diff --git a/README.md b/README.md
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@@ -1034,7 +1034,7 @@ Collaborative software or [groupware](https://en.wikipedia.org/wiki/Collaborativ
 - [BlueMind](https://www.bluemind.net/en/) - Groupware with email, calendar, addressbooks, exchange active sync, exchange MAPI protocol support. ([Source Code](https://forge.bluemind.net/stash/projects/BM/repos/bluemind-public/browse)) `AGPL-3.0` `Java`
 - [Citadel](https://www.citadel.org/) - Groupware including email, calendar/scheduling, address books, forums, mailing lists, IM, wiki and blog engines, RSS aggregation and more. ([Source Code](https://www.citadel.org/source.html)) `GPL-3.0` `C`
 - [Corteza](https://cortezaproject.org) - CRM including a unified workspace, enterprise messaging and a low code environment for rapidly and securely delivering records-based management solutions. ([Demo](https://latest.cortezaproject.org), [Source Code](https://github.com/cortezaproject/corteza-server)) `Apache-2.0` `Go`
-- [Cozy Cloud](https://cozy.io/en/) - Personal cloud where you can manage and sync your contact, files and calendars, and manage your budget with an app store full of community contributions. ([Source Code](https://github.com/cozy/cozy-drive)) `GPL-3.0` `Nodejs`
+- [Cozy Cloud](https://cozy.io/) - Personal cloud where you can manage and sync your contact, files and calendars, and manage your budget with an app store full of community contributions. ([Source Code](https://github.com/cozy/cozy-drive)) `GPL-3.0` `Nodejs`
 - [egroupware](https://www.egroupware.org/) - Software suite including calendars, address books, notepad, project management tools, client relationship management tools (CRM), knowledge management tools, a wiki and a CMS. ([Source Code](https://github.com/EGroupware/egroupware)) `GPL-2.0` `PHP`
 - [EspoCRM](https://www.espocrm.com/) - CRM with a frontend designed as a single page application, and a REST API. ([Demo](https://demo.espocrm.com/), [Source Code](https://github.com/espocrm/espocrm)) `GPL-3.0` `PHP`
 - [Group Office](https://www.group-office.com) - Group-Office is an enterprise CRM and groupware tool. Share projects, calendars, files and e-mail online with co-workers and clients. ([Source Code](https://github.com/Intermesh/groupoffice/)) `AGPL-3.0` `PHP`
@@ -1102,7 +1102,7 @@ _Related: [Note-taking & Editors](#note-taking--editors), [Wikis](#wikis)_
 Tools and software to help with education and learning.
 
 - [Canvas LMS](https://www.instructure.com/canvas/) - Canvas is the trusted, open-source learning management system (LMS) that is revolutionizing the way we educate. ([Demo](https://canvas.instructure.com/register), [Source Code](https://github.com/instructure/canvas-lms)) `AGPL-3.0` `Ruby`
-- [Chamilo LMS](https://chamilo.org/en/) - Chamilo LMS allows you to create a virtual campus for the provision of online or semi-online training. ([Source Code](https://github.com/chamilo/chamilo-lms)) `GPL-3.0` `PHP`
+- [Chamilo LMS](https://chamilo.org/) - Chamilo LMS allows you to create a virtual campus for the provision of online or semi-online training. ([Source Code](https://github.com/chamilo/chamilo-lms)) `GPL-3.0` `PHP`
 - [Dalton Plan](https://daltonplan.com) - Dalton Plan is a modern adoption of a free teaching method developed by Helen Parkhurst in the 20th century. ([Source Code](https://git.io/daltonplan)) `AGPL-3.0` `PHP`
 - [edX](https://www.edx.org/) - The Open edX platform is open-source code that powers edX.org. ([Source Code](https://github.com/edx/)) `AGPL-3.0` `Python`
 - [Gibbon](https://www.gibbonedu.org/) - The flexible, open source school management platform designed to make life better for teachers, students, parents and leaders. ([Source Code](https://github.com/GibbonEdu/core)) `GPL-3.0` `PHP`
@@ -2016,7 +2016,7 @@ _See also: [Wikimatrix](https://www.wikimatrix.org/), [Wiki Engines - WikiIndex]
 - [PmWiki](https://www.pmwiki.org) - Wiki-based system for collaborative creation and maintenance of websites. `GPL-3.0` `PHP`
 - [Raneto](http://raneto.com/) - Raneto is an open source Knowledgebase platform that uses static Markdown files to power your Knowledgebase. `MIT` `Nodejs`
 - [TiddlyWiki](https://tiddlywiki.com/) - Reusable non-linear personal web notebook. ([Source Code](https://github.com/Jermolene/TiddlyWiki5)) `BSD-3-Clause` `Nodejs`
-- [Tiki](https://tiki.org/HomePage) - Wiki CMS Groupware with the most built-in features. ([Demo](https://tiki.org/Try-Tiki), [Source Code](https://sourceforge.net/projects/tikiwiki/)) `LGPL-2.1` `PHP`
+- [Tiki](https://tiki.org/HomePage) - Wiki CMS Groupware with the most built-in features. ([Demo](https://tiki.org/Try-Tiki), [Source Code](https://sourceforge.net/p/tikiwiki/code/HEAD/tree/)) `LGPL-2.1` `PHP`
 - [TWiki](https://twiki.org/) - TWiki is a Perl-based structured wiki application, typically used to run a collaboration platform, knowledge or document management system, a knowledge base, or team portal. ([Demo](https://twiki.org/cgi-bin/view/Sandbox/WebHome), [Source Code](http://svn.twiki.org/svn/twiki/)) `GPL-1.0` `Perl`
 - [WackoWiki](https://wackowiki.org/) - WackoWiki is a light and easy to install multilingual Wiki-engine. ([Source Code](https://github.com/WackoWiki/wackowiki)) `BSD-3-Clause` `PHP`
 - [Wiki.js](https://wiki.js.org/) - Modern, lightweight and powerful wiki app using Git and Markdown. ([Demo](https://docs.requarks.io), [Source Code](https://github.com/Requarks/wiki)) `AGPL-3.0` `Nodejs`