Yes you can download plugins for Roblox Studio yet there is not many out there.
Just go to bukkit.org and download craft bukkit and install the plugins that you want
One can download vplug plugins at the main website of the program vplug. Or they can also download from skystar-2, sat4friend, trudyu, etc. It is a common program that can be easily found.
Yes. It doesn't matter if it's LAN I believe. You just have to download some plugins and put it in the plugins server if you're using vanilla minecraft.
Bukket download it for awesome things
Download the latest CraftBukkit server from bukkit.org(top-right corner of the home page). For plugins, click on 'Get Plugins'.
Go to Firefox.com, click Addons, and in the sidebar click Plugins.
To decorate your website, you can download themes or plugins to change the appearance.
depending on what plugin seach the missing plugins name
You go to BukkitDEV or Bukkit Plugin list. Then Download and take the .jar into the plugins Also, some come with folders so put the folder in the plugins folder aswell. *Note* You need a Bukkit server for this.
You can download AMX Mod X and its plugins at: amxmodx.org
You can download minecraft plugins from planet minecraft minecraft forums bukkit (for multiplayer) mods for minecraft.com mods for minecraft.net