The Amazing Awk Assembler (aaa) is a primitive assembler written entirely in awk and sed. It is quite slow, the input syntax is eccentric and rather restricted, and error checking is virtually nonexistent, but it does work. Furthermore it's very easy to adapt to a new machine, provided the machine falls into the generic "8-bit-micro" category.
AmFast is a Flash remoting package for Python. It features support for NetConnection and RemoteObject RPC, support for Producer/Consumer 'push' messaging with HTTP polling, HTTP long-polling, and real-time HTTP streaming channels, support for authentication with NetConnection and RemoteObject,, a Flexible Target mapping system that maps message destinations to invokable Target objects, support for ChannelSets with multiple Channels that expose resources in different ways, a built-in AMF encoder/decoder, and more.