Licenses
Date of Last Revision: February 11, 2021

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Similar Worlds contains JavaScript code and tools written by developers that kindly share their work for free. Similar Worlds also uses graphics and other work done by other great people.
Below we list the licenses of each of the scripts, tools and other contents we use. Keep in mind that this list may change at any time, as we are always actively working on this website.
Emoji on Similar Worlds
Similar Worlds uses Google Noto Emoji. This Emoji artwork is provided by Google.

Use of Let's Encrypt & Certbot
Let's Encrypt is a certificate authority (CA), a service provided by the Internet Security Research Group (ISRG). Certbot is an extensible client for Certificate Authorities that speak the ACME protocol, made by the Electronic Frontier Foundation (EFF). Connections to Similar Worlds are secure because we use SSL provided by Let's Encrypt & Certbot.

Use of GeoLite2
This product includes GeoLite2 data created by MaxMind, available from https://www.maxmind.com.

Use of MozJPEG, gifsicle and optipng
We use MozJPEG, gifsicle and optipng to optimize our images and photos. These tools are just great!

Use of Sphinx Search
We use Sphinx Search provided by Sphinx Technologies Inc.

Our Awards
The images used for our Awards (Trophy, Medal and Certificates) were designed by Freepik and Madebyoliver from Flaticon.

Disclaimer: Similar Worlds and all staff of Similar Worlds will not be held responsible for (1) any content generated by Similar Worlds users or (2) content that exists through any links posted on the Similar Worlds website.

Similar Worlds is in no way affiliated, endorsed, or sponsored by Experience Project.

Similar Worlds and all images associated with Similar Worlds are © Copyright 2021 Similar Worlds. All Rights Reserved.