No Adobe Flash on Linux except Chrome, But we have Alternative SparkLight & Gnash Plugins (Ubuntu/Linux Mint)

Install Adobe Flash Alternative Light-Spark and Gnash Plugins on Ubuntu 12.04 Precise Pangolin/Ubuntu 11.10 Oneiric/Ubuntu 11.04 Natty/Linux Mint

"Adobe has now announced that they will remove Flash Player for Linux and make it available only for Google Chrome. Adobe agreement with Google to release a plugin dedicated to Chrome (available for both 32-bit and 64-bit) through Pepper Plugin API (PPAPI) with which they can benefit other browser. In the next few hours Flash Player for Linux will be removed from the official repositories of Adobe."

>> Light Spark Flash Plugin for Ubuntu/Linux Mint/Other Linux Distro's.

Lightspark is an LGPLv3 licensed Flash player and browser plugin written in C++/C that runs on Linux. It aims to support Adobe's newer Flash formats and AVM2 virtual machine.
Lightspark is an open access that allows Flash content from our browser, also in the last issue the player is greatly improved not only in stability but also in support.
Improved support with YouTube, Vimeo and many other sites also thanks to the Mesa 3D toolchain with Gallium and LLVM, support for OpenGL ES 2.0 and EGL/GLES2.

Lightspark features:

• JIT compilation of Actionscript to native x86 bytecode using LLVM
• Hardware accelerated rendering using OpenGL Shaders (GLSL)
• Very good and robust support for current-generation Actionscript 3
• A new, clean, codebase exploiting multithreading and optimized for modern hardware. Designed from scratch after the official Flash documentation was released.

To install LightSpark on Ubuntu 10.04 LTS/Ubuntu 10.10 Maverick Open Terminal (Press Ctrl+Alt+T) and copy the following commands in the Terminal:

• sudo apt-get install lightspark browser-plugin-lightspark

For Ubuntu 11.04 Natty/Ubuntu 11.10 Oneiric/Ubuntu 12.04 Precise:

• sudo add-apt-repository ppa:sparkers/daily 
• sudo apt-get update
• sudo apt-get install lightspark browser-plugin-lightspark

for other distro's see LightSpark page.


>> Gnash Flash Plugin for Ubuntu/Linux Mint/Other Linux Distro's.

Gnash is the GNU SWF movie player, which can be run standalone on the desktop or an embedded device, as well as as a plugin for several browsers.

Gnash the GNU Flash player is a free/libre SWF movie player, with all the source code released under GPLv3. Gnash is available as both a standalone player and also as a browser plugin for Firefox (and all other Gecko based browsers), Chromium and Konqueror.
Currently Gnash has been ported to most GNU/Linux distros, embedded GNU/Linux, *BSD, non x86 architectures - ARM, MIPS, PowerPC, and even 64 bit processors. And yes, Gnash plays Youtube!!

To install Gnash on Ubuntu/Linux Mint Open Terminal (Press Ctrl+Alt+T) and copy the following commands in the Terminal:

• sudo apt-get install gnash mozilla-plugin-gnash

For other distro's see Gnash Download page.