1# Background
2Under most circumstances, manually downloading this repository should never
3be required.
4
5# Prerequisites
6# Base
7* [Google Protocol Buffers](https://developers.google.com/protocol-buffers)
8
9## Java
10* [Apache Maven](http://maven.apache.org)
11* [Prometheus Maven Repository](https://github.com/prometheus/io.prometheus-maven-repository) checked out into ../io.prometheus-maven-repository
12
13## Go
14*  [Go](http://golang.org)
15*  [goprotobuf](https://code.google.com/p/goprotobuf)
16
17## Ruby
18*  [Ruby](https://www.ruby-lang.org)
19*  [bundler](https://rubygems.org/gems/bundler)
20
21# Building
22    $ make
23
24# Getting Started
25  * The Go source code is periodically indexed: [Go Protocol Buffer Model](http://godoc.org/github.com/prometheus/client_model/go).
26  * All of the core developers are accessible via the [Prometheus Developers Mailinglist](https://groups.google.com/forum/?fromgroups#!forum/prometheus-developers).
27