computer science

List of products based on FreeBSD

List of products based on FreeBSD is a computer science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand List of products based on FreeBSD rather than just read about it. In short: There are many products based on FreeBSD. Information about these products and the version of FreeBSD they are based on is often difficult to come by, since this fact is not widely publicised.

Key takeaways

List of products based on FreeBSD belongs to computer science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect List of products based on FreeBSD to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of List of products based on FreeBSD from memory before moving on to harder problems.

Reference excerpt

There are many products based on FreeBSD. Information about these products and the version of FreeBSD they are based on is often difficult to come by, since this fact is not widely publicised.

Libre software and hardware using free software BSDRP – BSD Router Project: Open Source Router Distribution CheriBSD – ARM-and-RISC-V-embedded-focused FreeBSD adaptation; capability-enabled, Unix-like operating system which takes advantage of CHERI capability hardware features on Arm's Morello platform and CHERI-RISC-V platforms. Chimera Linux – Linux distribution with FreeBSD userland. ClonOS – FreeBSD based distro for virtual hosting platform and appliance. Darwin – The UNIX-based, open-source foundation of macOS, iOS, iPadOS, watchOS, tvOS, visionOS, and bridgeOS, includes code from FreeBSD and the Mach kernel from Carnegie Mellon Debian GNU/kFreeBSD - [defunct] operating system with a FreeBSD kernel and Debian userland DesktopBSD – [defunct] KDE-based desktop-oriented distribution DragonFlyBSD – FreeBSD independent fork FreeSBIE – Live CD GhostBSD – GTK-based distribution, that defaults Xfce and MATE as GUI HardenedBSD – HardenedBSD is a security-enhanced fork of FreeBSD. helloSystem – helloSystem is a desktop system for creators with a focus on simplicity, elegance, and usability, especially for ex macOS users disappointed by Apple strategy iXsystems TrueNAS storage appliances were based on FreeBSD 10.3 TrueNAS CORE (formerly known as FreeNAS) is based on FreeBSD, but is now abandoned. TrueNAS Scale, the successor of TrueNAS Core, is based on Debian Linux. TrueOS – discontinued FreeBSD distribution aimed at the server market, previously a desktop distribution, abandoned to focus on TrueNAS Core. MidnightBSD — A GNUstep-based independent fork of FreeBSD for desktops, however installer is not graphical MyBee – Open source and free distribution for managing containers (FreeBSD jail) and cloud VMs (Bhyve) through a simplified API. m0n0wall – Embedded firewall software package NAS4Free – Open source storage platform NomadBSD – a persistent live system for USB flash drives, based on FreeBSD. OPNsense – Open source and free firewall, fork of pfSense and successor to m0n0wall pfSense – Open source and free network firewall distribution

Proprietary software and hardware using proprietary software Beckhoff TwinCAT/BSD for Industrial PCs Blue Coat Systems network appliances Borderware appliances (firewall, VPN, Anti-SPAM, Web filter etc.) are based on a FreeBSD kernel Check Point IPSO security appliances Citrix Systems Netscaler application delivery software is based on FreeBSD Coyote Point GX-series web acceleration and load balancer appliances Dell Compellent enterprise storage systems (all 64-bit versions) Hobnob WirelessWAN IronPort AsyncOS is based on a FreeBSD kernel Isilon Systems' OneFS, the operating system used on Isilon IQ-series clustered storage systems Juniper Networks Junos Junos prior to 5.0 was based on FreeBSD 2.2.6 Junos between 5.0 and 7.2 (inclusive) is based on FreeBSD 4.2 Junos 7.3 and higher is based on FreeBSD 4.10 Junos 8.5 is based on FreeBSD 6.1 Junos 15.1 is based on FreeBSD 10 Junos 18.1 is based on FreeBSD 11 KACE Networks's KBOX 1000 & 2000 Series Appliances and the Virtual KBOX Appliance Lynx Software Technologies LynxOS, uses FreeBSD's networking stack McAfee SecurOS, used in e.g. Firewall Enterprise (aka Sidewinder) NetApp filers based on Data ONTAP Netflix Open Connect appliances Panasas parallel network storage systems Panasonic uses FreeBSD in their Viera TV receivers QNAP's QES operating system Sandvine's network policy control products Silicon Graphics International uses FreeBSD in their ArcFiniti MAID disk arrays, formerly manufactured by COPAN. Sony Computer Entertainment's PlayStation 3, PlayStation 4 and PlayStation Vita. Sophos Email Appliance Spectra Logic nTier Verde backup appliances Symmetricom Timing Solutions The Weather Channel's IntelliStar local forecast computer Xinuos OpenServer 10

Worked examples

Example 1 — a first encounter with List of products based on FreeBSD

Start with the simplest possible case. Write down what List of products based on FreeBSD claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In computer science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to List of products based on FreeBSD before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about List of products based on FreeBSD ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of List of products based on FreeBSD

In research: List of products based on FreeBSD appears in computer science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses List of products based on FreeBSD in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: List of products based on FreeBSD is common in secondary-school and first-year university syllabi. It links to neighbouring topics FreeBSD, Lists of software, so understanding it makes those chapters shorter.
In everyday life: Look for List of products based on FreeBSD outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study List of products based on FreeBSD in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what List of products based on FreeBSD means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain List of products based on FreeBSD out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is List of products based on FreeBSD in simple terms?

There are many products based on FreeBSD. Information about these products and the version of FreeBSD they are based on is often difficult to come by, since this fact is not widely publicised.

Why does List of products based on FreeBSD matter?

Because it connects several computer science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study List of products based on FreeBSD?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on List of products based on FreeBSD.