So the other day i stumbled upon this site:
https://750words.com
So, it is basically, an online diary; you just register and start writing. The idea is that you blog, but nobody can see it - i guess it's for people who don't feel like other people reading what they write (or just don't think other people would find it useful), or at least, not all the time. After you finish the day (every day you can write, and when the day is over or something like that) there's an analysis (or at least it could be called so) of what you've written, how you felt, your mindset while writing, time-orientation etc.