All-in-One Tools Collection

A broad collection of online tools for development, AI, design, and productivity tasks.

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Query JSON with JSONPath or JMESPath-style expressions, inspect matched paths, and highlight extracted values in the original document

Turn an SVG or raster logo into a complete favicon pack with ICO, PNG variants, Apple touch icon, and web manifest

Generate polished API documentation from OpenAPI or annotated comments

Measure cyclomatic and cognitive complexity across multiple programming languages

Generate cURL and common language code snippets from a request URL, method, headers, query parameters, and body

Convert inches to centimeters with configurable decimal precision

Convert centimeters to inches with configurable decimal precision

Convert JSON Schema JSON/YAML definitions into ready-to-use Zod schemas with nested objects, arrays, enums, and common validation rules

Estimate required sample size for proportions or means using confidence level, margin of error, and optional finite population correction

Run one-way ANOVA across multiple groups and inspect sums of squares, F statistic, and p-value

Run one-sample or two-sample t-tests from raw data and inspect t statistics, degrees of freedom, and p-values

Calculate confidence intervals for a sample mean or proportion using either raw data or summary statistics