Ragdoll Studio (fka Arthas.AI) is the FOSS alternative to character.ai

In plain words

Ragdoll Studio is an open-source platform for creating and interacting with AI characters. It serves as a free alternative to proprietary character AI services, allowing users to build custom characters and have conversations with them. The platform is designed for anyone interested in AI-powered roleplay and character development without relying on closed commercial systems.

written from the facts on this page · September 2026

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  Arthas.ai – An open-source alternative to character.ai2024 · github.com · ▲32

  The creative suite for character-driven AI experiences. - bennyschmidt/ragdoll-studio

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  Design Studio by Tiledesk2023 · tiledesk.com · ▲867

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  AnythingLLM – Open-Source, All-in-One Desktop AI Assistant2024 · github.com · ▲368

  Hey HN! This is Tim from AnythingLLM (https://github.com/Mintplex-Labs/anything-llm). AnythingLLM is an open-source desktop assistant that brings together RAG (Retrieval-Augmented Generation), agents, embeddings, vector databases, and more—all in one seamless package. We built AnythingLLM over the last year iterating and iterating from user feedback. Our primary mission is to enable people with a layperson understanding of AI to be able to use AI with little to no setup for either themselves, their jobs, or just to try out using AI as an assistant but with *privacy by…

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  ArtHeart.ai2023 · artheart.ai · ▲485

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  Kolibri is Aleph Alpha

  AI · 21d ago · tej.as

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  AI · 22d ago · stillwet.art

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  Short links with superpowers

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  🌐 The Internet Computer! Free, Open-Source, and Self-Hostable. - HeyPuter/puter

  Dev tools · 2024 · github.com

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  Growth · 2024 · milestoneflow.io

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  Insights on Product Hunt launches

  Growth · 2024 · hunted.space

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