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Free Containerization tools
Verified FREE and FREEMIUM tools listed in Containerization.
join-lemmy.orgfree
Link aggregator for the fediverse (alternative to Reddit). ([Source Code](https://github.com/LemmyNet/lemmy)) `AGPL-3.0` `Docker/Rust`
isso-comments.defree
Lightweight commenting server written in Python and Javascript. It aims to be a drop-in replacement for Disqus. ([Source Code](https://github.com/isso-comments/…
iceshrimp.netfree
Federated microblogging server that communicates over ActivityPub. ([Source Code](https://iceshrimp.dev/iceshrimp/iceshrimp.net)) `EUPL-1.2` `.NET/C#/Docker`
hatsu.cli.rsfree
Bridge that interacts with Fediverse on behalf of your static site. ([Source Code](https://github.com/importantimport/hatsu)) `AGPL-3.0` `Docker/Rust`
gethabitat.orgfree
A Platform for Local Communities. ([Source Code](https://github.com/carlnewton/habitat)) `AGPL-3.0` `Docker`
docs.gotosocial.orgfree
ActivityPub federated social network server implementing the Mastodon client API. ([Source Code](https://codeberg.org/superseriousbusiness/gotosocial)) `AGPL-3.…
discourse.orgfree
Advanced forum / community solution based on Ruby and JS. ([Demo](https://try.discourse.org/), [Source Code](https://github.com/discourse/discourse)) `GPL-2.0`…
coralproject.netfree
A better commenting experience from Vox Media. ([Source Code](https://github.com/coralproject/talk)) `Apache-2.0` `Docker/Nodejs`
artalk.js.orgfree
Comment system built in Golang, providing a lightweight and highly customizable solution for adding comments to your website. ([Source Code](https://github.com/…
answer.apache.orgfree
Knowledge-based community software. You can use it to quickly build your Q&A community for product technical support, customer support, user communication, and…
akkoma.socialfree
Federated microblogging server with Mastodon, GNU social, and ActivityPub compatibility. ([Source Code](https://akkoma.dev/AkkomaGang/akkoma)) `AGPL-3.0` `Elixi…
routr.iofree
Lightweight SIP proxy, location server, and registrar for a reliable and scalable SIP infrastructure. ([Source Code](https://github.com/fonoster/routr)) `MIT` `…
linphone.orgfree
Complete, modular and scalable SIP server, includes a push gateway, to deliver SIP incoming calls or text messages on mobile device platforms where push notific…
weechat.orgfree
Fast, light and extensible chat client. ([Source Code](https://github.com/weechat/weechat)) `GPL-3.0` `C/Docker/deb`
thelounge.chatfree
Self-hosted web IRC client. ([Demo](https://demo.thelounge.chat/), [Source Code](https://github.com/thelounge/thelounge)) `MIT` `Nodejs/Docker`
inspircd.orgfree
Modular IRC server written in C++ for Linux, BSD, Windows, and macOS. ([Source Code](https://github.com/inspircd/inspircd)) `GPL-2.0` `C++/Docker`
ergo.chatfree
Modern IRCv3 server written in Go, combining the features of an ircd, a services framework, and a bouncer. ([Source Code](https://github.com/ergochat/ergo)) `MI…
keila.iofree
Reliable and easy-to-use newsletter tool (alternative to Mailchimp and Sendinblue). ([Demo](https://app.keila.io), [Source Code](https://github.com/pentacent/ke…
wildduck.emailfree
Scalable no-SPOF IMAP/POP3 mail server. ([Source Code](https://github.com/zone-eu/wildduck)) `EUPL-1.2` `Nodejs/Docker`
stalw.artfree
All-in-one mail server with JMAP, IMAP4, and SMTP support and a wide range of modern features. ([Source Code](https://github.com/stalwartlabs/stalwart)) `AGPL-3…
simplelogin.iofree
Open source email alias solution to protect your email address. Comes with browser extensions and mobile apps. ([Source Code](https://github.com/simple-login/ap…
docs.postalserver.iofree
Complete and fully featured mail server for use by websites & web servers. ([Source Code](https://github.com/postalserver/postal)) `MIT` `Docker/Ruby`
mailu.iofree
Simple yet full-featured mail server as a set of Docker images. ([Source Code](https://github.com/Mailu/Mailu)) `MIT` `Docker/Python`
mailcow.emailfree
Mail server suite based on Dovecot, Postfix and other open source software, that provides a modern Web UI for administration. ([Source Code](https://github.com/…