Utilities Tools

File checksums, generators, timestamps and small technical utilities for everyday workflows.

Random String GeneratorGenerate a cryptographically secure random string for temporary tokens, test values and identifiers.Utilities

Random Number GeneratorGenerate one or more cryptographically secure random integers within a range you choose.Utilities

Unix TimestampGenerate the current Unix timestamp in seconds together with the current UTC date and time.Utilities

Timestamp ConverterConvert a Unix timestamp or ISO-style date into UTC date/time and epoch representations.Utilities

File ChecksumCalculate SHA-256 and SHA-512 checksums for an uploaded file without changing its contents.Utilities

MIME Type CheckerDetect the server-reported MIME type, extension and basic file information for an uploaded file.Utilities

File Size CalculatorDisplay an uploaded file size in bytes, KB, MB and GB for quick storage and transfer calculations.Utilities