|Ton-kilometer. Conversion based on the cost of a kilometer|
Calculation of a cost of ton-kilometer
|Base 64 encoding and decoding|
The calculators encode string to base64 string and decode back to original string. Special characters (+/) , generally produced by base64 algorithm, can be replaced by the data provided in additional parameter.
Calculator that allows you to filter the initial list with the specified multiple filters
|Matching lines with regular expression|
This calculator matches lines in text using regular expression. It outputs line numbers and lines, which were matched and which were not matched, separating them.
|Lines filter by number|
This online calculator filters lines of text by removing designated lines or, you can say, leaving only designated lines
|Electricity, Work, and Power|
This online calculator can help you solve the problems on work done by the current and electric power. It can calculate current, voltage, resistance, work, power and time depending on what variables are known and what are unknown
This online calculator can perform simple image manipulation tasks, like rotation and flipping/mirroring
|Color to Grayscale Conversion|
This online calculator converts color image to grayscale image using the luminosity method
|Color image to black and white image|
This online calculator converts color images to black and white images. Two options are possible: luminosity threshold or Floyd–Steinberg dithering.
|Box filters for image processing|
This online calculator allows you to process the image with the selected box filter, or use your own box filter.
This online calculator can process the loaded image using one of the several morphological operators
This online calculator applies median filter to an image
This online calculator applies a watercolor effect on the loaded image
|Inkscape SVG cleaner|
This online tool remove non-standard elements from SVG files created with the Inkscape program