I started trading with Zerodha last year and I am completely satisfied with their services and products till now. They have following portals to help you in every way.
1.Zerodha Varsity
Here you will get introductory knowledge of stock markets along with fundamental and technical anaysis. Its a great portal for newbie like me.
https://zerodha.com/varsity?c=RA6425
2-Zerodha Pulse
Get all the important news that affects market directly delivered to your trading platform KITE with Zerodha pulse.Helpful for intraday traders
3-Zerodha KITE
Web based trading platform with interactive charts and widely used technical indicators.KITE has smple interface that is easy to understand and we also access backoffice from KITE account directly and can analysis our trading history with P/L report, contarct wise, time wise and on many other parameters.
4-Zerodha PI
Latest product from Zerodha. A desktop based trading platform where we can script our trading strategy and can get help from Zerodha community to script our strategy on Z-connect.PI comes with many latest features such as trade scripting, back testing, automatic alerts generation etc. Check more on https://zerodha.com/pi?c=RA6425
5-Mutual Fund
Now you can invest in mutual fund using Zerodha. They have released it for many mutual funds and soon they will be increasing the list.
6- Support
I think they have good supporting team, as whenever I have faced in any issue it got resolved within SLA time.
This is my experience with Zerodha as a newbie to trading.