[HN Gopher] Flow5 released to open source
       ___________________________________________________________________
        
       Flow5 released to open source
        
       Author : picture
       Score  : 140 points
       Date   : 2026-01-01 03:47 UTC (19 hours ago)
        
 (HTM) web link (flow5.tech)
 (TXT) w3m dump (flow5.tech)
        
       | GranPC wrote:
       | Context from the homepage (https://flow5.tech):
       | 
       | An analysis tool for planes and sails operating at low Reynolds
       | numbers
       | 
       | flow5 is a potential flow solver with built-in pre- and post
       | processing functionalities. Its purpose is to make preliminary
       | designs of wings, planes, hydrofoils and sails reliable, fast and
       | user-friendly.
        
         | LASR wrote:
         | With so many things being called Flow these days, this one is
         | probably the most fitting.
        
       | notpushkin wrote:
       | Source code: https://github.com/techwinder/flow5
        
       | serf wrote:
       | >Performance scales with the speed and number of processor
       | threads.
       | 
       | music to my ears. I wish more software had similar rules.
        
         | tgv wrote:
         | Certain types of (numerical) problems are very parallel in
         | nature. LLMs, for example. But obviously not every problem is.
         | And sometimes a parallel solution isn't the most efficient.
        
           | Y_Y wrote:
           | https://en.wikipedia.org/wiki/Embarrassingly_parallel
        
       | samuell wrote:
       | Curious that this hit the front page.
       | 
       | What kind of projects is this software used for?
        
         | taneq wrote:
         | > Its purpose is to make preliminary designs of wings, planes,
         | hydrofoils and sails reliable, fast and user-friendly.
         | 
         | From the main project page. So it's for designing aircraft,
         | mostly.
        
       | euroderf wrote:
       | Make it work for paper airplanes and you have a nice teaching
       | tool.
        
       | rurban wrote:
       | We used sail7 for our sailboat, and this was already open-
       | sourced. https://xflr5.tech/sail7/sail7.html
        
       ___________________________________________________________________
       (page generated 2026-01-01 23:01 UTC)