Apps similar to SigLens include Datadog. It's paid, but LogExpert and Logstash are free. Other options are Graylog, BareTail, LogViewPlus and Honeybadger. You're spoiled for choice with Log Analyzers like SigLens: we list more than 25 alternatives for the web, Windows, Linux, Mac and self-hosting.
Loggly is a cloud-based log management service built on top of a powerful search engine. With Loggly, you can collect logs from your servers then quickly search them with an intuitive user interface. We make looking at logs fun again!
United States
Log Manager lets you view the contents of multiple log files as they're updated in real time.
This project aims to provide an abstraction of the systemd's journald API in terms of QAbstractItemModel classes. The main purpose is to ease the integration of journald into Qt based applications (both QML and QtWidget).
Germany
EU
Logspire is a web-based log viewer. Open log files locally or remotely and tail them. FTP, HTTP, SSH supported. Keep track of multiple log files, local and remote, from your web browser, privately. Tail logs, search big files and bookmark lines for later from a nice interface.
SpainEU
Nerdlog is a fast, remote-first, multi-host TUI log viewer with timeline histogram and no central server. Loosely inspired by Graylog/Kibana, but without the bloat. Pretty much no setup needed, either.
