# Chums > A gateway to the Social Web3 Chums is a decentralized messaging application built on the Matrix protocol, enabling secure communication and blockchain interactions in one unified space. Chums is a decentralized messaging application built on the Matrix protocol that combines secure, end-to-end encrypted communication with Web3 functionality. Users can chat in private or group conversations, join community spaces across independent servers, and communicate without the need for a central platform. Integrations such as Unstoppable Domains help link identities across communities. - Type: Project - Sector: Social - Status: Active - Founded: 2024-11-01 - Profile: https://thegrid.id/profiles/chums ## Products - [Chums](https://thegrid.id/profiles/chums): Chums is a Matrix-based messaging app with end-to-end encryption and Web3 integrations. Users can chat in private or group conversations, join community spaces across independent servers, and communicate without the need for a central platform using mobile and desktop. (Social Platform, Live, Main Product) ## Links - [Main](https://chums.chat) - [Privacy policy](https://chums.chat/privacy) - [Terms of Service](https://chums.chat/termsofuse) - [Blog](https://medium.com/@chums) - [Telegram](https://t.me/chumschat) - [YouTube](https://www.youtube.com/@chumschat) - [GitHub](https://github.com/Chums-Team) - [Farcaster](https://farcaster.xyz/chums) ## Legal This data is provided under two licensing models. Model 1 - open data. The open data core is licensed under the Open Database License (ODbL) — a copyleft/share-alike license allowing free use, modification, and sharing for any purpose. Attribution is required: include "Powered by The Grid" linking to https://thegrid.id wherever the data is used. Derivative databases must be shared under ODbL terms. Trademarks, logos, and brand names (marked "Special TPIP") are not covered by the ODbL. For ML/AI use: training datasets that substantially extract ODbL data are Derivative Databases and must be shared under ODbL if publicly used; models must be attributed in documentation. Model 2 - commercial licenses. The Grid Data Service (TGDS) is also available as a commercial license. See [Web Services Terms](https://about.thegrid.id/legal/web-services-terms) for commercial use that is not covered by the open data service. The following applies to both licensing models. - All data is provided AS IS with no guarantees of accuracy. - The Grid does not provide investment, legal, or tax advice, and - a project's presence in The Grid's data does not imply endorsement. - [Data Licensing & Disclaimers](https://about.thegrid.id/legal/data-licensing-and-disclaimers): Licensing models and disclaimers - [Open Data (ODbL)](https://about.thegrid.id/legal/open-data): Open Database License terms and scope for The Grid's open data service. - [Attribution Guidelines](https://about.thegrid.id/legal/open-data-attribution-guidelines): How to attribute The Grid's data when using the open data service. - [Web Services Terms](https://about.thegrid.id/legal/web-services-terms): commercial Terms for using data services. - [All Legal Documents](https://about.thegrid.id/legal): Full index of terms, policies, and disclosures ## Optional - [TGS Field Descriptions](https://github.com/The-Grid-Data/workspace-public/blob/main/references/tgs-field-descriptions.md): Schema field definitions for The Grid's data model - [TGS JSON Structure](https://github.com/The-Grid-Data/workspace-public/blob/main/references/tgs-json-structure.md): Data model structure and relationships - [Product Type Definitions](https://github.com/The-Grid-Data/workspace-public/blob/main/references/product-type-definitions.md): Definitions for each product type - [Product Type Classification](https://github.com/The-Grid-Data/workspace-public/blob/main/references/product-type-classification.md): Guide for classifying products into types - [Grid MCP Guide](https://github.com/The-Grid-Data/workspace-public/blob/main/grid-search/skills/grid-query/references/grid-mcp-guide.md): How to query The Grid programmatically via MCP