aja0.4.1Asynchronous JavaScript And JavaScript/JSON(P) : Ajax without XML
d3-request1.0.6A convenient alternative to XMLHttpRequest.
pegasus0.3.5Load data while still loading other scripts, works with jQuery, Backbone, Angular...
qwest4.5.0Ajax library with XHR2, promises and request limit
superagent4.1.0elegant & feature rich browser / node HTTP with a fluent API
then-request6.0.1A request library that returns promises, inspired by request
request-promise4.2.6The simplified HTTP request client 'request' with Promise support. Powered by Bluebird.
wretch1.7.5A tiny wrapper built around fetch with an intuitive syntax.
ky0.28.4Tiny and elegant HTTP client based on the browser Fetch API