Blackadder is an information-centric networking prototype developed in the PURSUIT EU FP7 research project.

• Works in Linux, Mac OS X and FreeBSD
• User and kernel space implementations
• Pub/sub API operating on information graph of labels
• API libraries for C++, C, Java, Python and Ruby
• Realizes core functions of rendezvous, topology management and forwarding
• Implements five different dissemination strategies within the PURSUIT functional model
• Runs over Ethernet or raw IP (therefore can run in native L2 networks, via overlays (e.g., OpenVPN), or directly in the Internet)
• Open source, GPLv2/BSD dual license
• Uses the Click Modular Router platform

Blackadder v0.4 was released on April 30, 2013.