Open source real-time web log analyzer and interactive viewer that runs in a terminal in *nix systems or through your browser.

Graylog is a powerful Security Information and Event Management (SIEM) solution offering a robust log analytics platform that simplifies the collection, search, analysis, and alerting of all types of machine-generated data.

LogExpert is a Windows tail program (a GUI replacement for the Unix tail command). LogExpert is free for non-commercial or commercial use.

Visualizes your stack, aggregates logs into structured data, supports SQL queries for fast search. Real-time processing up to 1B log lines per second.

AWStats is a free powerful and featureful tool that generates advanced web, streaming, ftp or mail server statistics, graphically. This log analyzer works as a CGI or from command line and shows you all possible information your log contains, in few graphical web pages.

All log file contents are merged into a single view based on message timestamps. You no longer need to manually correlate timestamps across multiple windows or figure out the order in which to view rotated log files.

Looking for a better way to view log files? LogViewPlus is a professional log viewer that can parse, read and analyse log files in a variety of different formats.

InfluxDB open source time series database, purpose-built by InfluxData for monitoring metrics and events, provides real-time visibility into stacks, sensors, and systems. Use InfluxDB to capture, analyze, and store millions of points per second, meet demanding SLA’s, and chart a...

Honeybadger is an application health monitoring tool built by developers for developers. It's everything you need to keep production happy—and nothing you don't.

A command line tool to output the last part of files.

glogg is a multi-platform GUI application to browse and search through long or complex log files. It is designed with programmers and system administrators in mind. glogg can be seen as a graphical, interactive combination of grep and less.

Rollbar collects errors that happen in your application, notifies you, and analyzes them so you can debug and fix them. JavaScript, Ruby, Python, PHP, Node.js, Android, Flash, .NET, and Java libraries are available.

Stackify offers the only developers-friendly cloud based solution that fully integrates application performance management (APM) with error tracking and log management.

A log file viewer for static or running traces as usually written by setups, server or debug traces. It supports fast reading of huge files, content highlighting, filtering, search (regex, plain and wildcards), multiple file view and even more.

Optimize your deckbuilding experience — Never waste another wildcard. Grow your collection more efficiently by having a perfect picture of which packs to open and which cards to craft. Upload your collection and start tracking your favorite decks!