PeerJS : Peer-to-peer data in the web browser.
PeerJS completes WebRTC as an API abstraction, connection broker, and binary serialization format
ClippyJS : Add Clippy or his friends to any website for instant nostalgia.
Namespace.js : Namespace.js is a small javascript script which provide namespacing utilities. It is framework independent. It also allows you to remotely include fil...
Leaflet : A Modern, Lightweight Open-Source JavaScript Library for Interactive Maps
JavaScript Templates : For web application developers, the '''JavaScript Templates''' engine from TrimPath is a lightweight APL / GPL open-source component that lets you hav...
Modest Maps is a small, extensible, and free library for designers and developers who want to use interactive maps in their own projects.