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Forked, see neovim neovim. Future will tell wether a merge will happen in the future.
Is heavily working on improving the Python API. His description about the changes: https://gist.github.com/ZyX-I/5561409
Vim-Nox: Vim-Nox patch, branch cmdsrv-nox: It implements client-server communication using sockets. Using sockets you may also have more control about who can connect to your vim, if you use proper access rights for the socket file.
async: async: async patch. vim-addon-async provide similar features - however its based on client-server. For Vim it works. gui implementations are missing
If python gets implemented proberly, so that even python threads can call back into Vim then this patch may be obsolete.
tagfnuc: tagfunc patch: I don't know much about it. Its used by SmartTag
text objects: Don't know about the status, just adding them for completness:
(mail by Christian Wellenbrock to vim_use) You are absolutely right. Here are two related discussions over at vim_dev.  Patch to utilize undefined text-objects  patch for block textobj search We're also having a small discussion about these patches over at /r/vim.  One major difference between our approaches is that I treat separators differently from quotes, as illustrated in the `da,` exampl If I'm not mistaken that would not be possible with these patches.  https://groups.google.com/forum/#!topic/vim_dev/pZxLAAXxk0M  https://groups.google.com/forum/#!topic/vim_dev/I9sKIJh-uT4  http://redd.it/1x7pfr
pyclewn debugger integration into Vim?
completeselect I and Nayuri Aohime(http://www.vim.org/account/profile.php?user_id=66623) developed for changing candidates selection behavior pa https://groups.google.com/forum/?hl=ja&fromgroups#!topic/vim_dev/tVsk0pdOGvs https://gist.github.com/Shougo/5654189 (Latest patch address)
https://groups.google.com/d/topic/vim_dev/-4pqDJfHCsM/discussion (TODO review)