HEATKEYS

Freeware PHP scripts & micro-applications, including phpThumb(), backupDB(), doSQL(), phPie() and LastXgraph()

Online Conversion is a resource for weights, measures, calculators, converters.

The free collection of web design, web development, security, SEO and social media tools for webmasters with different background.

The personal website of Cory R. King

Calculators online for finance, math, algebra, trigonometry, fractions, physics and time. Use an online calculator, search or suggest a new calculator that we can build for free online use. Conversions and calculators to use online for free. Formerl...

Conversion and Calculation Center home page that contains links to our measurement conversion, currency exchange rate, world time zone, reference information, and other pages.

The Astronomical Applications Departmentof the U.S. Naval Observatory computes, from fundamental astronomicalreference data, the position, brightness, and other observablecharacteristics of celestial bodies, as well as the circumstancesof astronomica...

This site includes lots of information that is time and date related, such as yearly and monthly calendars, countdown counters and the world clock which shows current time in cities all over the world.

FMDiff compares FileMaker solutions with earlier backups or clones. It provides a report on what was changed and how often.

Easy epoch/Unix timestamp converter for computer programmers. Includes epoch explanation and conversion syntax in various programming languages.

Online reference and resources - web development, software programming, electrical formulas.

How to Use Microsoft Excel, Learn Online