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Operate GroupMixer with confidence.

Learn the product model, configure advanced rules, run the solver, and verify the evidence behind a result.

Looking for event playbooks instead? Browse Guides.
01Create my first scenarioGo from a participant list to a reviewed first result.02Choose the right editorDecide when Quick Setup is enough and when advanced controls matter.03Add advanced rulesSeparate required invariants from weighted preferences and objectives.04Run or improve a solveConfigure the plan, effort, and starting point deliberately.05Understand a resultRead scores, compliance, pair evidence, rosters, and exports.06Fix a problemDiagnose scenario validation, runtime, result, and workspace states.
Scenario EditorEnter the model, rules, preferences, and objective used to generate groups.Read topic Group VisitsSet and verify how often people are assigned to selected groups.Read topic Run and improve a solveGenerate a result, configure advanced solving, save progress, or continue from history.Read topic Understand resultsVerify scores, constraint evidence, pair meetings, assignments, and exports.Read topic
GroupMixer - Group generator and optimizer

Create random, balanced, and constraint-aware groups for workshops, classrooms, and networking rounds. Runs in your browser.

Product

  • About GroupMixer
  • Scenario editor Advanced workspace
  • Help
  • Guides
  • Benchmarks
  • Auto solver architecture
  • Repeat-free schedule coverage
  • Minimum-repeat schedule quality
  • Flexible group-size coverage
  • Round robin exact coverage
  • Happy Diner frontier
  • API
  • Blog

Tools

  • Random Group Generator
  • Multi-Round Group Generator With Minimal Repeats
  • Speed Networking Generator
  • Classroom Group Generator
  • Random Team Generator
  • Breakout Room Generator
  • Team Randomizer
  • Student Group Generator
  • Group Maker
  • Workshop Group Generator
  • Social Golfer Solver

Guides

  • Avoid repeat pairings
  • Run speed networking rounds
  • Make balanced student groups
  • Random vs balanced groups
  • Split a class into fair groups
  • Make random pairs
  • Round robin groups
  • Run station rotations
  • Assign breakout rooms
  • Zoom breakout CSV workflow
  • Create balanced random teams

© 2026 Guido Witt-Dörring

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