The Elo rating system is a method for calculating the relative skill levels of players in zero-sum games such as chess or esports. It is named after its creator Arpad Elo, a Hungarian-American physics professor.
Correspondence chess is chess played by various forms of long-distance correspondence, traditionally through the postal system. Today it is usually played through a correspondence chess server, a public internet chess forum, or email. Less common methods that have been employed include fax, homing pigeon and phone. It is in contrast to over-the-board (OTB) chess, where the players sit at a physical chessboard at the same time; and most online chess, where the players play each other in real time over the internet. However, correspondence chess can also be played online.
Christopher Hikaru Nakamura is an American chess grandmaster, streamer, YouTuber, five-time U.S. Chess Champion, and the reigning World Fischer Random Chess Champion. A chess prodigy, he earned his grandmaster title at the age of 15, the youngest American at the time to do so. With a peak rating of 2816, Nakamura is the tenth-highest-rated player in history.
Srinath Narayanan is an Indian chess player. He was awarded the title of Grandmaster by FIDE in August 2017.
Daniel Naroditsky often referred to as Danya, is an American chess grandmaster, author, and commentator.
A chess title is a title regulated by a chess governing body and bestowed upon players based on their performance and rank. Such titles are usually granted for life. The international chess governing body FIDE grants several titles, the most prestigious of which is Grandmaster; many national chess federations also grant titles such as "National Master". More broadly, the term "master" can refer to any highly skilled chess player.
The FIDE Grand Prix is a biennial series of chess tournaments, organized by FIDE and its commercial partner Agon. Each series consists of three to six chess tournaments, which used to form part of the qualification cycle for the World Chess Championship or Women's World Chess Championship.
FIDE titles are awarded by the international chess governing body FIDE for outstanding performance. The highest such title is Grandmaster (GM). Titles generally require a combination of Elo rating and norms. Once awarded, titles are held for life except in cases of fraud or cheating. Open titles may be earned by all players, while women's titles are restricted to female players. Many strong female players hold both open and women's titles. FIDE also awards titles for arbiters, organizers and trainers. Titles for correspondence chess, chess problem composition and chess problem solving are no longer administered by FIDE.
Arturs Neiksans is a Latvian chess player who has held the FIDE title of Grandmaster since 2012. He is a four-time Latvian champion, one of the leading Latvian chess players, an FIDE-accredited chess trainer, author and a commentator of high-level chess tournaments.
Lichess is a free and open-source Internet chess server run by a non-profit organization of the same name. Users of the site can play online chess anonymously and optionally register an account to play rated games. Lichess is ad-free and all the features are available for free, as the site is funded by donations from patrons. Features include chess puzzles, computer analysis, tournaments and chess variants.
Alexandra Valeria Botez is an American and Canadian chess player, poker player, online streamer and YouTuber. In chess, she holds the FIDE title of Woman FIDE Master (WFM) and has a peak FIDE rating of 2092. She is a five-time Canadian girls' national champion and one-time U.S. girls' national champion. Botez has represented Canada at three Women's Chess Olympiads in 2012, 2014, and 2016. Alexandra and her younger sister Andrea Botez host the BotezLive Twitch and YouTube channels, which each have over 1 million followers and are one of the largest chess channels on each platform.
Tykhon Cherniaiev is a Ukrainian chess prodigy.
Jesse February is a South African chess player who holds the title of Woman International Master. She is a two-time South African women's chess champion and has also won the African women's chess championship twice, in 2021 and 2024.
Gukesh Dommaraju, more commonly known as Gukesh D, is an Indian chess grandmaster. He is the third-youngest Grandmaster in history, the third-youngest to reach a chess rating of 2700, the youngest to reach a rating of 2750, the youngest Candidates Tournament winner and the youngest contender to compete for the World Championship. He has won one team and two individual gold medals at the Olympiad as well as one bronze team medal. He is a silver medalist at the Asian Games.
Collabora Online is an open source online office suite built on LibreOffice technology, enabling web-based collaborative real-time editing of word processing documents, spreadsheets, presentations, and vector graphics. Optional apps are available for desktops, laptops, tablets, smartphones, and Chromebooks.
Online chess is chess that is played over the Internet, allowing players to play against each other in real time. This is done through the use of Internet chess servers, which often include a system to pair up individual players based on their rating using an Elo or similar chess rating system. Online chess has existed since the 1970s, but has seen a rapid growth in popularity amidst the COVID-19 pandemic and rise of chess livestreaming.
Hans Moke Niemann is an American chess grandmaster and Twitch streamer. He first entered the top 100 junior players list on March 1, 2019, and became a FIDE grandmaster on January 22, 2021. In July 2021, he won the World Open chess tournament in Philadelphia. He had a peak global ranking of No. 16 in September 2024.
Levy Rozman, known online as GothamChess, is an American chess International Master, content creator, commentator, and author. Often referred to as "The Internet's Chess Teacher", he produces content on the online platforms Twitch, TikTok, Instagram and YouTube.
Jack Mizzi is a Maltese chess player. He was born on the 17 May 2006 in Malta and is the U-20 Junior Chess Champion, the National Rapid Chess Champion and the National Blitz Chess Champion in Malta. Mizzi is the youngest chess player to have won the Preliminaries in Malta at 13 years old. At 16 years old he became the youngest Maltese player to be awarded the Candidate Master title. He was called a chess "prodigy" by the online journal Malta Today in their short documentary about Mizzi. Mizzi participated in the World Youth Chess Championships in Romania 2022. In 2023 he set a new Malta chess record winning the Malta Blitz Championship with a perfect 9-0 score.
Arjun Trivedi is an American chess arena grandmaster who plays for the United States of America. He was awarded the title of Arena Grandmaster by FIDE in 2024.
