The best AI Writing alternative to Open WebUI is AnythingLLM, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to Open WebUI and eight of them are AI Writing Tools so hopefully you can find a suitable replacement. Other interesting AI Writing Tool alternatives to Open WebUI are Alpaca - Ollama Client, Ollama App, SillyTavern and Text generation web UI.
Open WebUI alternatives are mainly AI Chatbots, but if you're looking for
AI Writing Tools or Large Language Model (LLM) Tools you can filter on that. You can also filter by region, for example
EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to Open WebUI.