
OpenGameArt.org
GOG.com
Chess.com
Poki
IsThereAnyDeal
Crazygames
Epic Games
An online game marketplace and community.

The modern platform for creating, sharing, and collaborating on AI prompts. Advanced version control and real-time testing.

Which is more popular?
Based on our record, itch.io seems to be more popular. It has been mentioned 7505 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | itch.io | diffyn.com |
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| Platforms | — | |
| Company | Startup from the United States | — |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


No analysis of itch.io yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
What is… ITCH.IO & GAMEJOLT?! - Softlocked
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The Ultimate Prompt Tool for Creators – Visualize & Organize with Diffyn
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing itch.io and Diffyn.
Diffyn's answer:
Addresses workflow and change management on LLM prompts, provide teams with traceability and visualization of tests across multiple models, provide deeper understading into efficiency of these prompts.
Diffyn's answer:
Diffyn is the platform that specializes on both change management and multi-model analysis.
Diffyn's answer:
React, Next.js, POSTGRESQL
Diffyn's answer:
Professionals incorporating LLMs or AI tools in their workflow and wants to keep track of changes and test their prompts.
Diffyn's answer:
I started working on Diffyn when I notice that prompting has become an essential part of work across many industries. While there are version control platofrms like github, they are not designed for just prompt management are can be overkill such applications, it is also not integrated natively with various LLMs and relevant tools for users to validate ideas and visualise results properly.
Share your experience with using itch.io and Diffyn. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


The independent PC gaming platform, equivalent to the eccentric bric-a-brac shop selling obscurities from stuffed animals to crystal skulls. Itch.io is exclusively committed to indie games, and there’s a good chance...
Itch.io has a strange name but a great premise: a place for independent PC game developers to sell their work with a pay-what-you-want model. Some games come with minimum prices, but you can pay more than this amount...
Itch.io is all about the indies. Though most of the games offered on the site and download client are free (thanks to a mobile-style open submission policy), developers can add a price to their games, and many popular...
We have no reviews of Diffyn yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Hey friends! Today on The Adventures of Blink, we wrap up our our Breakout clone - we'll learn how to turn a python script into an executable and then how to post a project to itch.io. - Source: dev.to / 7 months ago
Https://kenney.nl/assets has a LOT of public domain assets for use if you just want to experiment with the engine. https://itch.io also has a lot of free assets as well. - Source: Hacker News / 8 months ago
It was my love for indie games that lead me to itch.io, though I found myself drawn to the solo Tabletop Role-Playing Games published there. This was helped by Dan Qui Dam maintaining The Hermits Club, which is a list of such titles... - Source: dev.to / 9 months ago
Tracking Diffyn since Jun 2025.
When comparing itch.io and Diffyn, you can also consider the following products.

A site dedicated to sharing artwork & other assets for game development.
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DRM-free game store, selling both new and old titles. No clients required.
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Poki.com is one of the best-personalized discovery platforms for free online games where you can play thousands of games directly in your web browser.
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"When the price is right, you will play all night."
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Crazygames is the most popular free online gaming site that provides thousands of games that you can play directly in your browser.
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