73.0.3856.438 (gaming browser) Released for the PA Platform, courtesy of PortableApps.com.
FYI. Opera GX, Portable Edition 75.0.3969.244 (gaming browser) Released for the PA Platform, courtesy of PortableApps.com.
Opera GX, Portable Edition 75.0.3969.259 (gaming browser) Released (April 29, 2021) (PortableApps.com)
FYI. Opera GX, Portable Edition 75.0.3969.282 (gaming browser) Released for the PA Platform, courtesy of PortableApps.com.
FYI. Opera GX, Portable Edition 75.0.3969.285 (gaming browser) Released for the PA Platform, courtesy of PortableApps.com.
Opera GX, Portable Edition 76.0.4017.205 (gaming browser) Released (June 18, 2021) (PortableApps.com)
Opera GX update brings a Light mode for the interface July 2, 2021 https://www.ghacks.net/2021/07/02/opera-gx-update-brings-a-light-mode-for-the-interface/
Opera GX, Portable Edition 76.0.4017.227 (gaming browser) Released (July 12, 2021) (PortableApps.com)
FYI. Opera GX, Portable Edition 77.0.4054.298 (gaming browser) Released for the PA Platform, courtesy of PortableApps.com
Opera GX, Portable Edition 78.0.4093.186 (gaming browser) Released (August 30, 2021) (PortableApps.com)