Jint embedded JavaScript scripting support engine, always updated, support for various methods is also better , you can interact with C #.
Https://github.com/sebastienros/jint
Jurassic Embedded JavaScript Scripting support engine, has not been updated for a long time, and jint very similar, stability can also, can interact with C #.
http://jurassic.codeplex.com/
IronPython embedded Python scripting engine, support a variety of Python packages, I use IronPython to achieve part of the DHT seed collection work. It's also a good engine, but it's better to be familiar with Python.
http://ironpython.codeplex.com/
I've used all 3 of them, and it's not bad.
Several LUA scripting engines have been swapped, but not used in depth.
Https://github.com/neolithos/neolua
Https://github.com/NLua/NLua
I used Jexus to build a magnetic search site based on ASP. Linux+jexus + Mono Erection
http://okbt.net/Magnetic search engine, developed using C # + Python. aspx runs on Linux.
C # Dynamic execution script, related to several scripting engines.