update source code URLs following github redirects (#4025)

- some projects have been transferred to a new owner organization or the repository has been renamed
- rename EmbassyOS to StartOS

README.md

@@ -555,9 +555,9 @@ Simple deployment of [E-mail](https://en.wikipedia.org/wiki/Email) servers, e.g.
 - [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` `Docker/Rust`
-- [Libreddit](https://github.com/spikecodes/libreddit/) `⚠` - Private front-end for Reddit written in Rust. `AGPL-3.0` `Rust`
+- [Libreddit](https://github.com/libreddit/libreddit) `⚠` - Private front-end for Reddit written in Rust. `AGPL-3.0` `Rust`
 - [Loomio](https://www.loomio.org/) - Loomio is a collaborative decision-making tool that makes it easy for anyone to participate in decisions which affect them. ([Source Code](https://github.com/loomio/loomio)) `AGPL-3.0` `Docker`
-- [Mastodon](https://joinmastodon.org/) - Federated microblogging server, an alternative to GNU social. ([Source Code](https://github.com/tootsuite/mastodon)) `AGPL-3.0` `Ruby`
+- [Mastodon](https://joinmastodon.org/) - Federated microblogging server, an alternative to GNU social. ([Source Code](https://github.com/mastodon/mastodon)) `AGPL-3.0` `Ruby`
 - [Misago](https://misago-project.org/) - Misago is fully featured modern forum application that is fast, scalable and responsive. ([Source Code](https://github.com/rafalp/Misago)) `GPL-2.0` `Docker`
 - [Misskey](https://misskey.io/) - Decentralized app-like microblogging server/SNS for the Fediverse, using the ActivityPub protocol like GNU social and Mastodon. ([Source Code](https://github.com/misskey-dev/misskey)) `AGPL-3.0` `Nodejs/Docker`
 - [Movim](https://movim.eu/) - Modern, federated social network based on XMPP, with a fully featured group-chat, subscriptions and microblogging. ([Source Code](https://github.com/movim/movim)) `AGPL-3.0` `PHP/Docker`
@@ -574,7 +574,7 @@ Simple deployment of [E-mail](https://en.wikipedia.org/wiki/Email) servers, e.g.
 - [Retrospring](https://github.com/retrospring/retrospring) - A free, open-source social network following the Q/A (question and answer) principle of sites like Formspring, ask.fm or CuriousCat. ([Demo](https://retrospring.net)) `AGPL-3.0` `Ruby/Nodejs`
 - [schnack](https://github.com/schn4ck/schnack) - Schnack is simple self-hosted node app for Disqus-like drop-in commenting on static websites. `LIL-1.0` `Nodejs`
 - [Scoold](https://scoold.com) - Stack Overflow in a JAR. An enterprise-ready Q&A platform with full-text search, SAML, LDAP integration and social login support. ([Demo](https://live.scoold.com), [Source Code](https://github.com/Erudika/scoold)) `Apache-2.0` `Java/Docker/K8S`
-- [Simple Machines Forum](https://www.simplemachines.org/) - Free, professional grade software package that allows you to set up your own online community within minutes. ([Source Code](https://github.com/SimpleMachines/SMF2.1)) `BSD-3-Clause` `PHP`
+- [Simple Machines Forum](https://www.simplemachines.org/) - Free, professional grade software package that allows you to set up your own online community within minutes. ([Source Code](https://github.com/SimpleMachines/SMF)) `BSD-3-Clause` `PHP`
 - [Socialhome](https://socialhome.network) - Federated and decentralized profile builder and social network engine. ([Demo](https://socialhome.network/), [Source Code](https://github.com/jaywink/socialhome)) `AGPL-3.0` `Docker/Python`
 - [Takahē](https://jointakahe.org/) - Federated microblogging server. Mastodon, & ActivityPub compatible. ([Source Code](https://github.com/jointakahe/takahe)) `BSD-3-Clause` `Docker`
 - [Talkyard](https://www.talkyard.io/) - Create a community, where your users can suggest ideas and get questions answered. And have friendly open-ended discussions and chat (Slack/StackOverflow/Discourse/Reddit/Disqus hybrid). ([Demo](https://www.talkyard.io/forum/latest), [Source Code](https://github.com/debiki/talkyard)) `AGPL-3.0` `Docker/Scala`
@@ -785,7 +785,7 @@ A [document management system](https://en.wikipedia.org/wiki/Document_management
 - [Calibre](https://calibre-ebook.com/) - E-book library manager that can view, convert, and catalog e-books in most of the major e-book formats and provides a built-in Web server for remote clients. ([Demo](https://calibre-ebook.com/demo), [Source Code](https://launchpad.net/calibre)) `GPL-3.0` `Python`
 - [Kavita](https://www.kavitareader.com/) - Cross-platform e-book/manga/comic/pdf server and web reader with user management, ratings and reviews, and metatdata support. ([Demo](https://wiki.kavitareader.com/en/kavita-demo), [Source Code](https://github.com/Kareadita/Kavita)) `GPL-3.0` `.NET Core/Docker`
 - [Komga](https://komga.org) - Media server for comics/mangas/BDs with API and OPDS support, a modern web interface for exploring your libraries, as well as a web reader. ([Source Code](https://github.com/gotson/komga)) `MIT` `Java/Docker`
-- [Mango](https://github.com/hkalexling/Mango) - Manga server and web reader with a built-in MangaDex downloader. `MIT` `Crystal/Docker`
+- [Mango](https://github.com/getmango/Mango) - Manga server and web reader with a built-in MangaDex downloader. `MIT` `Crystal/Docker`
 - [pyShelf](https://github.com/th3r00t/pyShelf) - Lightweight Ebook Server. `GPL-3.0` `Python`
 - [Stump](https://www.stumpapp.dev) - A fast, free and open source comics, manga and digital book server with OPDS support. ([Source Code](https://github.com/stumpapp/stump)) `MIT` `Rust`
 - [Tanoshi](https://github.com/faldez/tanoshi) - Selfhosted web manga reader with extensions. `MIT` `Rust/Docker`
@@ -1674,7 +1674,7 @@ Software and tools for managing [recipes](https://en.wikipedia.org/wiki/Recipe).
 - [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`
-- [Tandoor Recipes](https://docs.tandoor.dev/) - Django application to manage, tag and search recipes using either built-in models or external storage providers hosting PDFs, Images or other files. ([Demo](https://app.tandoor.dev/accounts/login/?demo), [Source Code](https://github.com/vabene1111/recipes/)) `MIT` `Python`
+- [Tandoor Recipes](https://docs.tandoor.dev/) - Django application to manage, tag and search recipes using either built-in models or external storage providers hosting PDFs, Images or other files. ([Demo](https://app.tandoor.dev/accounts/login/?demo), [Source Code](https://github.com/TandoorRecipes/recipes)) `MIT` `Python`
 
 
 ### Remote Access
@@ -2026,7 +2026,7 @@ _Related: [Task Management & To-do Lists](#task-management--to-do-lists), [Softw
 [Time-tracking software](https://en.wikipedia.org/wiki/Time-tracking_software) is a category of computer software that allows its users to record time spent on tasks or projects.
 
 - [ActivityWatch](https://activitywatch.net) - An app that automatically tracks how you spend time on your devices. ([Source Code](https://github.com/ActivityWatch/activitywatch)) `MPL-2.0` `Python`
-- [Kimai](https://www.kimai.org/) - Kimai is a free & open source timetracker. It tracks work time and prints out a summary of your activities on demand. ([Demo](https://www.kimai.org/demo/), [Source Code](https://github.com/kevinpapst/kimai2/)) `MIT` `PHP`
+- [Kimai](https://www.kimai.org/) - Kimai is a free & open source timetracker. It tracks work time and prints out a summary of your activities on demand. ([Demo](https://www.kimai.org/demo/), [Source Code](https://github.com/kimai/kimai)) `MIT` `PHP`
 - [TimeTagger](https://timetagger.app) - An open source time-tracker based on an interactive timeline and powerful reporting. ([Demo](https://timetagger.app/app/demo), [Source Code](https://github.com/almarklein/timetagger)) `GPL-3.0` `Python`
 - [Traggo](https://traggo.net/) - Traggo is a tag-based time tracking tool. In Traggo there are no tasks, only tagged time spans. ([Source Code](https://github.com/traggo/server)) `GPL-3.0` `Docker/Go`
 

non-free.md

@@ -182,9 +182,9 @@
 - [Axigen](https://www.axigen.com/mail-server/free/) - Turnkey messaging solution for small & micro businesses, integration projects or test environments. `⊘ Proprietary` `Unknown`
 - [Cloudron](https://www.cloudron.io/) - Open-core software allowing you to effortlessly self-host web apps on your server. ([Demo](https://my.demo.cloudron.io/), [Source Code](https://git.cloudron.io/groups/cloudron)) `⊘ Proprietary` `Nodejs/Docker`
 - [Easypanel](https://easypanel.io) - Modern server control panel powered by Docker. `⊘ Proprietary` `Docker`
-- [EmbassyOS](https://start9.com) - Graphical Operating System for running self-hosted, open source services. ([Source Code](https://github.com/Start9Labs/embassy-os)) `⊘ Proprietary` `Rust`
 - [hMailServer](https://www.hmailserver.com) - Open-source e-mail server for Microsoft Windows. ([Source Code](https://github.com/hmailserver/hmailserver)) `⊘ Proprietary` `C++`
 - [Poste.io](https://poste.io) - Full-featured solution for your Email server. Native implementation of last anti-SPAM methods, webmail and easy administration included. Free tier available. ([Demo](https://poste.io/demo)) `⊘ Proprietary` `Unknown`
+- [StartOS](https://start9.com) -  Browser-based, graphical operating system for a personal server. ([Source Code](https://github.com/Start9Labs/start-os)) `⊘ Proprietary` `Rust`
 - [Umbrel](https://umbrel.com/) - A beautiful personal server OS for self-hosting. Install on a Raspberry Pi 4 or Ubuntu/Debian. ([Source Code](https://github.com/getumbrel/umbrel)) `⊘ Proprietary` `Nodejs/Docker`
 - [Unraid](https://www.unraid.net) `⚠` - Linux-based operating system designed to run on home media server setups. `⊘ Proprietary` `Other`