s3upload-coffee-javascript

Client Side S3 CORS Upload for Amazon S3 - CoffeeScript and JavaScript Class

Here is my blog post explaining all the implementation details

http://codeartists.tumblr.com/post/36892733572/how-to-directly-upload-files-to-amazon-s3-from-your

License

Copyright 2013 tadruj

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.