- Create an eclipse plug-in
- Create a new feature that regarding to your plug-in
- File > New > Other… > Plug-in Development > Feature Project
- Try to follow the instructions to complete your setup.
- Create an update site
- New -> Plug-in Development -> Update Site Project
- Select the feature in the step 2
- Click “Build All”
Now, your finish creating an eclipse plug-in with update site of manual install.
You can go :
- Help -> Install New Software…;
- click “Add…”, select the folder of update site
- select plug-in that you want to install and so on.
All instructions are here: