Dify
Available in HKFreemium
An open-source platform for AI apps and agentic workflows, self-hostable.
Open sourcelanggenius/dify161,126 Stars
Best for: Developers, Enterprise teams, Founders
AI agentsWorkflow automation
RAGFlow
InfiniFlow
An open-source RAG engine with deep document understanding for traceable enterprise knowledge bases.
Available in HKFree★ 94,131 Stars
Overview
RAGFlow parses complex PDFs, scans, tables and slides, then retrieves and answers with citations, with built-in agent orchestration and self-hosting.
Best for
DevelopersEnterprise teams
Typical use cases
Strengths
- Excellent complex-document parsing
- Traceable answers
Limitations & caveats
- Resource-hungry
- Tuning takes experience
Hong Kong availability
Available in HKRecent reliable evidence supports use in Hong Kong.
Basis: official statement
The source code is hosted on GitHub (Hong Kong is not among GitHub's trade-control restricted regions) and can be downloaded and self-hosted for free. Note: if you connect it to model APIs such as OpenAI, Anthropic or the Gemini API, each provider's regional policy still applies.
Access
- Website
- Supported
- Sign-up
- Supported
- Core features
- Supported
- Payment
- Unverified
Sources
- GitHub and trade controls(opens in a new tab)GitHub · Official · checked 14 Nov 2026
Verified on: 14 Nov 2026
Availability information is for reference only and is not legal advice. Terms can change at any time — rely on the provider's latest official statement. We do not provide ways to bypass regional restrictions.
Similar alternatives
Similar tools, with options usable in Hong Kong shown first.
Open WebUI
Available in HKFree
A self-hosted ChatGPT-style interface for local or cloud models — ideal for private team use.
Open sourceopen-webui/open-webui158,595 Stars
Best for: Developers, Enterprise teams
Run models locallySelf-hostable
Microsoft 365 Copilot
Available in HKPaid
AI inside Word, Excel, PowerPoint, Outlook and Teams — a mainstream choice for Hong Kong organisations.
Best for: Professionals, Managers, Enterprise teams
Slide decksDocuments
AI Agents for Beginners
Available in HKFree
Microsoft's open-source, 18-lesson course on building AI agents.
Open sourcemicrosoft/ai-agents-for-beginners79,582 Stars
Best for: Developers, AI beginners, Students
Learn AIAI agents