A cloud native Identity & Access Proxy / API (IAP)
Pure Java Network Tools
Net Manager - system administrator tool for manage computers in AD
SMF service wrapper for VirtualBox under Solaris 10+ and OpenSolaris.
Mature LDAP, LDIF and DSML client with i18n support.
A free open sourced Apache Http Server GUI developed with Java.
Free portable cross-platform graphical multi pinger, 100%-pure java
Java classes for converting the collectd's RRD files into the SVG.
Process Hacker Plugins
https://sourceforge.net/p/endianperfeito/admin/tools
A free, easy to use, generic CMDB written in PHP
A PHP web based password manager for SysAdmins
The GTK Remote Desktop Client
opensource Virtual Appliance Factory
Knock Code for Windows - While Screen On
Authentication, Access Control, and Single Sign-On
PHP Frontend to SVCMON for IBM SVC and V7000 Storwize
Portable versions of Guacamole (html5 VNC/RDP) and GateOne (html5 SSH)