LTS Release Versions
| Release Date | Release Name | Feature Set Equals To | Bug-fix Period Ends | Status | 
| 2017, October | Argon | 17.24.0 | 2018, October |  Archived | 
| 2018, March | Barium | 18.8.0 | 2019, March |  Archived | 
| 2018, September | Carbon | 18.22.0 | 2019, September |  Archived | 
| 2019, March | Deuterium | 19.7.0 | 2020, March |  Archived | 
| 2019, October | Europium | 19.21.0 | 2020, October |  Archived | 
| 2020, March | Fermium | 20.8.0 | 2021, March |  Archived | 
| 2020, October | Gallium | 20.19.0 | 2021, October |  Archived | 
| 2021, April | Helium | 21.4.0 | 2022, April |  Archived | 
| 2021, November | Iodine | 21.15.0 | 2023, November |  Active | 
| 2022, April | Krypton | 22.6.1 | 2023, April |  Archived | 
| 2022, September | Lithium | 22.16.0 | 2023, September |  Active | 
| 2023, May | Mercury | 23.5.0 | 2024, May |  Active |