You can also use Redective to find posts by user. Unlike Unddit, Rareddit or Reveddit, it does not use Pushshift - it does a web search. So, while it is slow, as long as Google works, you'll get your result. Source: 12 months ago

You can actually find out using redective.com. You have said "yellow" 2497 times. Source: over 1 year ago

Https://redective.com A tool that allows you to gather information about a Reddit user, including profile information, total submissions per subreddit, word frequency, hours active and an overview of submissions. Source: almost 2 years ago

If you're curious, head to https://redective.com/ and run a search on your username to find out! Source: almost 2 years ago

There's no problem, you just keep replying. I use https://redective.com/ to see if we've crossed paths before or have any common interests. Source: over 2 years ago

There are browser extensions like Reddit Check or What Hacker News Says which will show Reddit and/or HN comments on any website you visit. So it's very similar in functionality. Sometimes it can be useful. https://chrome.google.com/webstore/detail/reddit-check/mllceaiaedaingchlgolnfiibippgkmj. - Source: Hacker News / 11 months ago

I know you're advertising a tool you made, but I'd be remiss if I didn't mention another cool Chrome extension: Reddit Check. Source: over 1 year ago

Reddit Check - Doesn't find as many threads as the above but seems to work on every website. Make sure to disable exact match and save in options for the best results. Source: almost 2 years ago