Gateway Log Viewer

Advanced log viewer for API Gateway logs with smart decoding, visualization and network recording

Gateway Log Viewer is a developer tool for decoding, formatting, and analyzing API Gateway logs. Built for teams working with Elasticsearch/Kibana logs and microservice architectures. Log Decoder Automatic base64 detection and decoding for request/response bodies, headers, and execution traces Multi-level escape handling (double-escaped JSON, nested encodings) Structured tabs: Overview, Errors, Request/Response, Timeline, Raw JSON Extracts HTTP status, duration, error messages, device info, and execution traces URL-encoded form data parsing UTF-8 and Turkish character support Copy any request or response field with one click; nested objects and arrays copy as formatted JSON Collapsible Request/Response sections, down to individual nested fields Switch between the structured field list and raw JSON per section Network Recorder Record HTTP requests (Fetch & XHR) from any browser tab Auto-generated cURL commands for each request Export all requests as cURL script or JSON Sensitive header masking (Authorization, Cookie, API keys) Visual recording indicator on page Appearance Light, Dark, and System themes; System follows your operating system and updates live Six accent colours to match your team's tooling Preferences persist between sessions Developer Friendly Keyboard shortcuts: Cmd+Shift+L (format), Alt+Shift+R (record) Right-click context menu for quick actions Auto-paste from clipboard Fullscreen mode for large logs Copy/download formatted results Privacy First 100% local processing - no data leaves your browser No analytics, no tracking, no external API calls All data stored locally using Chrome storage API No remote code: everything the extension runs ships inside the package