nifty.app is a collection of small tools. All tools are no-bullshit-tools

Barcode generator

Generate barcodes easily on the fly

Encoder

Encode/decode various formats

Hasher

MD5, SHA1, SHA256 using JavaScript

KWh Calculator

Calculate the price of some always-on appliance based on its wattage

Pastebin

A very simple pastebin, no ads, no crap

Password Generator

Generate random passwords via JS in the browser