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StableTechnologyReported 2026-09-22 00:00

Meta Opens Sources Rebalancer for Solving Assignment Problems

Meta is open-sourcing Rebalancer, a high-performance library for solving assignment problems, used internally for over nine years. This open-source release aims to enhance usability, scalability, and extensibility in resource allocation.

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Evidence

  • MMeta Engineering BlogCompany2026-09-22 00:00
    We’re open-sourcing Rebalancer, the assignment-problem solver that has been used to solve resource allocation problems throughout Meta for over nine years.
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  • MMeta Engineering BlogCompany2026-09-22 00:00
    The post Open-Sourcing Rebalancer: A Generic, High-Performance Library for Solving Assignment Problems appeared first on Engineering at Meta.
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