For a white label platform for workspace branding, the strongest matches are rocketchat/rocket.chat (Rocket), mattermost/mattermost (Mattermost is a self-hosted, enterprise-grade team communication platform that) and zulip/zulip (Zulip is a self-hosted team chat platform that gives). humhub/humhub and nextcloud/server round out the shortlist. Each is ranked by relevance to your query, popularity and recent activity.
Find the best white-label platforms for workspace branding. Compare top open-source tools ranked by activity and features to find the best fit.
Rocket.Chat is a self-hosted communication platform designed for organizations to maintain full control over their messaging infrastructure and data. It functions as a scalable collaboration suite that supports growing teams by managing consistent configuration cycles across diverse deployment environments. The platform distinguishes itself through a modular architecture that allows for deep customization of enterprise collaboration workflows. It features a sandboxed application engine that enables developers to build and integrate custom tools and plugins within an isolated environment, ensu
Rocket.Chat is a self-hosted team communication platform that you can fully customize with your own logo, colors, and domain, and it supports SSO and custom notifications, fitting exactly what you need for a white-label collaboration suite.
Mattermost is a self-hosted, enterprise-grade communication platform designed for organizations that require strict control over their internal data and messaging infrastructure. It functions as a centralized hub for real-time team interaction, offering persistent messaging, voice and video conferencing, and integrated project management tools within a single, private workspace. The platform is built to support high-security environments, including air-gapped deployments where public internet access is restricted or unavailable. The platform distinguishes itself through a focus on regulatory
Mattermost is a self-hosted, enterprise-grade team communication platform that directly matches your need for a white-label collaboration tool, with built-in branding customization, custom domain support, theming, and SSO—all the features you listed are well-covered by its core offering.
Zulip is an open-source, self-hosted chat platform designed for real-time team communication. It organizes conversations into threaded streams, allowing users to maintain focus and manage complex discussions within a private, secure infrastructure. The project provides full control over data, authentication, and server management, making it a comprehensive solution for organizations requiring a dedicated messaging environment. The platform distinguishes itself through a hybrid backend architecture that combines a robust web framework for standard requests with an asynchronous event-streaming
Zulip is a self-hosted team chat platform that gives you full control over data and authentication, and it supports custom branding (logo, colors, domain) and SSO natively, making it a comprehensive white-label collaboration suite that fits your requirements.
HumHub is an open-source enterprise social networking framework designed to facilitate internal communication and team collaboration within private organizational networks. It provides a modular architecture that allows organizations to build secure, self-hosted digital workspaces where users can manage profiles, share content, and organize projects through dedicated collaborative spaces. The platform distinguishes itself through a highly extensible plugin system and a granular role-based access control model. By utilizing an event-driven hook system and a modular architecture, developers can
HumHub is an open-source enterprise social networking framework built for self-hosted team collaboration, with theming support for custom branding, LDAP-based SSO, and a modular plugin system, directly matching the need for a fully custom-branded, on-premise collaboration platform.
Nextcloud is a self-hosted platform designed for private cloud storage, file synchronization, and collaborative team workspaces. It provides a comprehensive suite of tools for document editing, groupware services like calendars and contacts, and secure data management, all while ensuring users maintain full control over their infrastructure and data sovereignty. The platform distinguishes itself through a decentralized federated architecture that allows independent server instances to securely share data and collaborate across a network. It features a highly modular plugin ecosystem, enabling
Nextcloud is a self-hosted collaboration suite with extensive theming for custom logos, colors, and domains, plus SSO and email notification options, making it a strong fit for a white-label team platform.
Tinyauth is an authentication middleware service and identity provider that verifies user identities to grant system access. It operates as a standalone server or as an authentication gateway, utilizing a reverse proxy model to intercept requests and validate credentials before traffic reaches protected backend services. The project functions as an OpenID Connect provider for single sign-on experiences and an OAuth 2.0 gateway that delegates verification to external providers such as Google and GitHub. It also acts as an LDAP authentication server, allowing for centralized user management and
Tinyauth is an authentication middleware and identity provider that handles SSO and self-hosting, but it is not a team collaboration platform — it lacks the core messaging, project management, and brandable UI that a white-label collaboration tool would need.
Dex is an OpenID Connect provider and identity federation proxy that translates authentication signals from various upstream sources into a unified OpenID Connect interface. It functions as a multi-protocol identity broker, enabling client applications to implement a single standard while delegating user verification to external identity providers. The project distinguishes itself through a pluggable connector architecture that bridges disparate protocols including LDAP, SAML, and OAuth2. It provides specific integrations for services such as GitHub, Google, GitLab, and Microsoft, while offer
Dex is an OpenID Connect identity provider and federation proxy, not a team collaboration platform; it handles the authentication piece (SSO) but provides no collaboration features like messaging, file sharing, or project management.
Authelia is a centralized identity and access management server designed to secure web applications through unified authentication and authorization. It functions as an identity authority that enables single sign-on across diverse platforms, allowing users to access multiple services with a single set of credentials. By acting as a standards-compliant provider, it facilitates secure identity propagation and token issuance for client applications. The platform distinguishes itself through its ability to integrate directly with web gateways as a reverse proxy authentication middleware, intercep
Authelia is an identity and access management server that provides SSO and authentication, but it is not a team collaboration platform with customizable branding — it's an authentication building block, not the full white-label workspace you're looking for.
This project is an open-source identity provider and single sign-on platform that centralizes user authentication for multiple web applications and services. It functions as a multi-protocol authentication gateway, verifying user identities and issuing tokens through the CAS protocol as well as industry standards including SAML, OAuth2, and OpenID Connect. The system acts as a federated identity server, allowing authentication to be delegated to external third-party or corporate identity providers. It distinguishes itself through identity attribute governance, which manages which specific use
This is a single sign-on and identity provider platform, not a team collaboration platform — it handles authentication but lacks the core collaboration features (chat, file sharing, project management) a white-label platform would need.
Theme-ui is a React theme framework and CSS-in-JS utility used for building themeable user interfaces. It functions as a design system tool that establishes centralized, constraint-based scales for colors, typography, and spacing to ensure visual consistency across applications. The framework distinguishes itself through an array-based responsive shorthand for mobile-first layouts and a dedicated color mode manager that synchronizes with browser preferences and persists user selections. It also features a system for creating named style variants to control component appearance via properties
Theme UI is a design system and theming framework for React, not a full collaboration platform—it provides the branding and color customization tools you'd use when building one, but lacks the actual team-collaboration features like chat, project management, or user roles that a white-label platform would need.
Hydra is a headless identity server that functions as a certified OAuth2 and OpenID Connect provider. It is designed as an authentication engine that manages authorization handshakes and token lifecycles while remaining decoupled from the user interface. The project distinguishes itself through a headless architecture, allowing external management of login and consent flows. It provides specialized capabilities for dynamic client registration, JSON Web Token issuance, and a system for rotating encryption secrets without service downtime. The system covers a broad range of identity operations
Ory Hydra is an OAuth2/OpenID Connect identity server, not a team collaboration platform—it handles authentication and authorization but provides no collaboration features such as chat, file sharing, or project management, so it only contributes a partial component (SSO) to your goal of a fully branded collaboration suite.
This project is a cloud-native identity and access management platform designed to centralize authentication, authorization, and identity lifecycle management. It functions as a standards-compliant OpenID Connect authorization server, providing secure session management and token issuance for web, mobile, and device-based applications. The platform is built to handle complex identity requirements through stateless token authentication and support for modern passwordless methods, including biometrics and hardware keys. What distinguishes this platform is its native support for multi-tenant env
Zitadel is an identity and access management platform that provides SSO and customizable login pages, which are useful building blocks for a white-labeled solution, but it is not a full team collaboration platform with messaging, file sharing, or project management features.
| Repository | Stars | Language | License | Last push |
|---|---|---|---|---|
| rocketchat/rocket.chat | 45.5K | TypeScript | NOASSERTION | |
| mattermost/mattermost | 38.1K | TypeScript | NOASSERTION | |
| zulip/zulip | 24.7K | Python | apache-2.0 | |
| humhub/humhub | 6.7K | PHP | NOASSERTION | |
| nextcloud/server | 35.8K | PHP | AGPL-3.0 | |
| steveiliop56/tinyauth | 7K | Go | gpl-3.0 | |
| dexidp/dex | 10.9K | Go | Apache-2.0 | |
| authelia/authelia | 26.8K | Go | apache-2.0 | |
| apereo/cas | 11.3K | Java | Apache-2.0 | |
| system-ui/theme-ui | 5.4K | TypeScript | MIT |