Is there any alternative to digital ocean
Yes. There are few like Vultr, Kamatera, Hostinger, DreamHost, InMotion Hosting etc. But the most affordable cloud host is Vultr. It offers 8 cloud plans on a monthly and hourly basis.
can you guide me how to use vultr
Hey!
The best alternatives to Digital Ocean are VmWare and Virtual Box.
However, if you are looking for similar platforms there are many!
Please visit this link for more information and a wider idea (based on cost as well).
And since you wanted to know about Vultr, you can visit this page for a better idea about it.
Here are a few additional sources to help you with Vultr:
Hope this helps! 
The Best alternative for Digital ocean droplet and vmware is to install pycharm by following step by step process as shown in this video - https://youtu.be/MoeQlmeJnPg
This will provide you a better user Interface than vmware .
Then open Command prompt in your system and follow following steps to install Bolt python Library:-
1. Check Python is installed or not.
C:\WINDOWS\system32>python --version
Python 3.8.0
2. Check pip is installed or not
C:\WINDOWS\system32>pip --version
pip 19.3.1 from c:\program files\python38\lib\site-packages\pip (python 3.8)
3. To install pip
curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
Then run the following:
python get-pip.py
To install boltiot library
pip install boltiot
Yes shivamdixit1712 , there are various other alternatives to digital ocean , the one that is most used is Virtual Machine. Download any virtual Machine software.Using this software you can install ubuntu or kali Linux on your computer simultaneously along with windows. Here is the ink that I used https://www.virtualbox.org/wiki/Downloads
Hi,
If you have a problem in buying a digital ocean.or if your system is not supporting Linux software.
I have another way to, follow the steps
1.Install Anaconda https://www.anaconda.com/products/individual using this link, this is a free open source software.
2.Go to Anaconda and click inside jupyter Notebook(You can type the python code in jupyter notebook).
3.type this
python -m pip install <package> in the package area you should type what package you want eg: python -m pip install boltiot.
4.If you have an problem in installing the packages visit this website:https://jakevdp.github.io/blog/2017/12/05/installing-python-packages-from-jupyter/.
5.By following these steps, you will not need to buy a digital ocean account or to setup the Virtual Machine
Thank you ,Hope this helps you!!
Hey everyone, How about using google Collab it works fine for me, You should also try it.
It gives us around 108gb disk space and around 12gb which can also be upgraded for few bucks.!!
Iām not sure it is better than the digital ocean or not, but it works great for a short time testing.
Have you tried WP Engine?
I have some WP Engine coupon that can get you 4 months for free; so you can try and see it for yourself.