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OpenCyc is the open source version of the Cyc(r) technology, the world's largest and most complete general knowledgebase and reasoning engine. A new release with even more content, better performance, and improved reliability will be up shortly.
Both forward-chaining and backward-chaining rules (which may include python code) are compiled into python. Can also automatically assemble python programs out of python functions which are attached to backward-chaining rules. See pyke.sourceforge.ne
*nts* provides a simple format for using text files to store notes, a command line interface for viewing notes in a variety of convenient ways and a cross-platform, wx(python)-based GUI for creating and modifying notes as well as viewing them.
A knowledgebase engine for Python built on F-Logic. It uses the FLORA-2 reasoning engine and provides permanent storage through ZODB. Logic programming concepts like logical variables, facts, rules and queries are included.
Everything you need to build production-ready agents and models. Access 200+ Google and third-party AI models and tools.
Gemini Enterprise Agent Platform is Google Cloud's comprehensive platform for developers to build, scale, govern, and optimize agents and models. Choose from Google's most advanced models and third-party models like Anthropic's Claude Model Family.
KML is a knowledgebase with support of logical modeling. Advanced model is used to represent knowledge as a set of statements similar to natural language sentences. This project hosts a set of model storage library and server (vrb-ols) and clients.
SemanText demonstrates how topic maps can be used to represent knowledge in the form of semantic networks. New information is added to the knowledgebase thru the GUI or by defining rules which allow the tool to infer new knowledge.