Hugging Face Transformers
Self-Hosted AIState-of-the-art machine learning model library
Replaces OpenAI API
Best Cross-Platform Self-Hosted AI for self-hosting
The 37 best Cross-Platform self-hosted ai you can self-host, ranked by community traction.
Langflow
Self-Hosted AIVisual framework for building AI agents and RAG pipelines
Replaces Vertex AI Agent Builder
GPT Academic
Self-Hosted AILLM toolkit for research, papers, and code analysis
Replaces ChatGPT
Cline
Self-Hosted AIAutonomous coding agent for your editor
Replaces GitHub Copilot, Cursor
Docling
Self-Hosted AIParse documents into AI-ready structured formats
Replaces Adobe Acrobat
Open Interpreter
Self-Hosted AINatural-language interface that runs code on your machine
Replaces ChatGPT Code Interpreter
whisper.cpp
Self-Hosted AIFast C++ port of OpenAI Whisper speech recognition
Replaces Otter.ai, Google Speech-to-Text
Upscayl
Self-Hosted AIFree AI image upscaler for the desktop
Replaces Topaz Gigapixel AI
Aider
Self-Hosted AIAI pair programming in your terminal
Replaces GitHub Copilot, Cursor
Text Generation WebUI
Self-Hosted AIGradio web UI for running and tuning local text models
Replaces ChatGPT
Coqui TTS
Self-Hosted AIDeep learning toolkit for local text-to-speech
Replaces ElevenLabs
Fabric
Self-Hosted AIOpen-source framework for augmenting humans with AI
Replaces ChatGPT
Agno
Self-Hosted AILightweight framework for building multi-agent systems
Replaces LangChain
Marker
Self-Hosted AIConvert PDFs and documents to Markdown with AI
Replaces Adobe Acrobat
Bark
Self-Hosted AITransformer-based text-to-audio generation model
Replaces ElevenLabs
Prompt Optimizer
Self-Hosted AISelf-hosted tool to test and refine LLM prompts
Replaces PromptPerfect
OpenVoice
Self-Hosted AIInstant voice cloning with flexible style control
Replaces ElevenLabs
SillyTavern
Self-Hosted AICustomizable frontend for AI character roleplay
Replaces Character.AI
GPT Pilot
Self-Hosted AIAI developer that writes apps with human oversight
Replaces Devin
FaceFusion
Self-Hosted AIIndustry-leading face manipulation and swapping platform
Replaces DeepFaceLab
Haystack
Self-Hosted AIFramework for building production-ready LLM applications
Replaces LangChain
promptfoo
Self-Hosted AITest, evaluate, and red-team LLM applications
Replaces LangSmith
faster-whisper
Self-Hosted AIReimplementation of Whisper for fast local transcription
Replaces Google Speech-to-Text
Rembg
Self-Hosted AIRemove image backgrounds automatically with AI
Replaces remove.bg
WhisperX
Self-Hosted AIFast Whisper transcription with word-level timestamps and diarization
Replaces Otter.ai, Rev
Leon
Self-Hosted AIOpen-source personal AI assistant you can self-host
Replaces Google Assistant, Alexa
ChatALL
Self-Hosted AIQuery multiple AI chatbots side by side at once
Replaces Poe
txtai
Self-Hosted AIAll-in-one embeddings database for semantic search and RAG
Replaces Pinecone
AIChat
Self-Hosted AIAll-in-one LLM CLI tool with chat-REPL and API server
Replaces ChatGPT
SD.Next
Self-Hosted AIAdvanced all-in-one generative image and video studio
Replaces Midjourney
Transformer Lab
Self-Hosted AIWorkspace for training and evaluating local LLMs
Replaces OpenAI Playground
LoLLMs WebUI
Self-Hosted AIHub for many AI models with a personality system
Replaces ChatGPT
Rivet
Self-Hosted AIVisual programming environment for building AI agents
Replaces LangChain
ExLlamaV2
Self-Hosted AIFast inference library for quantized LLMs on consumer GPUs
Replaces OpenAI API
Demucs
Self-Hosted AIState-of-the-art music source separation
Replaces LALAL.AI
RamaLama
Self-Hosted AIRun AI models using OCI containers
Replaces Ollama
Chatd
Self-Hosted AIChat with your documents using local AI
Replaces NotebookLM
No apps match these filters.
At a glance
| App | Deploy effort | Difficulty | Min. RAM | License | ★ Stars |
|---|---|---|---|---|---|
| Hugging Face Transformers | Read-the-docs project | Hard | 8,192 MB | Apache-2.0 | 167,686 |
| Langflow | Under-an-hour setup | Medium | 2,048 MB | MIT | 155,637 |
| GPT Academic | Under-an-hour setup | Medium | 2,048 MB | GPL-3.0 | 71,469 |
| Cline | Read-the-docs project | Easy | 512 MB | Apache-2.0 | 70,284 |
| Docling | Under-an-hour setup | Medium | 4,096 MB | MIT | 68,836 |
| Open Interpreter | Read-the-docs project | Medium | 1,024 MB | AGPL-3.0 | 68,574 |
| whisper.cpp | Read-the-docs project | Medium | 1,024 MB | MIT | 54,355 |
| Upscayl | Read-the-docs project | Easy | 4,096 MB | AGPL-3.0 | 50,543 |
| Aider | Read-the-docs project | Easy | 512 MB | Apache-2.0 | 49,534 |
| Text Generation WebUI | Under-an-hour setup | Medium | 8,192 MB | AGPL-3.0 | 47,726 |
Quick picks
- Most adopted: Hugging Face Transformers (167,686 GitHub stars).
- Lightest footprint: Prompt Optimizer (from 256 MB RAM, against 8,192 MB for the heaviest here).
- Fastest to deploy: Prompt Optimizer (verified single-container compose).
- Licensing: 19 of 37 use MIT; check the rest individually if you plan to modify and redistribute.
Every option here is open-source and self-hostable, tagged Cross-Platform within the self-hosted ai category. Deploy effort is graded from published container recipes, not vendor claims — see the methodology.