The Geeks Club
Vendor dashboard
Search
For vendors
AdvertiseTop spots, featured rows, home sponsor Get listedAdd a product we don't cover yet Claim a listingFree: verify the domain, then correct your page Vendor dashboardNumbers, orders and placements

Best Cosmic Client Alternatives in 2026

Updated

20 platforms from Minecraft launchers ranked against Cosmic Client on the same published basis.

  1. 1
    Prism Launcher Free plan LinuxMacWin Free8.9
    Cosmic Client vs Prism Launcher
  2. 2
    Refract Free plan WinMacLinux Free8.7
    Cosmic Client vs Refract
  3. 3
    LabyMod Free plan AndroidiOSLinuxMacWin Free8.7
    Cosmic Client vs LabyMod
  4. 4
    Spectra Launcher Free plan LinuxMacWin Free8.6
    Cosmic Client vs Spectra Launcher
  5. 5
    X Minecraft Launcher Free plan LinuxMacWin Free8.6
    Cosmic Client vs X Minecraft Launcher
  6. 6
    Thendrask Launcher Free plan LinuxMacWin $3/mo8.6
    Cosmic Client vs Thendrask Launcher
  7. 7
    Cactus MC Launcher Free plan LinuxMacWin Free8.5
    Cosmic Client vs Cactus MC Launcher
  8. 8
    ATLauncher Free plan LinuxMacWin Free8.4
    Cosmic Client vs ATLauncher
  9. 9
    OpenJar Launcher Free plan LinuxMacWin Free8.4
    Cosmic Client vs OpenJar Launcher
  10. 10
    Minecraft Launcher Free plan AndroidiOSLinuxMacWin Free8.4
    Cosmic Client vs Minecraft Launcher
  11. 11
    GDLauncher Free plan LinuxMacWin Free8.3
    Cosmic Client vs GDLauncher
  12. 12
    FTB App Free plan LinuxMacWin Free8.3
    Cosmic Client vs FTB App
  13. 13
    Modrinth Free plan apiLinuxMacWebWin $4.99/mo8.3
    Cosmic Client vs Modrinth
  14. 14
    PolyMC Free plan LinuxMacWin Free8.1
    Cosmic Client vs PolyMC
  15. 15
    Vermeil Free plan LinuxWin Free8.1
    Cosmic Client vs Vermeil
  16. 16
    Basalt Launcher Free plan LinuxMacWin Free8.1
    Cosmic Client vs Basalt Launcher
  17. 17
    Histolauncher LinuxMacWin 8.0
    Cosmic Client vs Histolauncher
  18. 18
    Onyx Launcher Free plan LinuxWin Free8.0
    Cosmic Client vs Onyx Launcher
  19. 19
    Fjord Launcher Free plan LinuxMacWin Free8.0
    Cosmic Client vs Fjord Launcher
  20. 20
    Portal Launcher Free plan LinuxMacWin Free7.9
    Cosmic Client vs Portal Launcher

Cosmic Client alternatives compared

#PlatformScoreFree planFromRuns on
1Prism Launcher8.9Free planFreeLinux, Mac, Windows
2Refract8.7Free planFreeWindows, Mac, Linux
3LabyMod8.7Free planFreeAndroid, iOS, Linux, Mac, Windows
4Spectra Launcher8.6Free planFreeLinux, Mac, Windows
5X Minecraft Launcher8.6Free planFreeLinux, Mac, Windows
6Thendrask Launcher8.6Free plan$3/moLinux, Mac, Windows
7Cactus MC Launcher8.5Free planFreeLinux, Mac, Windows
8ATLauncher8.4Free planFreeLinux, Mac, Windows
9OpenJar Launcher8.4Free planFreeLinux, Mac, Windows
10Minecraft Launcher8.4Free planFreeAndroid, iOS, Linux, Mac, Windows
11GDLauncher8.3Free planFreeLinux, Mac, Windows
12FTB App8.3Free planFreeLinux, Mac, Windows
13Modrinth8.3Free plan$4.99/moAPI, Linux, Mac, Web, Windows
14PolyMC8.1Free planFreeLinux, Mac, Windows
15Vermeil8.1Free planFreeLinux, Windows
16Basalt Launcher8.1Free planFreeLinux, Mac, Windows
17Histolauncher8.0Linux, Mac, Windows
18Onyx Launcher8.0Free planFreeLinux, Windows
19Fjord Launcher8.0Free planFreeLinux, Mac, Windows
20Portal Launcher7.9Free planFreeLinux, Mac, Windows
Make your platform an alternative to Cosmic Client

The sponsored alternative slot on this page is labelled Sponsored.

See the price

Questions about Cosmic Client alternatives

What is the best alternative to Cosmic Client?

Prism Launcher, number 1 in Minecraft launchers with a score of 8.9 out of 10. The others here: Refract, LabyMod, Spectra Launcher and 16 more.

What is the best free alternative to Cosmic Client?

Prism Launcher is the best-ranked alternative with a free plan. 19 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.