Alternatives to fullmoon
28 tools that compete with or replace fullmoon. Ranked by direct product-type match — not generic category overlap.
Why people look for alternatives to fullmoon
The complaints that come up most often in public discussion — reviews, forums and community threads. Not our opinion, and not the vendor's marketing.
- Naming confusion with another open-source 'fullmoon' project.
- Limited model selection—only three small models bundled.
- No API access for remote or automated use.
- No RAG capability—can't query local documents yet.
Drawn from 59 mentions across 5 sources · researched Jul 3, 2026.
In fairness: users also consistently praise fully offline and private—no data leaves your device, and optimized for apple silicon with metal 3 and mlx. A complaint list is not a verdict — see the full picture on the fullmoon page.
Atomic Chat
Free local AI chat running 1000+ open-source models fully offline.
Cortex.cpp
Run 123+ open-source models locally or connect online APIs in one free, open-source desktop app
Perplexity
Cited, real-time AI answer engine with local-first agent capability
Iris Android
Run LLMs offline on Android with GGUF and llama.cpp.
Inflection
Free emotionally intelligent AI assistant with real-time web search for STEM tutoring and everyday tasks
RWKV Runner
Open-source desktop app for running RWKV RNN LLMs locally with infinite context.
coreai-model-zoo
Free open-source repo with 62 pre-converted Apple Core AI models, recipes, and one-line Swift loading.
Gemini for Government
FedRAMP High & IL5 compliant Gemini AI for U.S. government agencies
Qwen3.6-27B
Open-source 27B LLM with thinking mode for agentic coding and multimodal reasoning.
Frequently asked questions
What are the best alternatives to fullmoon?
We currently list 28 alternatives to fullmoon: Atomic Chat, Chatbox, Cortex.cpp, ChatGPT, Perplexity. Each is ranked by direct product-type match rather than generic category overlap.
How do you choose which fullmoon alternatives to show?
Alternatives are ranked by direct product-type match — tools that do the same job — not by shared category tags. Every listed tool is independently re-verified on a continuous cycle.