Towards Better Operational Decisions
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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.
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𝐒𝐭𝐨𝐩 𝐭𝐫𝐲𝐢𝐧𝐠 𝐭𝐨 𝐠𝐞𝐭 𝐞𝐯𝐞𝐫𝐲𝐨𝐧𝐞 𝐭𝐨 𝐚𝐠𝐫𝐞𝐞 𝐨𝐧 𝐭𝐡𝐞 𝐟𝐮𝐭𝐮𝐫𝐞. 𝐁𝐮𝐢𝐥𝐝 𝐬𝐲𝐬𝐭𝐞𝐦𝐬 𝐭𝐡𝐚𝐭 𝐜𝐚𝐧 𝐦𝐚𝐤𝐞 𝐠𝐨𝐨𝐝 𝐝𝐞𝐜𝐢𝐬𝐢𝐨𝐧𝐬 𝐰𝐢𝐭𝐡𝐨𝐮𝐭 𝐤𝐧𝐨𝐰𝐢𝐧𝐠 𝐢𝐭.
Is Operations Research walking into commoditization?
Generating a model is not the same as understanding the decision problem it is supposed to solve
Legal tests for automated decision-making
Decision quality, not forecast accuracy
Use the community, not just the archive
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 →What to look at right now
Stigler's Diet Problem
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 →DecisionCAMP 2027
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View events →Latest articles
Beyond SEO: A Practical Guide to Generative Engine Optimization (GEO)
Explore how digital marketers can optimize content for AI-powered search experiences, build brand visibility in generative answers, and measure performance beyond traditional search rankings.
Stigler's Diet Problem: Solution with OpenRules Rule Solver
This article presents an OpenRules Rule Solver solution to the classical Stigler diet optimization problem and compares results from several linear and mixed-integer solvers.
Building Complete Decision Models: 2020 vs. Today
This article compares the development of a complete worker scheduling application in 2020 and 2026, using the latest OpenRules Rule Solver and AI Assistant.