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Ruby on Rails

Host Virtual

They are a web hosting provider who seems to specialize in virtual private servers (VPS), in that VPS's are the only plans they offer. The plans are reasonably priced and have high memory and bandwidth allotments. With extra charges you can increase those allotments as far as desired.

Their network connectivity goes directly to the major Internet backbone providers.

They offer what appears to be excellent management facilities. You can easily create new server images, add or delete servers, do operating system installs, set up domain name services (DNS) and more.

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Yellow Dandelions

They are a web hosting company offering a series of shared hosting plans. Their hosting plans are fairly priced and have a decent feature set.

You can host web applications written in PHP, Perl, Python or Ruby on Rails. They offer some of the usual geeky utilities like curl, imagemagick, phpMyAdmin, etc.

Pandela

They are a web hosting company that specializes in virtual private servers. This means you would receive what looks like an entire server dedicated to your use, but it is really a slice of an existing server. This allows the hosting company to still implant multiple accounts per physical server while giving you full control over your hosting service.

They offer both Windows and Linux based virtual private servers.

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Glow Host

A web hosting provider with a comprehensive range of plans (from shared hosting to dedicated servers) and is also carbon neutral.

On shared hosting they make a clear distinction of how many customers are hosted per server for every. Most hosting providers don't do this, so it's a refreshing bit of transparency. Their "semi-dedicated plan" likewise has a clearly specified number of customers per server.

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Super Green Hosting

They offer shared hosting accounts with a comprehensive set of features. Unlimited disk space, unlimited data transfer, unlimited number of domains, etc.

They claim to be 100% carbon neutral. They use efficient servers which decrease energy requirements. They participate in tree planting campaigns. They assist their customers in buying renewable energy credits.

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Good Avacado

They offer a complete set of web hosting features while not explicitly saying what those features are. There is said to be no limits to the number of websites hosted, disk usage, bandwidth etc.

They only offer shared hosting services.

An interesting feature is their "cloud network". This seems to mean automatic scaling based on traffic load.

They achieve carbon neutral status through purchasing energy credits and tree planting initiatives.

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Silver Rack

They specialize in providing high performance and affordable Virtual Private Server (VPS) hosting. They offer a variety of VPS hosting plans to fit any budget or application. Their VPS hosting plans are perfect for hosting Ruby on Rails, Python, PHP, and Java applications. A VPS allows you great flexibility in installing anything you damn well please to have running on your server.

Their plans are reasonably priced. However it appears likely they won't be doing much handholding.

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Host Gator

They offer a comprehensive set of web hosting features at reasonable prices. Their FREE Site Builder will allow you to easily create a professional looking website within minutes! And they offer a large number of prebuilt site templates you can use. Each hosting account comes with cPanel to manage the account, and using the Fantastico system you can install any of 55 different web applications with a couple clicks of the mouse.

Rimuhosting

I have been a happy customer of rimuhosting for several years. They specialize in VPS hosting (virtual private servers) and dedicated hosting, using Linux as the operating system, and having especially good support for Java servlet configuration. My service with them has always been reliable, and the response to queries and support requests very good.

They can set up most any Linux distro on a server (or VPS) and have a lot of useful configuration tips and tricks in their support section.

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A2 Hosting

A2 Hosting, Inc. - They offer a comprehensive set of hosting features.

The VPS technology is based on OpenVZ and includes a control panel available to the customer.

Carbon Neutral Web Hosting - They are 'carbon neutral' by virtue of buying carbon credits and partnering with The Carbon Fund - carbonfund.org.

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