Log Parser & Visualizer – Analyze Logs with Filters and Charts (Client-Side)

Log Parser & Visualizer is an interactive client-side tool that lets IT pros and security analysts upload, filter, and visualize log files directly in their browser without sending sensitive data online.

Key Features

• 📂 Drag-and-drop or upload logs in .log, .txt, or .json
• 🔍 Text and Regex-based filtering
• 📊 Time-series charts automatically generated from log timestamps
• 🌙 Dark mode toggle
• 💾 Local persistence of last loaded log via localStorage

It’s perfect for fast triage, anomaly spotting, and reviewing log patterns.

🔗 You might also like the Regex Tester or the Unicode Zero-Width Detector for handling odd strings within logs.

View the tool ➡️ Log Parser & Visualizer