chain-asset

Community-driven token information repository for Subscan. Submit token information via issues, reviewed and merged by the Subscan team.

How to Submit Token Information

Step 1: Create an Issue

Click here to create a new issue with the following required information:

Required Fields

• Subscan Link: Direct link to your token on Subscan (e.g., https://polkadot.subscan.io/assets/<token_id>)
• Icon/Logo:
  • Format: PNG or SVG (lowercase extension only)
  • Size: Less than 30KB
  • Background: Preferably transparent
  • Provide either:
    • Direct link to the logo file
    • Attach the logo file to the issue
• CoinGecko API ID (Optional): Your token's API ID on CoinGecko (if available, otherwise leave empty)
• Project Information (Optional):
  • Description (English): Brief description of your token/project
  • Description (Chinese): 简体中文描述 (optional)
  • Website Link: Official website URL
  • Social Links (optional but recommended):
    • Twitter/X Link
    • Telegram Link
    • Discord Link
    • Medium Link
    • GitHub Link
  • Tag: Usage or feature indicators (e.g., DeFi, NFT, Gaming)
  • Risk Level: One of normal, unsafe, scam (default: normal)

Step 2: Issue Template Example

**Subscan Link**: https://polkadot.subscan.io/assets/1234

**Icon**: [Attach file or provide link]

**CoinGecko API ID**: abc-token

**Project Information**:
- Description (EN): ABC is a governance token for...
- Description (ZH): ABC 是一个治理代币...
- Website: https://abc-token.io
- Twitter: https://twitter.com/abc_token
- Telegram: https://t.me/abc_token
- Discord: https://discord.gg/abc
- GitHub: https://github.com/abc-token
- Tag: DeFi, Governance
- Risk: normal

Step 3: Review

• Subscan team will review your submission
• You may be asked to provide additional information

Step 4: Updates Reflected on Subscan

After approval, token information will be updated on Subscan within 2-3 business days.

Categories

Logo Naming Convention

If providing logo files directly:

• Format: <network>_<category>_<symbol>.<png/svg>
• Example: polkadot_asset_ABC.png
• Size: < 30KB
• Background: Transparent preferred

FAQ

Q: How long does the review process take? A: Typically 3-5 business days, depending on submission info and complexity.

Q: Can I update existing token information? A: Yes, create a new issue with "Update" in the title and reference the existing token.

Q: What if I don't have a CoinGecko listing? A: Leave the CoinGecko API ID field empty.

Q: My network is not in the supported list A: Contact the Subscan team via our support channels to request network addition.

Contact & Support

• Issues: GitHub Issues
• Documentation: Subscan Docs
• Support: support.subscan.io

Note: This repository uses an issue-based submission workflow. Direct pull requests to modify data files will not be accepted. All submissions must go through the issue review process.