SecondFill.com is a review-focused whisky site. It has a database of whiskies, brands, distilleries and bottlers and is a great place for your personal whisky writing.
If you're a frequent visitor of Reddit communities such as /r/scotch, you'll find the Reddit exporter useful. Once you've written your review, it only takes a couple of clicks to get a nicely formatted post submitted to the subreddit of your choice.