Your AI Office Assistant

Your AI Office Assistant

Upload docs, manage files, process emails, build knowledge bases

Get complex work done just by chatting. ChengOS brings AI, tools, and data together so anyone can automate their work — no coding needed.

Chat to Get Things Done

No coding needed — just tell AI what you want and it handles the rest

Ask About Anything

Upload documents, images, audio, or video — AI understands and answers

Gets Smarter Over Time

Build your own knowledge base and AI finds precise answers from your data

Installation

No complex setup — the installer script handles everything automatically

Containerized deployment with database, cache, and app all bundled — ready out of the box

Terminal
curl -fsSL https://chengos.dev/chengos.sh | bash
Select Docker mode in the installer to auto-pull images and start all services
  • Automatic container lifecycle management
  • One-click start/stop for all services
  • Supports incremental updates
Quick Install

One Command to Get Going

Docker One-Click Deploy

Docker Compose starts everything — database, cache, and app. Ready to use out of the box.

Multi-Platform Support

Runs on Linux, macOS, and Windows. Deploy locally or in the cloud.

9 AI Model Providers

OpenAI, Claude, Gemini, DeepSeek, Ollama, and more — choose your favorite.

Free to Use

Free for personal and commercial use. Enterprise edition with advanced features coming soon.

What Can It Do

One Assistant for Every Task

No need for a dozen apps — ChengOS puts everyday office tools in one place

AI Chat

Chat with AI like a messaging app. Upload files and discuss them together.

Document Q&A

Upload PDF, Word, or Excel files. AI summarizes, extracts info, and answers questions.

Audio & Video Understanding

Send a photo, audio clip, or video — AI can see, hear, and understand it all.

Your Knowledge Base

Drop in your company docs and manuals. Search in plain language, AI finds answers from your data.

Email Assistant

AI reads, searches, writes replies, forwards, and organizes your emails — just say the word.

Doc & Spreadsheet Editing

Tell AI "Make paragraph 3 more formal" or "Fill in the missing data" and it edits directly.

Scheduled Tasks

Set up daily auto-reports via email. No manual work needed — it runs on schedule.

File Management

"Find all files mentioning budget and create a summary" — AI does it step by step.

Typical Workflow Diagrams

Document Q&A Flow

Upload DocPDF / Word / ExcelParse ContentExtract & ChunkAI AnalysisUnderstand & SummarizeReturn AnswerAnswer / Summary

Email Assistant Flow

Receive EmailFetch & ParseAI ClassifyClassify IntentDraft ReplyDraft ResponseSend / ArchiveSend / Archive

Knowledge Base Search Flow

Natural Language QueryUser QueryVector SearchVector SearchAI ReasoningRAG + LLMCited AnswerCited Answer
How It Works

Three Steps to Get Started

No technical skills needed — pick a template, chat with AI, and let it do the work

1

Pick a Template or Build

Choose from 11 pre-built templates, or drag and drop to build your own workflow. As easy as building blocks.

Workflow Diagram

Presentation LayerLayer 4REST APIAxumWebSocketReal-timeGraphQLQueryApplication LayerLayer 3Workflow OrchestratorLifecycle · Event DispatchDomain LayerLayer 2WorkflowModelEngineExecutorNodeRuntimeInfrastructure LayerLayer 1PostgreSQLPersistenceMemoryCacheMessage QueueAsync
2

Chat with AI

Tell AI what you need: "Summarize this report" or "Check last week's emails." AI understands your intent automatically.

3

AI Executes Automatically

AI picks the right workflow and runs it — reading files, searching knowledge bases, processing data. Everything is transparent.