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Help tools

The topics in this category are very useful.

Calendar
Calendar
Text functions
Text functions
Text in ASCII-art
Text in ASCII-art
Response time
Response time
Lotto generator
Lotto generator
Equation Solver
Equation Solver
ASCII generator
ASCII generator
BMI
BMI
QR-code
QR-code
Round images
Round images
Cheat sheet
Cheat sheet
Function graph
Function graph
Password generator
Password generator
Relative luminance
Relative luminance
Biorhythm
Biorhythm