Licenses & Attribution
Date of Last Revision: August 26, 2023

SimilarWorlds contains JavaScript code and tools written by developers that kindly share their work for free. SimilarWorlds also uses graphics and other work done by other great people.
Below we list the licenses and attribution of each of the scripts, tools and other contents we use.
Emoji on SimilarWorlds
SimilarWorlds uses Google Noto Emoji. This Emoji artwork is provided by Google.

Google Play
Google Play and the Google Play logo are trademarks of Google LLC.

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 SimilarWorlds 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

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

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

SimilarWorlds and all images associated with SimilarWorlds are © Copyright 2023 SimilarWorlds. All Rights Reserved.