Earlier Jupyter was knows as Ipython Notebook.
It is widely used by the scientific community and teachers.
You can also run online Jupyter without installing it from http://try.jupyter.org
you can install Jupyter via conda or pip.
1. Using Anaconda
First, make sure Anaconda is installed.
conda install jupyter
2. Using Pip or pip3
First, make sure you have pip or pip3 installed. (sudo apt-get install python-pip)
pip install jupyter
pip3 install jupyter
Running Jupyter Notebook
Enter this command and jupyter will automatically open up in your default browser.
the default address is http://127.0.0.1:8888
get more infomation
jupyter notebook --help
Installing Jupyter automatically installs the python kernal for installing other programming language kernals. refer this link => https://github.com/ipython/ipython/wiki/IPython-kernels-for-other-languages