Centralize, transform & stash your data. Logstash is an open, free server-side data processing platform that ingests data and transforms it before sending it to your favorite "stash". Logstash dynamically ingests and transforms your data, regardless of its format or complexity. With grok, you can create structure from unstructured data, decipher geo coordinates using IP addresses, anonymize sensitive fields or exclude them, and simplify overall processing. Data can be scattered or siloed across many different systems in many formats. Logstash can handle a variety inputs that pull events from many common sources at once. You can stream continuously and easily ingest logs, metrics web applications, data stores, as well as other AWS services in a continuous stream.
Download: https://sourceforge.net/projects/logstash.mirror/