--- /dev/null
+
+# batch
+
+ Simple async batch with concurrency control and progress reporting.
+
+## Installation
+
+```
+$ npm install batch
+```
+
+## API
+
+```js
+var Batch = require('batch')
+ , batch = new Batch;
+
+batch.concurrency(4);
+
+ids.forEach(function(id){
+ batch.push(function(done){
+ User.get(id, done);
+ });
+});
+
+batch.on('progress', function(e){
+
+});
+
+batch.end(function(err, users){
+
+});
+```
+
+### Progress events
+
+ Contain the "job" index, response value, duration information, and completion data.
+
+```js
+{ index: 1,
+ value: 'bar',
+ pending: 2,
+ total: 3,
+ complete: 2,
+ percent: 66,
+ start: Thu Oct 04 2012 12:25:53 GMT-0700 (PDT),
+ end: Thu Oct 04 2012 12:25:53 GMT-0700 (PDT),
+ duration: 0 }
+```
+
+## License
+
+(The MIT License)
+
+Copyright (c) 2013 TJ Holowaychuk <tj@vision-media.ca>
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+'Software'), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.