Node Unblocker. About Node Unblocker. URL:. Node Unblocker is a web proxy, similar to CGIProxy, PHProxy, or Glype, that alows users to evade filters and unblock blocked sites.. It's designed to be extrmely fast and compatible: It processes the data on-the-fly rather than buffering the entire response, and it only modifies URLs when necessary - relative ones will "just work".