> For the complete documentation index, see [llms.txt](https://docs.sovrn.place/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.sovrn.place/sovrn-core-features.md).

# Sovrn Core Features

* **Universal ID:** This feature enables users to claim a unique .SI (Sovereign Individual) domain name, serving as a unified ID for their multiple addresses. It streamlines onboarding procedures, utilizing [Ethereum Attestation Service](https://attest.sh/) for efficient identity management.
* **Tokenized-Citizenship Card:** The Sovrn platform's Multi Citizenship card provides users with seamless access to multiple network societies, eliminating the need for separate citizenship processes for each one.
* **Managed Marketplace:** Governance & ID tooling, Native Reputation System powered by [Gitcoin Passport](https://passport.gitcoin.co/) and interactive servers for Startup Cities.
* **Web3 ID Aggregation:** Users simply link their pre-existing IDs to authenticate themselves and generate a reputation score for easy access.
* **Reputation and ID System**: A decentralized system for building and managing individual reputations within the ecosystem.
* **RWA (Real-World Assets) Services**: Opportunities for users to invest in tokenized ownership of physical and tangible assets within Startup Cities, bridging digital identity with real-world investments.

<figure><img src="https://illuminated.gitbook.io/illuminated/~gitbook/image?url=https%3A%2F%2F333287886-files.gitbook.io%2F%7E%2Ffiles%2Fv0%2Fb%2Fgitbook-x-prod.appspot.com%2Fo%2Fspaces%252FmajGfBgk74izCGbjbs9U%252Fuploads%252FbKrwdJSPLESX8CEHee2q%252FFeatures%25207.png%3Falt%3Dmedia%26token%3D46ed5288-97b5-4894-b51a-ab42896384d7&#x26;width=768&#x26;dpr=4&#x26;quality=100&#x26;sign=cc22ef86&#x26;sv=2" alt=""><figcaption></figcaption></figure>