Forward Email
Privacy-focused encrypted email for everyone. All-in-one alternative to Gmail + Mailchimp + Sendgrid.
Free
Email, chat & meetings
1,634 self-hosted solutions from public repositories worldwide. Categories curated by people, licenses and star counts, shown as they are.
openSIPS
SIP proxy/server for voice, video, IM, presence and any other SIP extensions.
GlobaLeaks
Whistleblowing software enabling anyone to easily set up and maintain a secure reporting platform.
Databag
Federated, end-to-end encrypted messaging service for the web, iOS, and Android, supporting text, photos, video, and WebRTC video and audio...
DebOps
Your Debian-based data center in a box. A set of general-purpose Ansible roles that can be used to manage Debian or Ubuntu hosts.
Galene
Video conferencing server that is easy to deploy and that requires moderate server resources.
Keeper.sh
Calendar syncing tool that pulls and pushes events between calendar sources and destinations via iCal/ICS or OAuth, with support for anonymi...
bewCloud
File sharing + sync, notes, and photos (alternative to Nextcloud and ownCloud's RSS reader).
Hyphanet
Anonymously share files, browse and publish _freesites_ (web sites accessible only through Hyphanet) and chat on forums.
Notifo
Multichannel notification server with support for Email, Mobile Push, Web Push, SMS, messaging and a javascript plugin.
OTS
One-Time-Secret sharing platform with a symmetric 256bit AES encryption in the browser.
Quassel IRC
Distributed IRC client, meaning that one (or multiple) client(s) can attach to and detach from a central core.
DavMail
POP/IMAP/SMTP/Caldav/Carddav/LDAP exchange gateway allowing users to use any mail/calendar client with an Exchange server, even from the int...
Davis
A simple, dockerizable and fully translatable admin interface for sabre/dav based on Symfony 5 and Bootstrap 4, largely inspired by Baïkal.
Openmeetings
Video conferencing, instant messaging, whiteboard, collaborative document editing and other groupware tools using API functions of the Red5...
Manage My Damn Life
Manage my Damn Life (MMDL) is a self-hosted front end for managing your CalDAV tasks and calendars.
Xandikos
Open source CardDAV and CalDAV server with minimal administrative overhead, backed by a Git repository.
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Advertising
Ad Platform
A display-ad broker with advertiser, partner and operator consoles
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Real estate
Rental Billing
Space rental, contracts and billing in one button — for small landlords
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Finance · Trading
AI Auto-Trading
Automated trading where AI reviews every strategy and every decision is on record
The free solution list is based on awesome-selfhosted (CC-BY-SA 3.0) and awesome-sysadmin (CC-BY-SA 4.0) data; each entry remains the copyright of its project.