Glogg enables you to browse and search through huge or complex log files. It is optimized for very large files and support all types of (text) log files, including webserver logs, database logs, application logs etc.You can use regular expressions to automatically colorize critical entries in the file, or use the search option to quickly find log lines that match a regular expression or wildcard query.Glogg can also follow a log that is written to disk in real-time, allowing you to monitor the log file without having to reload it.Other features include and option to mark interesting lines, support for grep/egrep like regular expressions, keyboard commands, and more. Open Source.