
A nettop is a small-sized, inexpensive, low-power, legacy-free desktop computer designed for basic tasks such as web browsing, accessing web-based applications, document processing, and audio/video playback. The word nettop is a portmanteau of network and desktop. It is the desktop counterpart of the netbook. Modern (c.2020) Mini PCs or Small form factor PCs can be much more powerful, being equipped with high-end laptop components or mid-range desktop components.

The Acer AspireRevo was a line of nettop computers from Acer Inc., first released at the end of April 2009. It is one of the first desktop computers to pair the NVIDIA ION chipset with Intel's Atom CPU.

Aleutia Computers Ltd. is a privately owned computer manufacturer based in London, United Kingdom. Its product range consists of low-power desktop and server computers. Its products are used in the developing world and as original base designs for externally branded products. Its computers have been purchased by Unicef, Tesco, Schlumberger, Pret a Manger, Virgin Media, and the National Health Service. All computers come with the option to ship a version of Ubuntu or Linux Mint, alongside the mainstream choice of Microsoft Windows.

Asus EeeBox PC is a nettop computer line from ASUSTeK Computer Incorporated, and a part of the Asus Eee product family. First released on August 11, 2008, the Asus EeeBox PC series is marketed as a small, light, inexpensive and energy-efficient counterpart to the Asus Eee PC netbook / subnotebook laptop series. Its motherboard employs Splashtop technology called Express Gate by Asus.

Cherrypal is a California-based marketer of Chinese-manufactured consumer-oriented computers. It markets a range of models with a diversity of CPU-types, structures, features, and operating systems. Commentators have observed that Cherrypal arguably beat the heralded and much-better financed one Laptop per Child (OLPC) project to its goal of a $100 "laptop".

CuBox and CuBox-i are series of small and fanless nettop-class computers manufactured by the Israeli company SolidRun Ltd. They are all cube-shaped and sized at approximately 2 × 2 × 2 inches and weigh 91 grams. CuBox was first announced in December 2011 and began shipping in January 2012, initially being marketed as a cheap open-source developer platform for embedded systems.

The fit-PC is a small, light, fan-less nettop computer manufactured by the Israeli company CompuLab.

The fit-PC3 is a small, light, fan-less nettop computer manufactured by the Israeli company CompuLab. Several fit-PC3 variations are available - fit-PC3 was introduced early 2012. The device is power-efficient and therefore considered to be a green computing project, capable of using open source software and creating minimal electronic waste.