Privacy Policy

Introduction

This Privacy Policy explains how MineArcane collects, uses, shares, and protects information when you use our website, applications, AI mod-generation tools, hosted pages, downloads, communications, and related services (collectively, the "Service").

MineArcane is operated by 上海棱郡实业有限公司. For English-language convenience, we translate the company name as Shanghai Lengjun Industrial Co., Ltd.; the Chinese legal name controls. Our registered address is No. 7, Lane 1088, Mingcheng Road, Fengxian District, Shanghai, China.

By using the Service, you acknowledge that you have read this Privacy Policy. If you do not agree with it, please do not use the Service.

Scope

This Privacy Policy applies to information collected:

• On minearcane.com and related MineArcane domains or pages.
• Through account registration, login, billing, newsletters, support forms, and other communications with us.
• Through MineArcane Studio features, including prompts, uploads, generated textures, generated mod files, previews, builds, published artifacts, and downloads.
• Through analytics, cookies, logs, security systems, and abuse-prevention tooling used by the Service.

This Privacy Policy does not apply to websites, products, or services operated by third parties, even if they are linked from MineArcane. Those third parties are responsible for their own privacy practices.

Data Controller

上海棱郡实业有限公司 is the data controller responsible for personal information collected through MineArcane. You can contact us at support@minearcane.com.

Information We Collect

We may collect the following categories of information, depending on how you use the Service.

Account and Authentication Information

• Name, display name, email address, profile image, account ID, role, ban status, and account timestamps.
• Password credentials for email/password login, stored using authentication-system protections.
• Email verification, password reset, session, and security tokens.
• OAuth identifiers and profile data from login providers such as Google or GitHub, when you choose to use them.
• Session data such as IP address, user agent, login timestamps, and authentication cookies.

Billing and Credit Information

• Customer IDs, checkout session IDs, subscription IDs, invoice IDs, plan, price, payment status, billing period, cancellation status, credit balance, and credit transactions.
• Payment card and payment-method details are handled by payment providers such as Stripe or Creem. We do not intentionally store full payment card numbers on our servers.

Studio, Project, Upload, and Generated Content

• Prompts, chat messages, project titles, project settings, selected Minecraft edition or loader, item names, namespace and registry names, and similar project metadata.
• Uploaded files and images, including textures, profile avatars, source material, and file metadata such as filename, content type, and file size.
• Generated outputs, including mod specifications, Java source files, data files, textures, previews, packaged JAR or ZIP files, build logs, warnings, assumptions, and download metadata.
• Published artifact data, including public slugs, display names, cover images, generated file summaries, public pages, and download links.

Usage, Device, Analytics, and Log Data

• IP address, browser type, operating system, device metadata, language preference, locale, referring pages, page views, click events, session timestamps, feature usage, errors, and diagnostic logs.
• Information collected through cookies and similar technologies, as described in our Cookie Policy.
• Abuse, fraud, security, and rate-limit signals, including API key metadata if API keys are enabled.

Communications and Marketing Information

• Emails, contact form messages, support requests, feedback, newsletter subscription status, unsubscribe status, and communication preferences.

How We Use Information

We use information for the following purposes:

• To provide, maintain, secure, and improve the Service.
• To create and manage accounts, authenticate users, maintain sessions, and prevent unauthorized access.
• To process prompts, uploads, project state, texture generation, builds, previews, downloads, and published artifact pages.
• To process subscriptions, one-time purchases, credit purchases, invoices, customer portal sessions, renewals, cancellations, and related billing support.
• To send transactional emails, verification emails, password reset emails, support replies, product updates, and newsletters where enabled or requested.
• To analyze usage trends, measure performance, debug errors, prioritize product improvements, and understand how users interact with the Service.
• To detect, prevent, and respond to fraud, abuse, security incidents, policy violations, intellectual-property reports, and technical issues.
• To enforce our Terms of Use, Safety Policy, Mod License, and other applicable policies.
• To comply with legal obligations and respond to lawful requests.

Where applicable law requires a legal basis for processing, we rely on one or more of the following: performance of a contract, our legitimate interests in operating and securing the Service, compliance with legal obligations, consent, and protection of legal rights.

Third-Party Services

We use third-party service providers to operate the Service. The exact providers may vary by configuration, feature, and deployment, but may include:

• Authentication and OAuth providers, such as Google and GitHub, when you choose social login.
• Payment providers, such as Stripe or Creem, for checkout, billing, subscriptions, customer portals, invoices, fraud checks, and payment webhooks.
• Email and newsletter providers, such as Resend or Beehiiv where enabled, for transactional email and newsletter subscription management.
• Storage and infrastructure providers, including database, hosting, S3-compatible storage, Cloudflare R2 or similar services, for storing accounts, uploads, project files, generated artifacts, and logs.
• AI and generation providers, such as MineArcane backend services and, where configured, providers including OpenRouter, OpenAI, Replicate, Google Gemini, Fal, Fireworks, DeepSeek, or similar model/API providers, for prompt interpretation, texture generation, file generation, and related processing.
• Analytics and performance providers, such as Google Analytics, Umami, Plausible, Ahrefs Analytics, Seline, DataFast, OpenPanel, PostHog, Microsoft Clarity, Vercel Analytics, or Vercel Speed Insights where enabled.
• Security, captcha, chat, and notification providers, such as Cloudflare Turnstile, Crisp, Discord, Feishu, or similar tools where enabled.

These providers may process information on our behalf or under their own terms, depending on the provider and feature. We share only the information reasonably needed for them to provide the relevant service.

Cookies and Tracking Technologies

We use cookies and similar technologies to:

• Keep you signed in and maintain secure sessions.
• Remember preferences such as language, theme, and settings.
• Protect the Service from fraud, abuse, and unauthorized access.
• Understand traffic, performance, errors, and product usage where analytics are enabled.

You can manage cookies through your browser settings. Some features may not work correctly if essential cookies are blocked. For more details, see our Cookie Policy.

How We Share Information

We may share information:

• With service providers that help us operate, secure, analyze, improve, and support the Service.
• With payment providers and billing systems to process purchases and subscriptions.
• With OAuth providers when you choose to connect or authenticate through them.
• With AI and backend providers as needed to generate, transform, build, or preview content you request.
• With other users or the public when you choose to publish, share, or make generated artifacts publicly available.
• With law enforcement, regulators, courts, or other parties when required by law or necessary to protect rights, safety, security, or the integrity of the Service.
• In connection with a business transaction such as a merger, acquisition, financing, restructuring, or transfer of assets, subject to appropriate protections.

We do not sell your personal information. We do not use personal information for cross-context behavioral advertising as of the date of this Policy. If this changes, we will update this Policy and provide any choices required by law.

Data Retention

We keep information for as long as reasonably necessary for the purposes described in this Policy, including:

• Account information for as long as your account remains active.
• Project data, prompts, uploads, generated files, artifacts, and published pages until you delete them, delete your account, request removal, or they are removed under our policies.
• Payment, invoice, subscription, credit, and tax-related records for as long as needed for accounting, fraud prevention, dispute resolution, and legal compliance.
• Support and communication records for as long as needed to respond to requests and maintain business records.
• Security, audit, diagnostic, and log data for a limited period unless longer retention is needed for security, abuse prevention, legal claims, or compliance.
• Backup copies until they expire through normal backup rotation.

Deletion requests may be subject to legal, security, billing, backup, fraud-prevention, and dispute-resolution exceptions.

Deletion or removal requests apply to copies and public pages controlled by MineArcane. They may not remove copies that you or others have already downloaded, shared, hosted, or mirrored outside MineArcane.

Data Security

We use reasonable technical and organizational measures designed to protect personal information, including access controls, session protections, provider-level security controls, and encrypted transport where available. No online service can guarantee absolute security, and you are responsible for keeping your account credentials and devices secure.

Your Privacy Rights

Depending on your location, you may have rights to:

• Access the personal information we hold about you.
• Correct inaccurate or incomplete information.
• Delete personal information, subject to legal and operational exceptions.
• Request a copy or portability of certain information.
• Object to or restrict certain processing.
• Withdraw consent where processing is based on consent.
• Opt out of marketing emails by using unsubscribe links or contacting us.
• Appeal or complain to a privacy or data protection authority where available under local law.

To exercise these rights, contact us at support@minearcane.com. We may need to verify your identity before fulfilling a request.

California Privacy Notice

If California privacy law applies to your use of the Service, you may have rights to know, access, correct, delete, and opt out of certain uses of personal information, and you may have the right not to be discriminated against for exercising those rights.

In the preceding 12 months, the categories of personal information we may have collected are described in "Information We Collect" above. The categories of sources include you, your device, authentication providers, payment providers, analytics tools, service providers, and your interactions with the Service. The purposes are described in "How We Use Information" above. The categories of recipients are described in "Third-Party Services" and "How We Share Information" above.

We do not sell your personal information. We do not use personal information for cross-context behavioral advertising as of the date of this Policy.

Children's Privacy

The Service is not directed to children under 13, and we do not knowingly collect personal information from children under 13. If you are under the age of majority in your jurisdiction, you should use the Service only with permission and supervision from a parent or guardian.

If you believe a child under 13 has provided personal information to us, contact us at support@minearcane.com, and we will take appropriate steps to delete the information where required.

International Transfers

MineArcane is operated from China, and our service providers may process or store information in China, the United States, the European Economic Area, and other jurisdictions. These jurisdictions may have data protection laws that differ from those in your location. Where required, we use appropriate safeguards for international transfers.

Third-Party Links

The Service may link to third-party websites, services, documentation, downloads, communities, or payment pages. We are not responsible for the privacy practices of third parties. Please review their privacy policies before providing information to them.

Related Policies

For rules that apply to content, generated mods, reports, and publishing, see our Terms of Use, Safety Policy, MineArcane Mod License, and Copyright and DMCA Policy.

Changes to This Privacy Policy

We may update this Privacy Policy from time to time. If we make material changes, we will update this page and revise the date above. Where required by law, we may provide additional notice.

Contact Us

If you have questions, requests, or complaints about this Privacy Policy or our privacy practices, please contact us or email support@minearcane.com.