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Solving complex optimization problems with Google OR-Tools in browser

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HN · launched Jun 3, 2026 · 12 upvotes (top 35%) · 1 view

Niche: mathematical solvers and optimization engines · 80 launches, 2 in the last 7 days · Explore this niche →

Category and tags

  • Horizontal
  • Dev tools
  • Developer
  • Not AI
  • Hobby / open-source project

Visit website ↗ Source listing ↗

Could you build this?

Partial Compiling Google OR-Tools or a linear/constraint programming solver to WebAssembly and wiring it to a browser interface is feasible, but configuring complex WebAssembly build pipelines and high-performance solver bindings is challenging.

What it would actually take: The architecture requires compiling the C++ Google OR-Tools repository down to WebAssembly using Emscripten, handling POSIX threading, memory allocations, and linear programming solver backends (such as GLOP or CP-SAT). A TypeScript wrapper wraps the WASM module inside Web Workers to avoid locking the UI thread. The hard piece is modifying and compiling the massive C++ OR-Tools codebase and third-party dependencies to cleanly target WebAssembly without unsupported syscalls.

Discussion

8 comments analyzed.

Competitors mentioned: Timefold, OR-Tools

Concerns raised: Whether browser-based solver can handle heavy/large-scale calculations, Real-world business applications and actual use cases, Solver orchestration and scaling requirements

Feature requests: Browser-to-server offloading for heavier calculations, Pod-per-solver orchestration with scale-to-zero capability

Competitors

Other products that read as similar to this one : 1952 launches clear the similarity bar, closest 8 shown.

Attention rank: #638 of 1953 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).

Launched 217 days after the earliest competitor.

The niche, labels, vibe code rating and competitor comparison on this page are analysis by Nicheloom. If you use them, please credit nicheloom.com. How you may use our data.