Shift calendar for 4 shifts with ability to mark any day
https://boolkin.github.io/html/Shift-calendar/

Pizza calculator
https://boolkin.github.io/html/PizzaCalc/

Length calculator to calculate acceleration and length
https://boolkin.github.io/html/lenght-calc/

Game MasterMind, like Bulls and Cows but by colors
https://boolkin.github.io/html/MasterMind/

Unicalc to calculate proportions, for example 4-20mA conversion
https://boolkin.github.io/html/Unicalc/

On-Off control simulator
https://boolkin.github.io/on-off-simulator/

Currencies js widget (usd,eur,kzt)
https://boolkin.github.io/html/Currencies/

WebViewApp to save any html/js app as separate application in Android
https://boolkin.github.io/html/WebViewApp/

Google-guru test with certificate
https://boolkin.github.io/html/google-guru/index.html

Compare cities by wikipedia information
https://boolkin.github.io/html/WikiCitiesCompare/index.html

Generate table from csv data
https://boolkin.github.io/html/csv2table/index.html

Generate static html files from csv table StaticFromCSV
https://boolkin.github.io/html/StaticFromCSV/