Best Realtime Analytics in 2025

glogg is a multi-platform GUI application to browse and search through long or complex log files.

Key glogg features:

Lightweight Feature-rich Cross-platform Real-time updates

Open Source

Flagsmith lets you manage feature flags and remote config across web, mobile and server side applications. Deliver true Continuous Integration. Get builds out faster. Control who has access to new features. We're Open Source.

Key Flagsmith features:

Feature Flags Remote Config A/B/X Testing & Optimization Organization Management

Try for free Open Source freemium

klogg is the fork of glogg - the fast, smart log explorer.

Key klogg features:

Regular Expressions Cross-platform support Tail Bookmarks

Open Source free

BareTail is a real-time log file monitoring tool. Features Real-time file viewing.

Key BareTail features:

Real-time log viewing Highlighting and filtering Supports large files Simple and lightweight

Looking for a better log viewer? LogViewPlus is a professional log file viewer that can parse, read, tail, merge and analyze log files in any format. Remote log files (SFTP) and large files are supported. Easy configuration.

Key LogViewPlus features:

User-Friendly Interface Real-Time Log Monitoring Advanced Filtering and Search Capabilities Multiple Log Formats Supported

The Log File Navigator (lnav) is an advanced log file viewer for the console.

Key LNAV features:

Interactive Terminal UI Automatic Log Format Detection Live Log Monitoring SQL Queries

Open Source

A free platform-independent tool for monitoring log files in real-time.

Key SPHW - LogViewer features:

User-Friendly Interface Real-Time Monitoring Advanced Filtering Options Cross-Platform Compatibility

Tail for Win32 is used to monitor changes to files; displaying the changed lines in realtime.

Key Tail for Win32 features:

Real-time Monitoring Lightweight Simple Interface Free and Open Source

Hoo WinTail is a real-time log monitor and log viewer for Windows like the UNIX tail -f utility.

Key Hoo WinTail features:

Real-Time Monitoring Highlight Keywords Filter and Search Capabilities Multi-Log File Support

LogMX is an intuitive and cross-platform tool for developers and administrators to analyze log files.

Key LogMX features:

User-Friendly Interface Compatibility Real-Time Monitoring Search and Filter Capabilities

An application to view live log files.

Key macOS Console features:

Centralized Log Management Advanced Filtering Real-Time Monitoring Diagnostic Reports

A log file viewer for static or running traces as usually written by setups, server or debug traces.

Key loxx features:

Realtime monitoring Highlighting Regex search File filtering

freemium €50.0 / One-off

Log4View is a convenient viewer for XML or pattern formated log4net, log4j or log4cxx logging output.

Key LOG4VIEW features:

User-Friendly Interface Real-Time Monitoring Comprehensive Log Analysis Support for Multiple Log Formats

Powerful terminal based viewer for JSON logs using ncurses.

Key json-log-viewer features:

Ease of Use Improved Log Comprehension Search and Filter Open Source