Snowplow technical documentation

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The technical documentation reflects the Snowplow architecture, with five loosely-coupled sub-systems connected by four standardised data protocols/formats:

![architecture] technical-architecture

1. Trackers

Trackers overview
JavaScript Tracker
No-JS Tracker
Lua Tracker
Arduino Tracker

A. Snowplow tracker protocol

2. Collectors

Collectors overview
Cloudfront collector
Clojure collector (Elastic Beanstalk)
SnowCannon (node.js)

B. Collector logging formats

3. Enrichment

Overview
EmrEtlRunner
Scalding-based Enrichment Process

C. Canonical Snowplow event model

4. Storage

Storage Overview
[Storage in S3](S3 storage)
Storage in Redshift
Storage in PostgreSQL
Storage in Infobright (deprecated)
The StorageLoader

D. Snowplow storage formats (to write)

5. Analytics

[Analytics overview](analytics documentation)