graphhopper/jsprit
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jsprit is a java based, open source toolkit for solving rich vehicle routing problems
7 mentions on Hacker News by 5 people: 1 story, 6 comments · first 2016-05-14 · latest 2025-06-30
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…a more specialized optimization library that deals specifically in the Traveling Salesman Problem ( https://github.com/graphhopper/jsprit ). I will revisit this though, might come in handy pretty soon - thank you!
comment by ajd555 · 2025-06-30 · in Ask HN: What Are You Working On? (June 2025) -
https://en.wikipedia.org/wiki/Vehicle_routing_problem is even more specific Have a look at https://github.com/graphhopper/jsprit and their forum/mailing-list
comment by mtmail · 2021-03-06 · in Ask HN: Great resources for learning about the Travelling Salesman Problem? -
Another solution on the JVM for vehicle routing etc is Graph Hoppers jsprit https://github.com/graphhopper/jsprit
comment by mustardo · 2020-10-13 · in OptaPlanner – constraint solver for optimizing planning and scheduling problems -
…For these problems still specialized software exists like jsprit (shameless plug!) and others: https://github.com/graphhopper/jsprit/blob/master/docs/Other...
comment by karussell · 2020-03-10 · in The Knapsack Problem Is All Around Us -
> Would love to see a free version of this See also one of our other projects https://github.com/graphhopper/jsprit Please note that this is the chinese postman problem (visit every edge), which is different to the VRP - the vehicle…
comment by karussell · 2020-02-16 · in Show HN: Configurable Route Planning – Avoid left turns, areas and more -
…(with time windows etc) and the more complex vehicle routing problems then have a look into jsprit: https://github.com/graphhopper/jsprit (note: I'm one of the GraphHopper founders)
comment by karussell · 2016-05-14 · in Traveling Salesman Problem Visualization [video]