edgepedia

Technology and the built world

61,984 articles

List of welding codes

The list of welding codes covers the principal standards governing welded structures and piping, from AWS D1.1 and API 1104 to ASME Section IX and ISO 3834.

List of wiki software

The list of wiki software, also called wiki engines, covers server applications that let groups collaboratively edit interlinked web pages, ranging from MediaWiki, which powers Wikipedia, to DokuWiki.

List of Wikipedia mobile applications

The Wikipedia mobile applications, also known as the Wikipedia apps, are official iOS and Android apps for Wikipedia released by the Wikimedia Foundation in 2009 and 2012.

List of wind turbine manufacturers

The list of wind turbine manufacturers covers companies that design, produce, install, and service wind turbines, with Chinese firms led by Goldwind topping 2024 rankings.

List of WLAN channels

The list of WLAN channels, also called WiFi channels, covers the numbered radio slots Wi-Fi uses in the 2.4, 5, and 6 GHz bands, with 14 channels at 2.4 GHz.

List of World War II infantry weapons

The list of World War II infantry weapons covers the rifles, submachine guns, machine guns, and antitank weapons used by foot soldiers from 1939 to 1945.

List of World War II weapons of the United Kingdom

The list of World War II weapons of the United Kingdom surveys the principal weapons used by British armed forces from 1939 to 1945, by arm of service.

List of World War II weapons of the United States

The list of World War II weapons of the United States summarizes American arms from the M1 Garand rifle and M4 Sherman tank to the atomic bombs dropped on Japan in 1945.

List of X-planes

The list of X-planes covers United States experimental research vehicles designated X by the Department of Defense, beginning with the Bell X-1, the first supersonic aircraft.

List of x86 SIMD instructions

The list of x86 SIMD instructions covers the single-instruction, multiple-data sets added to x86, from MMX and SSE through AVX and AVX2 to 512-bit AVX-512 and the converged AVX10.

List of Xbox studios

The list of Xbox studios, also called the list of Microsoft Gaming studios, covers the first-party game studios Microsoft owns under Xbox Game Studios, renamed from Microsoft Studios in 2019.

List of Xiaomi products

The list of Xiaomi products covers the consumer electronics sold by the Chinese company Xiaomi (小米), from smartphones and TVs to scooters and electric cars.

List of YouTube features

YouTube features, covered here as Features of YouTube and YouTube features, are the viewing, creation, discovery, and monetization tools of the video platform Google has operated since 2006.

List of Zeppelins

The list of Zeppelins covers the rigid airships built at Friedrichshafen, from Count von Zeppelin's LZ 1 of 1900 to LZ 130, scrapped in 1940.

List of ZF transmissions

List of ZF transmissions, the gearboxes produced by ZF Friedrichshafen since 1915, spanning the HP automatic families, dual clutch units, and truck lines like TraXon and EcoLife.

List sphere decoding

List sphere decoding (LSD) is a MIMO detection algorithm, introduced by Hochwald and ten Brink in 2003, that returns a list of candidate vectors so soft reliability values can be computed for iterative channel decoding.

Listed bridges in Denmark

Listed bridges in Denmark are bridges protected as built heritage under the Danish building protection act, recorded as 'Fredet' in the FBB register run by Slots- og Kulturstyrelsen.

Listen before talk

Listen before talk (LBT) is a channel access rule in which a device senses the radio channel before transmitting and defers if occupied, required by regulators in unlicensed bands like 5 and 6 GHz.

Listerine

Listerine is an American antiseptic mouthwash formulated in 1879 by Dr. Joseph Lawrence and named after the surgeon Joseph Lister, sold as a consumer mouthwash since 1914.

Lists of open-source artificial intelligence software

Lists of open-source artificial intelligence software are curated catalogs of AI tools, libraries, frameworks, and models with open licenses, including GitHub awesome lists and platform category pages.

Lists of shipwrecks

Lists of shipwrecks are inventories, registers, and databases recording ships lost at sea or inland waters, with vessel name, date, place, and cause of loss, used for heritage management, archaeology, and research.

Listserv

LISTSERV is email list management software introduced in 1986 on BITNET, the first program to automate mailing list administration, and its name remains a registered trademark of L-Soft.

Lisuan Tech

Lisuan Tech (砺算科技) is a Chinese GPU developer founded in Shanghai in 2021, whose LX 7G100 card became the first Chinese-designed discrete GPU to pass Microsoft WHQL certification.

Lisunov Li-2

The Lisunov Li-2 (PS-84) was a Soviet license-built version of the American Douglas DC-3, produced from 1939 and serving as the Soviet Air Force's primary World War II transport.

Litao Sun

Litao Sun (孙立涛) is a Chinese materials scientist and professor, and vice president since 2021, at Southeast University in Nanjing, known for in-situ electron microscopy.

Litchi (software)

Litchi is a third-party mobile app for controlling DJI camera drones, best known for its waypoint mission engine, which flies a pre-planned GPS path with per-waypoint camera actions.

Litecoin

Litecoin (LTC) is an open-source peer-to-peer cryptocurrency created by Charlie Lee in October 2011 as a fork of Bitcoin, with faster 2.5-minute blocks and an 84 million coin supply cap.

Literate programming

Literate programming is a programming methodology introduced by Donald Knuth in 1984, in which a program is written as a single document combining code and documentation for human readers.

LiteRT

LiteRT, formerly TensorFlow Lite, is Google's open-source runtime for on-device machine learning inference, renamed in 2024; it has powered ML in over 100,000 apps on 2.7 billion devices.

Litgrid

Litgrid AB is the electricity transmission system operator of Lithuania, which led the Baltic synchronisation with the Continental European grid, switched in February 2025 and completed in November 2025.