>Last Year
>December 2023 we get Whispers in the Walls
>Big update, adds new tileset, new syndicate, advances the story, adds Tennokai mechanic and adds Alchemy and Netracells as new mission types and new faction
>March 2024 we get Dante Unbound
>A brand new weekly endgame mode
>June 2024 we get Jade Shadows
>A new story quest, revamped Stalker and a new game mode

>This year
>December 2024 we get 1999
>"Big" update so we get new syndicate, tileset and story quest and a new faction
>No real new game modes, no new mechanics and it was hyped for over a year
>March 2025 we get Techrot Enocre
>New Infested Lich system that was moved from already lackluster 1999, otherwise this update has literally nothing new
>June 2025 we get Isleweaver
>Literally nothing new
Grim.
Koumei, which released after an update with new story quest and a new game mode and was made with a massive update promised on the horizon had arguably more content than Isleweaver, even Techrot Encore if you don't count the Techrot stuff that was supposed to be 1999 which itself had less content than Whispers.
Soulframe is unironically committing murder suicide on Warframe.