Open Source Alternatives LogoOpen Source Alternatives
AlternativesBlogAdvertise
Open Source Alternatives LogoOpen Source Alternatives

Stay Updated

Subscribe to our newsletter for the latest news and updates about Alternatives

Open Source Alternatives LogoOpen Source Alternatives

Handpicked Open Source Alternatives to Paid Softwares

Product
  • Search
  • Categories
  • Tag
  • Sign In
Resources
  • Blog
  • Collection
  • Submit
  • Advertise your tool
Company
  • Privacy Policy
  • Terms of Service
  • Refund Policy
  • Sitemap
Copyright © 2026 All Rights Reserved.
Home/Categories/Communication & Collaboration/Adapt
icon of Adapt

Adapt

Open source alternative to Slack, Microsoft Teams and Google Chat

It is a lightweight, customizable, and open-source messaging platform focused on user privacy and community building.

1 starsAGPL-3.0
Visit websiteGitHub repo
image of Adapt
Contents
  1. 01Who Adapt is for
  2. 02The problem it solves
  3. 03How it solves it
  4. 04Strengths and trade-offs
  5. 05FAQ
  6. 06Similar open-source tools
TL;DR

Adapt is a privacy-focused messaging and community chat project. The linked branding repository reports AGPL-3.0 metadata, so teams should verify the main application source before relying on deeper technical claims.AGPL-3.0 · 1 stars

who it's for

Who Adapt is for#

Communities evaluating privacy-first chat

Adapt may fit communities that want a more privacy-focused chat environment than mainstream hosted options.

Skip if:

You need to audit the full application source before shortlisting.

Teams checking Adapt project identity

The branding repo helps confirm project assets and public identity while deeper technical review is pending.

Skip if:

You are looking for installable server code.

the problem

The problem it solves#

Community chat tools often trade convenience for control over data, branding, and moderation rules. Teams looking for a Discord-style alternative usually want private communication, customization, and a way to avoid vendor lock-in.

The current public repository linked for Adapt is a branding repository, not the full application source. That means editorial copy should stay conservative until the main implementation repository is verified.

how Adapt solves it

How it solves it#

Privacy-focused chat positioning

The Adapt website positions the project around private communication and community building.

Branding asset repository

The linked GitHub README states that the repository contains assets used throughout Adapt.

AGPL-3.0 metadata

The linked repository reports AGPL-3.0 license metadata, though teams should verify the license of the main application source separately.

strengths · trade-offs

Strengths and trade-offs#

Strengths

  • Clear community-chat directionThe public positioning focuses on privacy and community building, which maps to a real need for alternatives to hosted chat networks.
  • Open branding materialsThe available repository gives teams visibility into brand assets and licensing for those assets.

Trade-offs

  • -Application source not verifiedThe linked repository is for branding assets, so technical claims about the chat server, client, or deployment should wait until the main source repo is identified.
frequently asked

FAQ#

What is Adapt?

Adapt is positioned as a privacy-focused messaging and community chat project.

What is in the linked Adapt GitHub repo?

The linked GitHub README says the repository contains branding assets used throughout Adapt.

Should teams verify Adapt before relying on technical claims?

Yes. The linked repository is a branding repo, so the main application source should be verified before making deployment or architecture decisions.

also worth a look

Similar open-source tools#

Prose

Prose

Decentralized open source workplace with chat and docs

36RustMPL-2.0
SpacebarChat

SpacebarChat

Free open source Discord reimplementation with full API parity

2.1KTypeScriptAGPL-3.0
Rocket.Chat

Rocket.Chat

Self-hosted team chat with voice, video, and omnichannel support

45.3KTypeScriptMIT
Converse.js

Converse.js

Self-hosted web-based XMPP chat client for any server

3.3KJavaScriptMPL-2.0
Revolt

Revolt

Self-hosted open source Discord alternative with servers

2.3K
Matrix

Matrix

Open protocol for secure, decentralized messaging and VoIP

12.1KPythonApache-2.0

Repository

Stars
1
Forks
0
License
AGPL-3.0
Last commit
1233 days ago
Last verified
May 13, 2026
Repo
AdaptChat/branding ↗

Additional details

Open issues
0
Contributors
1
First release
2023

Categories

Communication & CollaborationSecurity & Monitoring

Tags

ChatSelf HostedSecurityAuthenticationAuthorizationDeveloper Tools