Chmod Calculator
Calculate Unix file permissions. Toggle read/write/execute for owner, group, and others.
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Dev Utilities
Cron Expression Parser
Parse and explain cron expressions. See the schedule breakdown and next execution times.
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Converters
Number Base Converter
Convert numbers between binary, octal, decimal, and hexadecimal bases.
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Dev Utilities
JSON to TypeScript
Generate TypeScript interfaces from JSON. Handles nested objects, arrays, and optional fields.
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Dev Utilities
Percentage Calculator
Calculate percentages: X% of Y, what percent X is of Y, and percentage change between values.
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