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Core Alternatives
Similar projects and alternatives to core
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Git
Git Source Code Mirror - This is a publish-only repository but pull requests can be turned into patches to the mailing list via GitGitGadget (https://gitgitgadget.github.io/). Please follow Documentation/SubmittingPatches procedure for any of your improvements.
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CodeRabbit
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just-the-docs
A modern, high customizable, responsive Jekyll theme for documentation with built-in search.
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EXP_Documents
Sciency fiction table top RPG documentation. Asciidoc to HTML site generation using Antoradocs.
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SaaSHub
SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives
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itdr
Into the Dungeon: Revived — Rules for fantastic adventure games playable with paper and pencil and polyhedral dice.
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s6rpg
Welcome to S6, the action-packed role-playing game that will take you on a thrilling journey through a world of danger and adventure!
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SaaSHub
SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives
NOTE:
The number of mentions on this list indicates mentions on common posts plus user suggested alternatives.
Hence, a higher number means a better core alternative or higher similarity.
core discussion
core reviews and mentions
Posts with mentions or reviews of core.
We have used some of these posts to build our list of alternatives
and similar projects. The last one was on 2023-04-12.
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Playtesting Problem: Players are happy
Copyright is brain damage. The book's source files are fully open, and everyone is welcome to copy everything.
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S6 RPG System (Open Source / Creative Commons)
Or for a pure TeX compile, there's mine.
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Lend me your intuitions: Is this ugly?
That's good phrasing, and pretty much where the current draft is at.
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ChronichlesRPG: A Public Domain Tabletop RPG System
For my own rpg, I went with LaTeX. It's less inviting, but you get more control over the output pdf.
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Typst, an alternative to LaTeX, is now open source
It was once in Scribus, but nothing else can do what LaTeX does. I've just pushed to the master branch.
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BIND: The Hackable Dark Fantasy
The source files will always be open (including layout, images, et c.), so you can change rules you don't like, add spells, and everyone else can take a copy of your changes if they like them. Source files available here.
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A hackable RPG for RPG hackers
Download this, put in your name, character name, add points until the XP total reaches 0 (it tracks what you spend), then add items from the drop-down menus.
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On the topic of licensing, why not use the GNU Free Documentation License?
This is why.
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Recommendations on RPGs that aren't under WotC OGL?
There is such a thing as CC0 artwork so I'm not sure where the difficulty is. There are even open source TTRPGs with artwork in them such as BIND. There are even CC0 licensed video games with the artwork also licensed as CC0, one even was announced today!
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Open Source Like
Source
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A note from our sponsor - SaaSHub
www.saashub.com | 26 Mar 2025
Stats
Basic core repo stats
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