The most significant aspect of Ubuntu 13.10 (codenamed Saucy Salamander) is the first release of Mir, Canonical’s next-generation display server, which replaces X Windows. Saucy Salamander also features Unity 7 and Linux kernel 3.11.

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Ubuntu 12.10 (Quantal Quetzal) is shaping up to be a controversial release, with a solution for dual-booting with Windows 8 and a new online scope for Dash search providing Amazon shopping suggestions.

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Forget colourful foliage and dropping temperatures, nothing says autumn for Linux nerds like the arrival of an Ubuntu beta. This season includes twice the fun, with Canonical plotting not one, but two betas for the coming Quantal Quetzal, or Ubuntu 12.10. The first arrived on Thursday.

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Two of the biggest changes to the free and open-source (FOSS) operating system are the addition of the Unity Dash preview feature and the removal of the Unity 2D shell. This rationalises Unity development, making it more efficient and presenting users with just one Ubuntu Unity shell.

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The release of Ubuntu 12.04 on Thursday 26th April is a big one, as this latest LTS version is not only going to be supported for some time, but it’s also bringing with it improvements and new features. While the Wendy Windows and McZee’s of this world might have their own problems, here are five great reasons to look out for the impending release. Read more here

As a Long Term Support (LTS) release, this new Ubuntu Linux version will be a particularly important one for businesses. Here’s an advance look at what the new OS–due on Thursday–will offer desktop users. Read more here

Canonical’s next long-term support release of its flagship Linux distribution, Ubuntu 12.04 is in late beta. This next release, due out on April 26th, is in beta now. I’ve been using it for several weeks now and so far, so good. Read more here

Last week I decided to download and install the beta version of Ubuntu 12.04 on the same machine. It hiccuped a bit over the fact that there was already a valid installation, but I told it to go ahead and overwrite everything. The results were similar to installing the beta version from Microsoft with one very interesting difference. Read more here

Like most Ubuntu updates, version 11.10 isn’t a huge overhaul; rather, it improves on the big changes made in 11.04, by cleaning up the Dash, overhauling the Ubuntu Software Center, and bringing in some new default software. Here’s a look at the biggest changes in the newly released beta. Read more here

ubuntu 11.10 oneiric ocelot alpha 3 has been released so i thought i’d give it a whirl. been using fedora 15 64 bit since its alpha stage and kind of miss a debian based distro. so i fired up vir­tu­al­box to give it a try. here’s a brief look with some screen­shots. Read more here

Oneiric Ocelot, is anything but ridiculous if you’re a power desktop user — judging by its early “alpha” version. It has the fastest boot-time we’ve seen on an HDD-based PC, shows snappy performance between applications and just may be the easiest PC operating system in the world to navigate. More here

Ubuntu 11.10 Oneiric Ocelot Alpha 2 is released already and the changes we expected to see in Ubuntu 11.10 is slowly starting to show up. More here

The next version of Ubuntu’s Linux desktop, due out April 28, will feature some really big changes, including a very new desktop shell running Unity, a “Test Drive” for apps, and a default LibreOffice installation. Try it all out and see how it runs with the public beta. More here

And, truth be told, when you see the version of Unity that should be shipped with the full release, you might start seeing it in a bit of a different light. Even though Unity has had little time for real polishing, it has a fairly sleek look and feel. It’s solid and it works exactly as you would expect. More here

Canonical recently announced the release of Ubuntu 11.04 Beta into the wild, and it has some wondering about the future of the free operating system. More here

That’s not to say there isn’t much to love in Ubuntu 11.04 with the new Unity Interface being the primary news, but even for a beta this release is way too rough. Unity – regardless of what you think of it – isn’t ready for prime time and it seems unlikely Canonical will iron out all its problems before the planned final release in April. More here