a JavaScript Telegram API client; a modified version of it is used in Web A github.com/gram-js/gramjs

a native library for interacting with group calls that is lightweight compared to tgcalls and provides static builds with C interfaces github.com/pytgcalls/ntgcalls

an unmaintained Python library for interacting with group calls authored by the same person who created Telegram Crawler; not to be confused with py-tgcalls github.com/MarshalX/tgcalls

based on ntgcalls, a Python library for interacting with group calls; formerly based on tgcallsjs; not to be confused with pytgcalls github.com/pytgcalls/pytgcalls

an unmaintained JavaScript library for interacting with group calls that was built from parts of telegram-react github.com/tgcallsjs/tgcalls

a major contributor to Telegram Desktop; unknown whether a Telegram employee or not

Also spelt as fanstat and might be called telelog, a bot that provides on-demand access to archives of information (incl. deleted) on Telegram users and chats in exchange for money.

Previously known as /dev/null, a software developer who has worked on both Roxman's project Major and pyrouser's project GladOS. They also presumably have direct communication channels with Telegram developers.

Created by pyrouser, a join raid protection bot. Its development was done by the same people who developed crypto projects for Roxman.

In the first quarter of 2025, a conflict erupted between pyrouser and Aryn, leading to pyrouser doxxing personal information of Aryn, sending personal threats, and a failed plan of his arrest. The escalations were suspected to be because of Aryn's criticism of his project GladOS.

Also known as Mark, or by his supposedly real name Aleksandr Vykhodets, a Moldovan racketeer who is known for raiding channels using his bot farms so that their owners would pay for his raid protection bot GladOS. He also publicly targets individuals with unfavorable opinions as seen in his assault on Aryn. Some suspect that they could have green lights from Pavel Durov due to the unintelligibly fast spam rate of his bot farms without getting limited by Telegram Anti-Spam.

the username of an account owned by Roxman, which might sometimes be used to refer to him

A Chechen crypto entrepreneur who is originally from Dagestan but probably resides in Western Europe now. Pavel Durov has praised him and his projects in his channel at least twice. They own a Telegram account with an ID of 25, which is suspected to have been bought from its original owner, who was of Uzbek descent.

A third-party client with many features, such as a panic code, displaying a users DC & ID, directly deleting your account in-app, and much more.

A third-party Telegram client for Android and iOS that consists of many features, for instance: increasing the speed of downloading/uploading files, translating a chat completely without the need for a Telegram Premium subscription, a crypto wallet, locking chats, and much more.

A well known channel which posts Telegram Premium subscription giveaways, often in quick successions.

An OSINT bot that provided public information regarding people, including their accounts on social media apps such as Telegram.

A popular Telegram channel created from the controversy between Anton Rozenberg and Pavel Durov. It is well known for being the first to deliver leaked information exclusive to the channel.

the founder of Telegram Info, and a photography director behind Durov (2021)

A documentary on the life of Pavel Durov, in which several people close to Durov were interviewed as part of the documentary. Some of these people include Ilya Perekopsky and John Hyman.

Popular Telegram concept designer and the creator of the official Telegram icon pack.

A popular Telegram News and updates channel created by iDubno.

Creator of popular Telegram leaks and updates channel @adurovleaks. Once leaked an Alpha build of Telegram for iOS on his channel, which subsequently caused the Alpha be revoked. They are also an admin of durovleaks.

a platform where users can browse Telegram-related definitions and learn newfound information

a community project that tracks changes made to Telegram’s apps and websites @tgcrawl

a third-party Telegram client for iOS based on the sources of the official one developed by the same person who started Nicegram @swiftgram

A third-party Telegram client for iOS and Android based on official apps. It originally used to be only an iOS app developed by the individual developer Sergey Akentev, but then got acquired by Appvillis. The original developer, Sergey Akentev, has since moved to developing Swiftgram. @nicegramapp

A general topic group, mostly concentrated of Telegram Community members who either enjoy discussing Telegram, or enjoy talking off topic, which additionally includes famous Telegram Developers such as Fela. Most Telegram Beta updates are discussed here.

A multilingual project that delivers high-quality informational updates regarding Telegram. @tginfo

The British creator of the popular Telegram News updates channel iDubTG. Discovered the Telegram Community via Telegram Beta Chat. Often dabbles in other things, such as a cup of tea.