Free transfer server roles software for linux

CrossFTP Server is a professional FTP Server for multiple platforms. It is a high-performance, extremely configurable, and most of all a secure FTP server. CrossFTP Server has an easy-to-use GUI for user to configure the servers behavior.
Main features:
- 100% pure Java, free, open source FTP server.
- Multi platform support and multithreaded design.
- User virtual directory, write permission, idle time-out and upload/download bandwidth limitation support.
- You can monitor all the user activities.
- Anonymous login support.
- Both upload and download files are resumable.
- Handles both ASCII and binary data transfers.
- IP restriction support to allow/ban IPs.
- Database and LDAP can be used to store user data.
- All the FTP messages are customizable.
- Implicit/explicit SSL/TLS support.
- MDTM support - your users can change the date-time stamp of files.
- "MODE Z" support for faster data upload/download.
- Easy installation/update by Java Web Start technology.

Tiny Sofa is a server targeted, enterprise grade Linux distribution that combines the the vision and expertise of multiple open source developers with the best components and ideas of multiple enterprise focused operating systems.
tinysofa aims to become the de facto community run server oriented Linux distribution, and therefore fill an ever growing void in the availability of a free (as in beer and speech) Linux solution that is deployable in mission critical roles throughout the enterprise.
The meticulously crafted software packages that compose tinysofa, coupled with a focus on security, stability and manageability make it the only completely free Linux solution suitable for enterprise use.
The global network of independent consultants supporting tinysofa aims to level the playing field with the commercial providers of Linux solutions and most importantly, foster local economic growth.
tinysofa is currently used in a vast array of real time business systems that require the utmost in security and stability. From VPN end points, firewalls, bridges and network IDS to application servers and database workhorses, tinysofa has proven itself up to the task.
The 1.x release series will maintain platform stability throughout its lifetime, with ongoing incremental enhancements and security fixes and a minor release every six months. This release series will also be available for the x86_64 hardware platform.
The 2.x release series will feature the Linux 2.6 kernel and will be fully architected around the SELinux security framework. This release series will bring about support for a wider range of hardware platforms, such as ppc64 and sparc32/64.
Enhancements:
- tinysofa classic server 2.0 Update 6 (Ceara) is now generally available. This release focuses on bug and security fixes, integrates all released security fixes, and updates various packages (notably the kernel) to the more recent upstream releases. Ceara features: The Linux 2.6.16 kernel, grsecurity support, APT and SmartPM for advanced package management, the next generation PHP 5 environment (5.0.4), OpenSSH 4.3p2, high availability features such as DRBD (0.7.17) and UCARP (1.1), the latest development tools and languages (gcc 3.4.3, Python 2.4.2), and much more.

Darwin Calendar Server provides a CalDAV server.

The Darwin Calendar Server is a standards-compliant server that allows multiple users to collaboratively share calendaring information. It provides a shared location on the network to store schedules, and allows users to send each other and manage invitations.

In order to provide interoperability with multiple calendaring clients, the server implements the CalDAV protocol, which is an extension of WebDAV, which is in turn an extension of HTTP.

pDonkeyS is Perl implementation of an eDonkey server. The main goal of the server is to provide framework for further eDonkey protocol exploration, but it could be useful in testing of client software, since the server can be configured to output very detailed debugging info about eDonkey traffic.

This server was made to provide framework for further eDonkey protocol exploration, but it could be usefull in testing of client software, since the server can be configured to output very detailed debug info about eDonkey traffic.

The Email Server is designed to provide services offered by its commercial email products, such as IMAP/POP services, Web-Based Email Interface and Administration, Mail Filtering, Spam Blocking and Directory-Based Authentication and Addressbooks.
RH Email Server is fine for businesses and organizations of all sizes. Multiple commercial and educational installations are already using this project. The largest current user load that has been reported is 7,000 + users.
Interoperability between RHSD projects such as the RHSD Email Server and the RHSD Domain Controller will allow for use of Single-Sign On. RHSD also utilizes IETF Standardized projects and therefore will be compatible with any Directory system compatible with LDAP v.3.
Main features:
- Web-Based Email Client for Users
- LDAP Directory / Authentication
- Mail Filtering
- Addressbooks
- Web-Based Administration Tools
- Role-Based Tool Delegation
- Spam Blocking

DTLS Client/Server Example contains a simple DTLS client and DTLS server to show how to send UDP data over an encrypted channel using OpenSSL DTLSv1 support.

LIST OF FILES:

Directory: common - Contains callback functions and error reporting functions common to client and server

sslmgr.h
sslmgr.c

Directory: dtls_server

dtls_server.c - DTLS server part

Directory: dtls_client

dtls_client.c - DTLS client part

C++ Server Pages is a partial Java server pages and servlet implementation in C++. C++ Server Pages is written as Apache 2.0 modules, with the focus on performance.