Where can I learn Salesforce development for free?

There are various platforms are available on the internet to do so,

But one of the most easiest and interesting platform “Trailhead | The fun way to learn Salesforce”.

Trailhead is provided by the salesforce for free learning.

you just need to create an account on the trailhead or you can use your existing salesforce account.

Trailhead provides learning in a Better Way with badges and points system.

It separated all the modules at different difficulty levels. For example admin beginner,

admin intermediate and admin advance. Apart from this other internet The site also provides

basic learning of salesforce like http://www.salesforcetutorial.com, Salesforce official YouTube channel, etc. All the above resources are free for Salesforce learning.

Here you can create a free Salesforce developer account by signup.

Thanks