Developer ToolsMarkdown PreviewPreview a safe Markdown subset locally without executing raw HTML.On-device
Network ToolsMTU / MSS CalculatorCalculate IPv4/IPv6 TCP MSS or UDP payload after headers and encapsulation overhead.On-device
Network ToolsNetwork Performance CalculatorEstimate transfer time and TCP bandwidth-delay product for practical network planning.On-device
Developer ToolsQuery String ToolkitParse/build query strings and convert flat JSON values to or from query parameters.On-device
Network ToolsURL / Endpoint AnalyzerParse URL components, host, effective port, path, query parameters, and credential presence locally.On-device
Security UtilitiesUUID v4 / v7 GeneratorGenerate UUID v4 random identifiers or UUID v7 time-ordered identifiers locally.On-device