Placeholder paragraphs, sentences or words.
Test patterns with live match highlighting.
Reindent SQL queries so they can actually be read.
Entropy, crack-time estimates and weakness checks.
Millisecond stopwatch with lap splits, fastest lap and keyboard start/stop.
Open Graph and Twitter cards with a live link preview and character counts.
Strip repeated lines, keep first or last, case-fold, trim and sort the result.
Expand a crontab into its fields, plain English and the next real run times.
