Best Open Source System Software 2026

System Software

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Browse free open source System software and projects for NetBSD and FreeBSD below. Use the toggles on the left to filter open source System software by OS, license, language, programming language, and project status.

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1

Pandora Open

Open Source Monitoring System for performance and availability.

Pandora OPEN is a high-performance, 100% open-source monitoring ecosystem, born as the independent evolution of the Pandora FMS community branch after version 777. Licensed under GPLv2, it provides a modular and sovereign platform for supervising networks, servers, and applications without commercial dependencies. It features multi-platform agents, remote monitoring (SNMP, WMI, HTTP), GIS maps, and advanced visual dashboards. Entirely maintained by the community on GitHub, it ensures total transparency, technical flexibility, and absolute freedom for system administrators.

40 Reviews

Downloads: 1,070 This Week

Last Update: 2026-03-19
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2

GoldBug - Encrypted Communications

Chat Messenger. E-Mail-Client. Websearch. Filetransfer.

GoldBug is a decentralized & secure communication suite that offers an integrated e-mail client, an instant messenger & a file transfer. Also included is an URL-RSS-DB & a p2p web search. Current vers. w/ McEliece Algorithm. GoldBug has been 2013 - 2023 ten years just another Graphical User Interface of the Spot-On Encryption Suite. Main GUI features: Minimal & colorful Interface with Tabs in the East. Microsoft & Qt MinGW deprecated Win32 & for Compiling: ● https://sourceforge.net/p/goldbug/wiki/compiling As Spot-On implemented the minimal GB-concept & Nuvola Icons, GoldBug has now been fully integrated into Spot-On Win64: Just choose Tabs at East & Mini-View in Options - w/ Nuvola Icons of course! Voilá! & Many Thanks, Pro-Files can be found archived at ● current source: https://github.com/textbrowser/spot-on ● EN Manual: https://www.amazon.com/dp/3749435065 ● DE: https://compendio.github.io/goldbug-manual-de/ ● Study: https://www.amazon.com/asin/dp/3750408971

Downloads: 23 This Week

Last Update: 2024-07-16
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3

Application Server Development Library

The Application Server Development Library is a generic component modules library for application server/services & software development on the Windows & Linux & BSD platforms. It can be used for rapid developing network application and generic software.

Downloads: 0 This Week

Last Update: 2013-04-26
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4

Linfo

Very fast cross-platform php script that describes the host server in extreme detail, giving information such as ram usage, disk space, raid arrays, hardware, network cards, kernel, os, samba/cups/truecrypt status, temps, disks, and much more. Latest code is here: https://github.com/jrgp/linfo

3 Reviews

Downloads: 0 This Week

Last Update: 2015-09-15
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