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

logit.io - Logit.io provides complete observability of logs, metrics and traces. The platform also offers alerting & monitoring, as well as Prometheus, OpenSearch & Grafana. Ingest any type of data to see real-time insights about your applications and services

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

Plumbr - Plumbr is an application performance platform that provides insights to users on the performance of their applications.

LogViewPlus - 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.

AppOptics - Application performance management and infrastructure monitoring.