Life & fun · February 27, 2020
Ecosim – A cellular ecosystem simulator toy for Linux written in C
An interactive ecosystem and evolution simulator written in C and OpenGL, for GNU/Linux. - connor-brooks/ecosim
Ecosim – A cellular ecosystem simulator toy for Linux written in C launched on February 27, 2020 with 150 votes, #143 of 3,162 launches that month and more than 95% of that year's launches. The site was still online in September 2026, 6 years on.
In plain words
Ecosim is a cellular ecosystem simulator for Linux users interested in observing artificial life systems. Written in C, the program models how organisms interact and evolve within a simulated environment. Users can watch digital ecosystems develop and change over time through cellular-based mechanics. It is designed for those who want to experiment with ecosystem dynamics and emergence in a lightweight, accessible format on Linux systems.
written from the facts on this page · September 2026
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I have been working on this game somewhat sparsely for the past three years or so. However, it is still in a very early stage, and there is a lot of work to do. One of my friends encouraged me to post about it here, since he felt people might find interesting how I don’t use any libraries for it. The game can be played on a browser by virtue of WebAssembly. There are native ports using either MiniFB or SDL2, but you have to build those yourself. I decided to write the game in C because I feel like it is a simple language that a lot of people can understand well enough, and I didn’t think I…
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Source: Show HN post ↗
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