Decision Management, in practice
Towards Better Operational Decisions
The Decision Management Community brings together practitioners who design, build, operate, and improve decision systems across multiple industries.
Explore ideas, methods, tools, and real-world practice across Business Rules, Decision Modeling, Decision Optimization, Machine Learning, and Agentic AI — maintained by practitioners for practitioners.
Fresh from the community
More news → Latest news
Start here
Use the community, not just the archive
01
Solve a real challenge
Browse the archive, filter for open problems, compare existing approaches, and submit your own solution.
Explore challenges → 02Learn from working examples
Find articles, decision models, case studies, standards, tools, books, and community software in one place.
Browse resources → 03Put your work in the record
Contribute an article, challenge solution, event, tool, case study, or correction and get proper attribution.
How to contribute → Community pulse
What to look at right now
Zebra Puzzle
5 published solutions so far.
Open challenge →3 challenges still need a solution
Use the open-only filter to jump straight to problems where a fresh contribution can add the most value.
Find an open challenge →Talk to the people doing the work
Explore DecisionCAMP sessions, presentations, and community history across the annual conference archive.
Explore DecisionCAMP → Deep dives
All articles → Latest articles
Zebra Puzzle - DT5GL/Python/Claude
A DT5GL/Python/Claude solution by Jack Jansonius (POSG) for the September 2026 Zebra Puzzle challenge.
Rules and Constraints Working Together
How business rules and optimization constraints differ, and how the redesigned OpenRules Rule Solver combines them in one decision model.
Zebra Puzzle - A MILP Formulation
A Mixed-Integer Linear Programming solution to the September 2026 Zebra Puzzle challenge, using an assignment-problem encoding instead of constraint programming.