spa-tools

Single-file HTML tools — no build step, no framework, just vanilla JS.

• EPUB Preparer — Edit EPUB metadata, strip Project Gutenberg boilerplate, and download the corrected file. (2026-03-03)
• F1 Race Tracker — Formula 1 race timing tower with live gaps, intervals, tyre data, and race control feed powered by OpenF1. (2026-03-06)
• F1 Tracker — Live Formula 1 countdown, circuit weather, standings, and news — all in one page. (2026-03-03)
• KQL Formatter — Paste a KQL query and get it back cleanly formatted with consistent indentation and operator alignment. (2026-03-05)
• KQL Playground — Query CSV files locally using Kusto Query Language (KQL) — no data leaves your browser. (2026-03-06)
• Log Format Inspector — Paste a CEF, LEEF, Syslog, JSON, or key=value log line and get it parsed into an annotated field table. (2026-03-05)
• SIGMA Rule Viewer — Paste a SIGMA rule YAML and get a structured view with schema validation, Sentinel table mapping, and a KQL scaffold. (2026-03-05)
• Windows Event Log XML Parser — Paste raw Windows Event Log XML and get a clean structured view with field annotations and a generated KQL query. (2026-03-05)