10 Best Self-hosted Web Chat Software & Tools (2026 Reviews)

The self-hosted web chat software runs on your own on-premises or private cloud server. This gives enterprises 100% data ownership, freedom to modify source code, and build custom chat apps.

That said, in this article, we will look into the 10 best self-hosted web chat solutions, their pricing details, feature comparison, and how to choose the right one for your enterprise.

Top 10 Self-hosted Chat Software Solutions: Quick Comparison

The best self-hosted chat software in 2026 includes MirrorFly, Rocket.chat, Mattermost, Nextcloud Talk, Zulip, Element, MongooseIM, Tinode, Troop Messenger and Wire. Here’s a comparison:

Self-hosted Web Chat Solution	Best for	Alternative to	Setup Complexity
MirrorFly	B2Bs and enterprises building a white-label chat & video meeting software	Zoom & Slack	Easy (Low-code)
Rocket.Chat	Organizations that require air-gapped deployment options	Slack	Easy
Mattermost	Tech teams that require strict data security	Slack	Easy
Nextcloud Talk	Organizations and teams already using the Nextcloud ecosystem	MS Teams	Medium
Zulip	Distributed teams that need topic-threaded conversations	Gmail	Easy to medium
Element	Enterprises that prioritize data control and end-to-end encryption	Discord	Medium to high
MongooseIM	Businesses that need a custom instant messaging backend	Slack	Medium
Tinode	Developers and businesses who want an open-source online chat app	WhatsApp	Medium
Troop Messenger	Internal team communication for government, defense, and regulated industries	Slack	Medium
Wire	Organizations that need an open-source messenger	Slack	Medium

First, let’s see MirrorFly.

1. MirrorFly – White-label & Source Code Chat Software

MirrorFly is a CPaaS solution that allows creating your own custom chat software for business. The self-hosted solution can be deployed on a private cloud, on-premises, an external server, or on MirrorFly’s own server based on enterprise preference. 

It helps integrate thousands of in-app communication features from chat, video, voice calls, and more into the Android, iOS, and web platforms. Businesses can have full control of data, security, and infrastructure.

MirrorFly’s architecture includes WebSockets that enable bidirectional real-time communication, while REST APIs support messaging, user profiles, and chat management. This ensures low latency and scalable communication.

MirrorFly Pricing: This web chat solution comes with a one-time perpetual license that offers source code access to personalise any features or workflows. This saves recurring subscription expenses for organizations.

2. Rocket.Chat  – Open-source Communication Platform

Rocket.Chat is a secure chat and collaboration platform built for enterprise communication. It includes team messaging, voice, video, file sharing, and more. Its security features include role-based access controls, E2E encryption, auditing, and identity management. 

Rocket.Chat enables secure collaboration with external organizations while having complete data ownership. However, configuring the platform is a bit complex. So some businesses look for Rocket.Chat alternatives.

Rocket.Chat Pricing: It comes with a custom plan for enterprises.

3. Mattermost  – Self-hosted Collaboration Platform 

Mattermost is an open-source collaboration platform designed for a mission-critical workplace. It allows enterprises to self-host and maintain control over the infrastructure. The notable features include 1-on-1 chat, file sharing, voice calling, public/private channels, and unlimited search.

Its architecture supports DevOps, project management, and business tool integration. However, teams report occasional bugs, and organizations keep looking for a Mattermost alternative.

Mattermost Pricing: The professional plan covers up to 250 users, and the enterprise plan comes with a custom quote.

4. Nextcloud Talk  – Communication & Video Conferencing Platform

Nextcloud Talk is a self-hosted chat solution that prioritizes data privacy. It supports deep integration with the Nextcloud content collaboration platform. Besides, admins can link Talk rooms to external platforms like Slack or Matrix through built-in Matterbridge integrations.

The platform allows teams to edit documents and spreadsheets in real-time during video calls. It simplifies compliance with strict regulations like GDPR, CCPA, and the European ePrivacy regulation.

Nextcloud Talk Pricing: It costs between €71.29/user/year and €204.75/user/year (starting at 100 users).

5. Zulip  – Web Chat Software for Remote Teams

Zulip is an open-source chat platform that streamlines communication. The topic-based threading feature helps distributed teams to keep discussions organized within the same channel. Developer communities use Zulip to track feature ideas, pull requests, and onboard contributors without losing context.

When looking into the technology, Zulip is built on Python, Django, and PostgreSQL and utilizes a dual-server architecture to manage real-time event delivery. This helps to maintain responsive messaging and reliable performance as users grow.

Zulip Pricing: The self-hosted enterprise plans include email, chat, and phone support. Custom pricing is offered based on business needs.

6. Element  – Secure Communication & Chat App

Element is a messaging and collaboration platform that uses Matrix as its underlying protocol. It operates on a zero-trust architecture that allows organizations to host their own servers using Synapse.

The platform provides encrypted video calls using WebRTC and LiveKit. This supports large group calls while protecting user privacy. It’s adopted across sovereign governments, military operations, and regulated industries.

Element Pricing: The enterprise plan is priced per seat/month and offers a custom quote for organizations.

7. MongooseIM  – Scalable Web Chat Server

MongooseIM is an enterprise instant messaging server built by Erlang Solutions. It provides the infrastructure, routing, and database connections for running a chat service.

This platform accepts connections using protocols like XMPP, REST APIs, WebSockets, and BOSH. Developers usually integrate a frontend interface on top of the server to create custom chat experiences.

MongooseIM Pricing: Based on the business’s specific needs and support, it quotes a custom 

price.

8. Tinode – Instant Messaging Business Software

Tinode is an open-source messaging platform that provides a self-hosted backend for building chat apps. It supports 1-on-1 and group messaging, file sharing, presence notifications, HD video conferencing, and more. 

Businesses can also extend the platform with custom authentication, plugins, chatbots, and database backends. The server is written in ‘Go’ language and supports handling more users. It’s best suited for large mission-critical organizations.

Tinode Pricing: The professional plan costs 1,500/year and the enterprise plan costs $1,500/year for a standalone installation.

9. Troop Messenger  – Team Chat Software

Troop Messenger is a self-hosted communication platform designed for internal teams, defense agencies, and enterprises. The platform allows organizations to deploy it on their own servers. 

It also supports LDAP, active directory, SSO, MFA, and deployment in air-gapped environments. However, teams report that the mobile app lags occasionally when compared to the desktop experience. So enterprises look for alternatives to Troop Messenger in the market

Troop Messenger Pricing: It costs $2.50 per user/month for small teams and $9 per user/month for corporates.

10. Wire  – Secure Enterprise Messaging Platform

Wire is a chat and collaboration platform that supports self-hosted and on-premises deployment. It provides secure messaging, voice/video calls, file sharing, and document collaboration. The platform supports SSO, SCIM, guest access, and granular administrative controls.

Wire Pricing: For SMBs with 100 users, Wire has a plan that costs €7.45/person per month, and a custom quote for enterprises.

Features Comparison Of Top 10 Web Chat Software

This section helps you understand the capabilities of each web chat software solution at a glance. Enterprises can compare them before investing in one.

Featurs	MirrorFly	Rocket.Chat	Mattermost	Nextcloud Talk	Zulip	Element	MongooseIM	Tinode	Troop Messenger	Wire
1:1 & Group Chats	✅	✅	✅	✅	✅	✅	✅	✅	✅	✅
Video Meeting	✅	✅	✅	✅	✅	✅	❌	✅	✅	✅
White-Label Branding	✅	❌	❌	❌	❌	❌	❌	❌	✅	❌
Screen Sharing	✅	✅	✅	✅	✅	✅	✅	✅	✅	✅
Custom UI/UX	✅	✅	✅	❌	✅	✅	❌	✅	✅	✅
Large File Sharing	✅	❌	❌	❌	❌	❌	❌	❌	❌	❌
AI Agent Integration	✅	✅	✅	✅	✅	✅	❌	❌	✅	✅
Third-Party Integrations	✅	✅	✅	✅	✅	✅	✅	✅	✅	✅
Chat History & Export	✅	✅	✅	✅	✅	✅	✅	✅	✅	✅
Admin Control	✅	✅	✅	✅	✅	✅	✅	✅	✅	✅
Security Control	✅	✅	✅	✅	✅	✅	✅	✅	✅	✅
Multi-Tenant Support	✅	✅	✅	❌	❌	✅	✅	✅	✅	✅

How to Choose the Best Self-Hosted Chat Solution

Before you actually step into an enterprise chat solution, ask the questions below to understand if it’s the right choice for your business.

• Does the enterprise chat software provide full control over your data, security, and infrastructure?
• Do you have the flexibility to host on-premises, private cloud, public cloud, or third-party data centers?
• Does it support integrating 1000+ enterprise-ready features for chat, voice, video, and team collaboration?
• Can you personalize the app experience by adding your brand logo and color, and customize the UI?
• Does it provide full source code access to modify and build a custom enterprise chat app?

If the answer is ‘yes’ to these questions, then you can pick the solution without having a second thought.

To Sum Up

The web chat app market is evolving year after year. The companies building the messaging software are constantly utilising the technologies to improve app performance.

For organizations, the best web chat solution depends on their unique requirements. And if you have an idea of building one such on-premise chat platform, feel free to contact us anytime.

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