Open source Open Source Systems and Platforms
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Contao
Contao is fully open source and written in PHP. The platform allows for complete customization and flexibility in development.
More about Contao >>Directus
Directus is fully open source, written in PHP. The entire platform is available for customization and contribution by the community.
More about Directus >>Drupal
Drupal is fully open source, allowing users to access and modify the codebase to customize and extend the platform as needed.
More about Drupal >>Flarum
Flarum is fully open source, written in PHP. The entire platform is available for modification and customization by the community.
More about Flarum >>Gridsome
Gridsome is fully open source and written in JavaScript. The entire platform is available for modification and contribution by the community.
More about Gridsome >>Hexo
Hexo is fully open source and written in JavaScript. The platform allows for complete customization and contributions from the community.
More about Hexo >>Jekyll
Jekyll is fully open source, written in Ruby. The entire platform is available for modification and customization by the community.
More about Jekyll >>Joomla
Joomla is fully open source, allowing users to access and modify the codebase for complete customization and flexibility.
More about Joomla >>KeystoneJS
KeystoneJS is fully open source and written in JavaScript, allowing for complete customization and community contributions.
More about KeystoneJS >>Magento
Magento is fully open source, written in PHP. The platform allows for complete customization and flexibility for developers.
More about Magento >>ModX
ModX is fully open source and written in PHP. The entire platform can be customized and extended by the community.
More about ModX >>NodeBB
NodeBB is fully open source, written in Node.js. The entire platform is available for customization and development by the community.
More about NodeBB >>OpenCart
OpenCart is fully open source, written in PHP. Users have full access to the code for customization and development.
More about OpenCart >>phpBB
phpBB is fully open source, written in PHP. Users have access to the complete codebase for customization and development.
More about phpBB >>Plone
Plone is fully open source, written in Python. The platform allows for complete customization and contribution from the community.
More about Plone >>PrestaShop
PrestaShop is fully open source, allowing users to access and modify the codebase to customize their online store as needed.
More about PrestaShop >>SilverStripe
SilverStripe is fully open source, written in PHP. Its codebase is freely available for customization and community contributions.
More about SilverStripe >>Strapi
Strapi is fully open source and written in JavaScript. The entire platform is available for modification and customization by the community.
More about Strapi >>TYPO3
TYPO3 is a fully open-source platform written in PHP. The entire codebase is freely available for customization and development.
More about TYPO3 >>VuePress
VuePress is fully open source, written in JavaScript, and allows for complete customization and contribution from the community.
More about VuePress >>WordPress
WordPress is fully open source, allowing users to freely modify and distribute the code to suit their needs.
More about WordPress >>partial
BigCommerce
BigCommerce is not fully open source, but it does offer some level of customization through the use of APIs and themes.
More about BigCommerce >>blogger
The platform is partially open source, with certain limitations on code access and customization. It is written in PHP.
More about blogger >>ButterCMS
ButterCMS is not fully open source, but offers some level of customization and flexibility for developers to work with.
More about ButterCMS >>Cockpit
Cockpit is partially open source, with the core platform being open source but some premium features requiring a paid license.
More about Cockpit >>Contentful
Contentful is not fully open source but offers a limited version of its platform for free with open source components.
More about Contentful >>Cosmic JS
Cosmic JS is partially open source, offering a limited version of the platform's code for customization and integration with other systems.
More about Cosmic JS >>DatoCMS
DatoCMS is not fully open source. While some parts of the platform are open, the core code is not available for modification.
More about DatoCMS >>Discourse
Discourse is partially open source, with the core software being open but some features requiring a paid license for full access.
More about Discourse >>Ecwid
Ecwid is not fully open source, but it does offer some level of customization and integration capabilities for developers.
More about Ecwid >>Eleventy
Eleventy is partially open source, with the core functionality being open but some features requiring a paid license for full access.
More about Eleventy >>Gatsby
Gatsby is partially open source, with the core framework and many plugins being open source, but some features may require a commercial license.
More about Gatsby >>Ghost
Ghost is partially open source, with the core platform being fully open source but certain features and services being proprietary.
More about Ghost >>Grav
Grav is partially open source, with the core code being fully open source but some premium plugins and themes being proprietary.
More about Grav >>Hashnode
Hashnode's codebase is not fully open source. Some parts are open, but others are proprietary. It is written in JavaScript.
More about Hashnode >>Hugo
Hugo is partially open source, with the core software being open but some additional features and themes requiring a license.
More about Hugo >>Invision Community
Invision Community is partially open source, with limited access to the source code for customization and development purposes.
More about Invision Community >>Kentico Kontent
Kentico Kontent is not fully open source. It offers limited access to its codebase and customization options.
More about Kentico Kontent >>Medium
Medium's platform is partially open source, with limited access to the codebase for customization and development.
More about Medium >>MyBB
MyBB is partially open source, with the core software being open but some plugins and themes may be proprietary.
More about MyBB >>Pelican
Pelican is partially open source, with the core codebase being fully open source, but some plugins and themes may have different licenses.
More about Pelican >>Prismic
Prismic offers an open-source development kit, but the platform itself is not fully open source. Users can customize code to some extent.
More about Prismic >>Sanity
Sanity is partially open source, with the core platform being open but some features and plugins being proprietary.
More about Sanity >>Shift4Shop
Shift4Shop is not fully open source. While some parts of the platform are open for customization, the core code is not accessible.
More about Shift4Shop >>Silvrback
Silvrback is not fully open source. The platform provides limited access to its codebase, offering some customization options but not complete transparency.
More about Silvrback >>Squarespace
Squarespace is not open source, but does offer limited customization options through its developer platform and code injection features.
More about Squarespace >>Storyblok
Storyblok is not fully open source, but offers a limited version of its platform for open source use.
More about Storyblok >>Substack
Substack's platform is not fully open source, but they do provide some level of access to their codebase for customization.
More about Substack >>Umbraco
Umbraco is partially open source, with the core framework being open but some features requiring a commercial license for full functionality.
More about Umbraco >>Vanilla Forums
Vanilla Forums is partially open source, with the core platform being open source but some features and plugins being proprietary.
More about Vanilla Forums >>vBulletin
vBulletin is partially open source, with the core code being proprietary but allowing for some customization and extensions by users.
More about vBulletin >>Weebly
Weebly is not fully open source, but it does offer some customization options through its developer platform for added flexibility.
More about Weebly >>Write.as
Write.as is partially open source, with the code for the core platform being available on GitHub, but some features are proprietary.
More about Write.as >>X-Cart
X-Cart is partially open source, with the core code being proprietary but offering access to some customization and extensions.
More about X-Cart >>XenForo
XenForo is partially open source, with the core software being proprietary but with some add-ons and extensions being open source.
More about XenForo >>