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# How Do I Install Discourse?
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If you want the easiest possible install:
[**Beginner Docker install guide for Digital Ocean**][do]
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If you want a powerful, flexible install:
[**Advanced Docker install guide**][docker]
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The only officially supported installs of Discourse are the [Docker ](https://www.docker.io/ ) based beginner and advanced installs, above. We regret that we cannot directly support any other methods of installation.
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Alternately, you can try the [unofficial Heroku install guide][heroku], the [unofficial Ubuntu install guide][ubuntu], the [BitNami Discourse Virtual Machine package][bitnami] or [Cloud66][cloud66].
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## Requirements
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### Hardware
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- Dual core CPU recommended
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- 2 GB RAM recommended
We highly recommend you enable swap (for a total of 4 GB, so 2 GB swap with 2 GB RAM, and 3 GB swap with 1 GB ram, etc).
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### Software
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1. [Postgres 9.1+ ](http://www.postgresql.org/download/ )
2. [Redis 2.6+ ](http://redis.io/download )
3. [Ruby 1.9.3+ ](http://www.ruby-lang.org/en/downloads/ ) (we recommend 2.0.0-p353 or higher)
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[do]: https://github.com/discourse/discourse/blob/master/docs/INSTALL-digital-ocean.md
[docker]: https://github.com/discourse/discourse_docker
[bitnami]: http://bitnami.com/stack/discourse
[cloud66]: https://github.com/discourse/discourse/blob/master/docs/INSTALL-cloud66.md
[heroku]: https://github.com/discourse/discourse/blob/master/docs/install-HEROKU.md
[ubuntu]: https://github.com/discourse/discourse/blob/master/docs/INSTALL-ubuntu.md
