Difference between "So Far" and " As of now"

Please tell me the usages of “So far” and " As of now".

So far, we have completed 5 online projects.

As of now, we have completed 5 online projects.

Both sentences are different?

Generally speaking, “so far” carries a stronger suggestion of progress, and a stronger suggestion that more is to follow.

It means both the sentences have the same meaning?

As of now, we have completed 5 online projects.

First of all, I would say, Language is flexible.
we know that most of the people in us Dont speak English with correct pronunciation.

they tell Donno - to dont know and many examples are there.

To answer your question

there are different ways to say same sentence.

As of now, we have completed 5 online projects.

So Far…etc.

is just like…

What is your name
tell me your name
what is your good name etc.