Merge pull request #3548 from awesome-selfhosted/cleanup-dead-links

Cleanup dead links

README.md

@@ -416,7 +416,6 @@ Simple deployment of [E-mail](https://en.wikipedia.org/wiki/Email) servers, e.g.
 - [MailHog](https://github.com/mailhog/MailHog) - Small Golang executable which runs an SMTP MTA gateway that accepts all mail and displays in web interface. Useful for debugging or development. `MIT` `Go`
 - [OpenSMTPD](https://opensmtpd.org/) - Secure SMTP server implementation from the OpenBSD project. ([Source Code](https://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.sbin/smtpd/)) `ISC` `C`
 - [Postfix](http://www.postfix.org/) - Fast, easy to administer, and secure Sendmail replacement. `IPL-1.0` `C`
-- [Qmail](https://cr.yp.to/qmail.html) - Secure Sendmail replacement. ([Source Code](https://sources.debian.net/src/netqmail/1.06-5/)) `CC0-1.0` `C`
 - [Sendmail](https://www.proofpoint.com/us/products/email-protection/open-source-email-solution) - Message transfer agent (MTA). `Sendmail` `C`
 - [Slimta](https://www.slimta.org) - Mail Transfer Library built on Python. ([Source Code](https://github.com/slimta/python-slimta)) `MIT` `Python`
 - [vSMTP](https://viridit.com/vsmtp-mail-transfer-agent/) - Next-gen MTA. Secured, Faster and Greener. ([Source Code](https://github.com/viridIT/vSMTP)) `GPL-3.0` `Rust`
@@ -533,7 +532,7 @@ Simple deployment of [E-mail](https://en.wikipedia.org/wiki/Email) servers, e.g.
 - [GoToSocial](https://github.com/superseriousbusiness/gotosocial) - ActivityPub federated social network server implementing the Mastodon client API. `AGPL-3.0` `Docker/Go`
 - [Hubzilla](https://hubzilla.org) - Decentralized identity, privacy, publishing, sharing, cloud storage, and communications/social platform. ([Source Code](https://framagit.org/hubzilla/core)) `MIT` `PHP`
 - [HumHub](https://www.humhub.org/) - Flexible kit for private social networks. ([Source Code](https://github.com/humhub/humhub)) `AGPL-3.0` `PHP`
-- [Isso](https://posativ.org/isso/) - Lightweight commenting server written in Python and Javascript. It aims to be a drop-in replacement for Disqus. ([Source Code](https://github.com/posativ/isso)) `MIT` `Python/Docker`
+- [Isso](https://isso-comments.de/) - Lightweight commenting server written in Python and Javascript. It aims to be a drop-in replacement for Disqus. ([Source Code](https://github.com/posativ/isso)) `MIT` `Python/Docker`
 - [kbin](https://kbin.pub/) - Federated content aggregator and microblogging platform. ([Source Code](https://github.com/ernestwisniewski/kbin)) `AGPL-3.0` `PHP/Nodejs/Docker`
 - [Lemmy](https://join-lemmy.org/) - A link aggregator / reddit clone for the fediverse. Reddit alternative built in Rust. ([Source Code](https://github.com/LemmyNet/lemmy)) `AGPL-3.0` `Rust`
 - [Libreddit](https://github.com/spikecodes/libreddit/) `⚠` - Private front-end for Reddit written in Rust. `AGPL-3.0` `Rust`
@@ -806,7 +805,7 @@ _Related: [Community-Supported Agriculture (CSA)](#community-supported-agricultu
 - [PrestaShop](https://www.prestashop.com/) - PrestaShop offers a free, open-source and fully scalable e-commerce solution. ([Demo](https://demo.prestashop.com/), [Source Code](https://github.com/PrestaShop/PrestaShop)) `OSL-3.0` `PHP`
 - [Pretix](https://pretix.eu/) - Django based ticket sales platform for events. ([Source Code](https://github.com/pretix)) `Apache-2.0` `Python`
 - [s-cart](https://s-cart.org/) - S-Cart is a free e-commerce website project for individuals and businesses, built on top of Laravel Framework. ([Demo](https://demo.s-cart.org/), [Source Code](https://github.com/s-cart/s-cart)) `MIT` `PHP`
-- [Saleor](https://saleor.io) - Django based open-sourced e-commerce storefront. ([Demo](https://demo.getsaleor.com/), [Source Code](https://github.com/mirumee/saleor)) `BSD-3-Clause` `Python`
+- [Saleor](https://saleor.io) - Django based open-sourced e-commerce storefront. ([Demo](https://demo.saleor.io/), [Source Code](https://github.com/mirumee/saleor)) `BSD-3-Clause` `Python`
 - [Shopware Community Edition](https://www.shopware.com/community/) - PHP based open source e-commerce software made in Germany. ([Demo](https://www.shopware.com/en/test-demo/), [Source Code](https://github.com/shopware/platform)) `MIT` `PHP`
 - [Solidus](https://solidus.io/) - A free, open-source ecommerce platform that gives you complete control over your store. ([Demo](http://demo.solidus.io/), [Source Code](https://github.com/solidusio/solidus)) `BSD-3-Clause` `Ruby`
 - [Spree Commerce](https://spreecommerce.org) - Spree is a complete, modular & API-driven open source e-commerce solution for Ruby on Rails. ([Demo](https://new-ux.spreecommerce.org/), [Source Code](https://github.com/spree/spree)) `BSD-3-Clause` `Ruby`
@@ -1048,7 +1047,6 @@ Collaborative software or [groupware](https://en.wikipedia.org/wiki/Collaborativ
 - [Horde](https://www.horde.org/) - The Horde Project is about creating high quality Open Source applications and libraries, based on PHP and the Horde Framework. ([Demo](http://demo.horde.org/login.php), [Source Code](https://github.com/horde/base)) `GPL-2.0` `PHP`
 - [HRCloud2](https://github.com/zelon88/HRCloud2) - Full-featured home hosted Cloud Drive, Personal Assistant, App Launcher, File Converter, Streamer, Share Tool and more. `GPL-3.0` `PHP`
 - [Kolab](https://kolab.org/) - Kolab community is a unified communication and collaboration system. ([Source Code](https://git.kolab.org/)) `GPL-2.0/LGPL-2.1/GPL-3.0` `C++/Python/PHP`
-- [Kopano](https://kopano.com/) - Groupware suite including e-mail, calendars, tasks, todos and notes. Featuring a modern WebApp, DeskApp and mobile access over Z-Push/ActiveSync. ([Demo](https://demo.kopano.com), [Source Code](https://stash.kopano.io/repos?visibility=public)) `AGPL-3.0` `C/Python/PHP`
 - [Openmeetings](https://openmeetings.apache.org/index.html) - Openmeetings provides video conferencing, instant messaging, white board, collaborative document editing and other groupware tools using API functions of the Red5 Streaming Server for Remoting and Streaming. ([Source Code](https://openmeetings.apache.org/scm.html)) `Apache-2.0` `Java`
 - [SOGo](https://www.sogo.nu/) - SOGo offers multiple ways to access the calendaring and messaging data. CalDAV, CardDAV, GroupDAV, as well as ActiveSync, including native Outlook compatibility and Web interface. ([Demo](https://demo.sogo.nu/SOGo/), [Source Code](https://github.com/inverse-inc/sogo)) `LGPL-2.1` `Objective-C`
 - [SuiteCRM](https://suitecrm.com) - The award-winning, enterprise-class open source CRM. ([Source Code](https://github.com/salesagility/SuiteCRM)) `AGPL-3.0` `PHP`
@@ -1634,7 +1632,7 @@ Software and tools for managing [recipes](https://en.wikipedia.org/wiki/Recipe).
 - [Groceri.es](https://groceri.es/) - Web-based application to manage your recipes and plan your meals ahead. groceri.es keeps track of your menu plans and generates a groceries list for you. ([Source Code](https://github.com/juriansluiman/groceri.es)) `MIT` `Docker/Python`
 - [kcal](https://github.com/kcal-app/kcal) - Track nutritional information about foods and recipes, set goals, and record a food journal to help along the way. Kcal is a personal system that focuses on direct control of inputs and a minimal, easy to use recipe presentation for preparing meals. `MPL-2.0` `PHP`
 - [KitchenOwl](https://tombursch.github.io/kitchenowl/) - A cross-platform shopping list, recipe storage, expense tracker, and meal planner following the material design language. ([Source Code](https://github.com/TomBursch/kitchenowl)) `AGPL-3.0` `Docker`
-- [Mealie](https://hay-kot.github.io/mealie/) - Material design inspired recipe manager with category and tag management, shopping-lists, meal-planner, and site customizations. Mealie is focused on simple user interactions to keep the whole family using the app. ([Demo](https://mealie-demo.hay-kot.dev/), [Source Code](https://github.com/hay-kot/mealie)) `MIT` `Python`
+- [Mealie](https://hay-kot.github.io/mealie/) - Material design inspired recipe manager with category and tag management, shopping-lists, meal-planner, and site customizations. Mealie is focused on simple user interactions to keep the whole family using the app. ([Demo](https://demo.mealie.io/login), [Source Code](https://github.com/hay-kot/mealie)) `MIT` `Python`
 - [Recepturer](https://recepturer.com/) `⚠` - Let Recepturer help you organize all your recipes in one place. You can add, edit and delete recipes, and create meal plans. Simply type your recipe and all ingredients will be listed as you go. Data is stored on Dropbox. ([Source Code](https://github.com/sjoerdvanderhoorn/recepturer)) `MIT` `Javascript`
 - [RecipeSage](https://github.com/julianpoy/recipesage) - A recipe keeper, meal plan organizer, and shopping list manager that can import recipes directly from any URL. ([Demo](https://recipesage.com)) `AGPL-3.0` `Nodejs`
 - [reciphpes!](https://github.com/nanawel/reciphpes) - A lightweight, Symfony-based recipes indexing software supporting search and tags, using a SQLite database. `MIT` `Docker`
@@ -1851,7 +1849,7 @@ _See also: [awesome-sysadmin/Code Review](https://github.com/awesome-foss/awesom
 - [Cgit](https://git.zx2c4.com/cgit/about/) - A fast lightweight web interface for git repositories. ([Source Code](https://git.zx2c4.com/cgit/tree/)) `GPL-2.0` `C`
 - [Fossil](https://www.fossil-scm.org/index.html/doc/trunk/www/index.wiki) - Distributed version control system featuring wiki and bug tracker. `BSD-2-Clause-FreeBSD` `C`
 - [Gerrit](https://www.gerritcodereview.com/) - A code review and project management tool for Git based projects. ([Source Code](https://github.com/GerritCodeReview/gerrit)) `Apache-2.0` `Java/Docker`
-- [Gitblit](https://gitblit.github.io/gitblit/) - Pure Java stack for managing, viewing, and serving Git repositories. ([Source Code](https://github.com/gitblit/gitblit)) `Apache-2.0` `Java`
+- [Gitblit](https://www.gitblit.com/) - Pure Java stack for managing, viewing, and serving Git repositories. ([Source Code](https://github.com/gitblit/gitblit)) `Apache-2.0` `Java`
 - [gitbucket](https://gitbucket.github.io/gitbucket-news/) - Easily installable GitHub clone powered by Scala. ([Source Code](https://github.com/gitbucket/gitbucket)) `Apache-2.0` `Scala/Java`
 - [Gitea](https://gitea.io) - Community managed fork of Gogs, lightweight code hosting solution. ([Demo](https://try.gitea.io), [Source Code](https://github.com/go-gitea/gitea)) `MIT` `Go`
 - [GitLab](https://about.gitlab.com) - Self Hosted Git repository management, code reviews, issue tracking, activity feeds and wikis. ([Demo](https://gitlab.com/), [Source Code](https://gitlab.com/gitlab-org/gitlab-foss)) `MIT` `Ruby`