Accounting.js
A lightweight JavaScript library for number, money and currency formatting - fully localisable, zero dependencies.
Tiny Slider
Vanilla javascript slider for all purposes.
Mavo
Create web applications entirely by writing HTML and CSS!
Alchemy
Alchemy.js is a graph drawing application built in d3.
SockJS Client
WebSocket emulation - Javascript client
Smoothie
Smoothie Charts: smooooooth JavaScript charts for realtime streaming data
jQuery File Upload
File Upload widget with multiple file selection, drag&drop support, progress bars and preview images for jQuery. Supports cross-domain, chunked and resumable file uploads and client-side image resizing. Works with any server-side platform (PHP, Python, Ruby on Rails, Java, Node.js, Go etc.) that supports standard HTML form file uploads.
Graphql Zeus
GraphQL client and GraphQL code generator with GraphQL autocomplete library generation ⚡⚡⚡ for browser,nodejs and react native
FileSaver.js
An HTML5 saveAs() FileSaver implementation
Easy Pie Chart
Lightweight jQuery plugin to render simple, animated and retina ready pie charts with the HTML5 canvas element
Dataset
JavaScript library that makes managing the data behind client-side visualisations easy
Backgrid
Finally, an easily stylable semantic HTML data grid widget with a Javascript API that doesn't suck.
G.raphael
gRaphaël’s goal is to help you create stunning charts on your website. It is based on Raphaël graphics library.
Morris.js
Pretty time-series line graphs
Heatmap.js
JavaScript Library for HTML5 canvas based heatmaps
String Score
JavaScript string ranking 0 for no match upto 1 for perfect... "String".score("str"); //=> 0.825
Sheetrock
Quickly connect to, query, and lazy-load data from Google Spreadsheets.