| 1 | | Stellaris: Ancient Relics Story PackApp ID 1045980 | dlc | 4 Jun 2019 |
| 2 | | Stellaris: Anniversary PortraitsApp ID 633310 | dlc | 9 May 2017 |
| 3 | | Stellaris: ApocalypseApp ID 716670 | dlc | 22 Feb 2018 |
| 4 | | Stellaris: Aquatics Species PackApp ID 1749080 | dlc | 22 Nov 2021 |
| 5 | | Stellaris: Astral PlanesApp ID 2534090 | dlc | 16 Nov 2023 |
| 6 | | Stellaris: BioGenesisApp ID 3417840 | dlc | 5 May 2025 |
| 7 | | Stellaris: Cosmic StormsApp ID 2863060 | dlc | 10 Sep 2024 |
| 8 | | Stellaris: Distant Stars Story PackApp ID 844810 | dlc | 22 May 2018 |
| 9 | | Stellaris: Expansion SubscriptionApp ID 2729490 | dlc | 27 Feb 2024 |
| 10 | | Stellaris: FederationsApp ID 1140001 | dlc | 17 Mar 2020 |
| 11 | | Stellaris: First Contact Story PackApp ID 2277860 | dlc | 14 Mar 2023 |
| 12 | | Stellaris: Galactic ParagonsApp ID 2380030 | dlc | 9 May 2023 |
| 13 | | Stellaris: Grand Archive Story PackApp ID 2863080 | dlc | 29 Oct 2024 |
| 14 | | Stellaris: Infernals Species PackApp ID 3283220 | dlc | 25 Nov 2025 |
| 15 | | Stellaris: Leviathans Story PackApp ID 518910 | dlc | 20 Oct 2016 |
| 16 | | Stellaris: Lithoids Species PackApp ID 1140000 | dlc | 24 Oct 2019 |
| 17 | | Stellaris: MegaCorpApp ID 944290 | dlc | 6 Dec 2018 |
| 18 | | Stellaris: Necroids Species PackApp ID 1341520 | dlc | 29 Oct 2020 |
| 19 | | Stellaris: NemesisApp ID 1522090 | dlc | 15 Apr 2021 |
| 20 | | Stellaris: NomadsApp ID 4241420 | dlc | 15 Jun 2026 |
| 21 | | Stellaris: OverlordApp ID 1889490 | dlc | 12 May 2022 |
| 22 | | Stellaris: Plantoids Species PackApp ID 498870 | dlc | 4 Aug 2016 |
| 23 | | Stellaris: Rick the Cube Species PortraitApp ID 2863180 | dlc | 11 Apr 2024 |
| 24 | | Stellaris: Scenario Pack 1App ID 4241450 | dlc | — |
| 25 | | Stellaris: Scenario Pack 2App ID 4355700 | dlc | — |
| 26 | | Stellaris: Season 10App ID 4241400 | dlc | 29 Apr 2026 |
| 27 | | Stellaris: Shadows of the ShroudApp ID 3417850 | dlc | 22 Sep 2025 |
| 28 | | Stellaris: Stargazer Species PortraitApp ID 3417860 | dlc | 24 Mar 2025 |
| 29 | | Stellaris: The Machine AgeApp ID 2840100 | dlc | 7 May 2024 |
| 30 | | Stellaris: Toxoids Species PackApp ID 2115770 | dlc | 20 Sep 2022 |
| 31 | | Stellaris: WillpowerApp ID 4241440 | dlc | — |
| 32 | | Vipra the Vapor Species PortraitApp ID 4241410 | dlc | 29 Apr 2026 |