How to make a new project
Create a new article in the Minecraft Wiki namespace which has the name of your project. For instance, if you wanted to make a project to translate the wiki into Greek, you could make the article "Minecraft Wiki:Projects/Greek translation".
The project page itself should be clear on what the project is trying to achieve. It may include things like:
Once the project page is ready, remember to add it to the list of current projects below and to Category:Projects
A handy template for translation projects can be found here.
Organization and Research projects