License: AGPL While not a direct Bitrix24 clone, Nextcloud Hub does something unique: It combines file sync (like Dropbox) with collaboration (OnlyOffice/Collective) and basic CRM (via Nextcloud Tables or integrations).
Searching for “Bitrix24 open source” typically yields three misunderstandings:
| Misconception | Reality | |---------------|---------| | Bitrix24 code is publicly available on GitHub | Only API SDKs, mobile app wrappers, or modules are on GitHub — not the core engine. | | The self-hosted “Box” edition is open source | The Box edition is source-available (encrypted or obfuscated in parts) but not OSI-approved open source. | | You can modify and redistribute Bitrix24 | No. The license forbids removing copyrights, modifying core functionality, or redistributing modified versions. | bitrix24 open source
✅ Self-hosted Bitrix24 (Box) = Proprietary, paid license after 12 free users.
❌ Open source = No. You cannot legally view all source code, fork it, or run unrestricted modified versions.
Because Bitrix24 is not open source, security audits depend on: License: AGPL While not a direct Bitrix24 clone,
No public bug bounty or transparent CVE disclosure is guaranteed. This is a risk factor for security-sensitive organizations.
Why do so many people believe an open-source version exists? Because of the Self-Hosted (On-Premise) edition. ✅ Self-hosted Bitrix24 (Box) = Proprietary, paid license
Many users confuse self-hosted with open source. They are not the same.
| Edition | License Type | Source Access | Modification Rights | |---------|--------------|----------------|----------------------| | Bitrix24 Cloud (SaaS) | Proprietary EULA | None | None | | Bitrix24 Box (Self-hosted) | Proprietary + Paid | Partial (encrypted core) | Only UI/themes; core forbidden | | Bitrix24 Open Source? | Does not exist | – | – |
💡 Bitrix24’s self-hosted license clearly states: “You may not modify, decompile, or reverse engineer the Source Code of the Software.”
If you are a developer downloading the self-hosted version, here is what you encounter: