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LOG ANALYZER & PARSER

LogSift - Log Parser & Root Cause Analyzer

Filter, search, and analyze server or application log files completely offline.

100% client-side — Your logs never leave your browser.
Parser
Grouping
Medium
Drop log file here
.log, .txt, .out files
⚠️ Large file detected. Processing will use chunked mode for better performance.
Processing...

Paste or upload logs to analyze

Parse logs to see grouped patterns

Parse logs to see timeline

Compare parsed logs with another log file to see what errors were fixed or introduced.

Drop second log file