Fast, realtime regex-extraction, and aggregation into common formats such as histograms, numerical summaries, tables, and more! - zix99/rare Once a regex extracts the groups, there is a handlebars-like expression syntax to allow grouping, readibility enhancements, and comparisons. Features Multiple summary formats including: filter (like grep), histogram, and numerical analysis File glob expansions (eg /var/log/* or /var/log//.log) and -R Optional gzip decompression (with -z) Following -f or re-open following -F (use --poll to poll) Ignoring lines that match an expression Aggregating and realtime summary (Don't have to wait for all data to be scanned) Multi-threaded reading, parsing, and aggregation Color-coded outputs (optionally) Pipe support (stdin for reading, stdout will disable color) eg. tail -f | rare ...