Developer Debug Tools

All developer tools

Search browser-based utilities for formatting, decoding, validation, conversion, API debugging, logs, IDs, timestamps, and file workflows.

Production debugging tools

Start with the strongest network, log, API contract, token, and SQL analyzers before browsing the full directory.

Dev Debug Helpers

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HAR File Analyzer

Analyze browser HAR files for slow requests, failed calls, duplicates, domains, and timing waterfalls.

Dev Debug Helpers

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Java Stacktrace Analyzer

Find root causes in Java and Spring stacktraces, highlight application frames, and collapse framework noise.

Dev Debug Helpers

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API Log Analyzer

Analyze API logs for ERROR/WARN/INFO counts, duplicate exceptions, correlation IDs, and timeline buckets.

API & Auth

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OpenAPI / Swagger Diff Checker

Compare OpenAPI or Swagger JSON/YAML files for added, removed, and potentially breaking API changes.

API & Auth

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JWT Security Inspector

Decode JWTs, inspect expiry, issuer, audience, algorithm choices, and common token security mistakes.

Formatters

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SQL Query Analyzer

Format SQL and flag dangerous mutations, missing WHERE clauses, SELECT *, and JOIN complexity hints.

JSON ToolsFormatter ToolsEncoder and Decoder ToolsJWT ToolsRegex ToolsSQL ToolsTimestamp and Date ToolsAPI Debugging ToolsLog ToolsGenerator Tools