TLauncher - There are not so many good Minecraft launchers nowadays, and yet they exist – TLauncher being one of them.
Prism Launcher - A custom launcher for Minecraft that allows you to easily manage multiple installations of Minecraft at once. It is a MultiMC fork.
GDLauncher - GDLauncher is a custom Minecraft launcher with simplicity and power in mind. It allows users to create custom instances (also with forge), download curse modpacks and mods and more!
ATLauncher - ATLauncher is a launcher which has many groups made mod packs for the prominent sandbox game Minecraft.
LauncherFenix - Free Minecraft launcher for Spanish-speaking players
SKLauncher - An awesome launcher for Minecraft !!