Our generous forever free tier includes the full platform, including the AI Assistant, for 3 users with 10k metrics, 50GB logs, and 50GB traces.
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Custom VMs From 1 to 96 vCPUs With 99.95% Uptime
General-purpose, compute-optimized, or GPU/TPU-accelerated. Built to your exact specs.
Live migration and automatic failover keep workloads online through maintenance. One free e2-micro VM every month.
MTA independent transparent Greylist proxy with very little dependencies. greyd runs as a front end to your existing SMTPserver to reject as much spam as possible before it hit the real SMTPserver.
xODMR is an ATRN client that let you use a mail backup service when your SMTPserver don't support ODMR natively. It's an alternative to xatrn and fetchmail (but works with TLS too); runs on any platform supported by Python. Win32 binary also avail
elspy is an extension to the Exim MTA that allows Exim users to supply a local_scan() function written in Python instead of C. (Exim's local_scan() API lets sysadmins supply site-specific code for approving/rejecting email messages at SMTP time.)
Unlimited organizations, 3 enterprise SSO connections, role-based access control, and pro MFA included. Dev and prod tenants out of the box.
Auth0's B2B Essentials plan gives you everything you need to ship secure multi-tenant apps. Unlimited orgs, enterprise SSO, RBAC, audit log streaming, and higher auth and API limits included. Add on M2M tokens, enterprise MFA, or additional SSO connections as you scale.
Ni!Mail is a webmail connecting to an IMAP server and using python/nevow/twisted to provide a clean and fast interface. It uses nevow livepage, a library that uses XMLHTTPRequest, to make it very dynamic.
PyWebMail is a Python library and POP3 gateway that enable working with WebMail servers like with POP3 or IMAP mailserver. Currently Mail.Com, Yahoo! Mail, Gmail, Netscape.Net, HotMail and some minor servers support is finished.
Aggregate RSS/Atom feeds trough your email. With Newpipe you can read, organize and archive news feeds with your current mail client, without the need for a separate program.
GNUsTicker is basically a RSS aggregator. It is a GNOME panel applet that scrolls infos retrieved from RSS, RDF, etc. It may be extended for feeding from different sources (an example for POP3 mailserver is provided).
Deploy in 115+ regions with the modern database for every enterprise.
MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
gavamail is a POP3/IMAP server implemented in JAVA for reading your gmail e-mail with your favorite mail client. Currently only POP3 is implemented but I hope to implement IMAP too. Libraries provided by the g4j and libgmail projects are used.
BPManager allows a closed network of users to manage tasks through messaging. In some ways it's similar to work-flow management software but tasks are managed in a way that resembles an e-mail application. Requests can be filed, delegated, completed BPM
A sendmail Milter written in Python. It rejects Mail containing certain attachment filenames (.exe, .pif ..., configurable) or containing a virus (calling a single-user license commandline scanner) by answering the smtp DATA step with "554 5.7.1". Thus
Retic is a free EAI Server written in Jython (Java).
It permits to execute adaptors composed of sources, pipes (transformations) and sinks.
Connectivity with : JMS,HTTP,SOAP,UDDI,FTP,Xindice,JDBC,Jabber,SMTP...
XML Support : XSLT, Xpath.
Has GUI for
Easy, modular and flexible WAMP bundling Apache2/SSL, MySQL4, PHP4, Perl5.8/ASP, Python2.3, Tomcat5, FirebirdDB, FileZilla, Mail/News-Server, phpMyAdmin, Awstats, WordPress, etc. It also includes a web-GUI to control/manipulate all bundled services.
pyBlog is yet another blogging software written in python for creating custom blogs. It works in offline mode containing an ftp client for up- and downloading files to any web server. It supports multiple users (bloggers) and blogging via mail (optional)
MailRefinery is a tiny Linux distribution which will turn a machine into a complete mailserver including Spam Assassin, GPL Virus filtering, POP, SPOP, IMAP, IMP, Fetchmail and a complete PHP based web interface to control it all.
Working as a courier-mta frontend, QUICA can make a quick and friendly to use mailserver. Tasks like creating accounts and forwards can be done easily. QUICA manages domains separately , allowing the delegation of each domain to different people.
Quotient is multi-protocol (SMTP, POP, IMAP, SIP, HTTP, Q2Q) server that helps with all your online conversations be they over email, IRC, IM, mailing lists or voice over IP. It is written in Python on the Twisted framework and uses Lupy and SpamBayes.
Hep is a multiprotocol server that allows users to send and recieve messages through many different protocols and systems, including e-mail, web logs, and instant messaging. You can use Hep as a news aggregator, a weblog updating tool, or an IM-to-email
FrozenPop is a simple and easy to use POP3/SMTPserver. Geared to accommodate multiple domains without having to create individual system accounts, FrozenPop installs < 5 mins. With MySQL authentication, creating users is simple.
ISOS is an e-mail and web server. It is designed for ease of use and provides a quick way to e-presence for small businesses and organizations who lack the experience to benefit from high performance, open source software such as Sendmail, Courier Mail,
nymproxy is a set of tools for using mixmaster remailers. It provides pseudonym support to a variety of mail programs via sendmail wrappers (for MUAs such a mutt) and SMTP/POP3 proxies (for programs such as Outlook).