Bluesky
Type of site | Social networking service |
---|---|
Available in | 19 languages[1] |
Founded | |
Area served | Worldwide |
Owner | Bluesky Social, PBC[3] |
URL | bsky |
Registration | Required for interaction (like, comment, repost, etc), Not required to view posts and profiles that haven't disabled anonymous access.[a] |
Users | |
Current status | Active |
Bluesky[b] is a decentralized microblogging social media service primarily operated by Bluesky Social, PBC.[8] It was created as a proof of concept for the AT Protocol, a communication protocol for decentralized social networking.[9][10] Similar to Twitter, users can share short text messages, images, and videos in short posts colloquially known as "skeets".[11][12]
Bluesky Social claims the social app was "designed to not be controlled by a single company" through the use of the AT Protocol as its foundation, promoting a composable user experience and "algorithmic choice" as core features of Bluesky.[13][14] The platform offers a "marketplace of algorithms" where users can choose or create algorithmic feeds, user-managed moderation and labelling services, and user-made "starter packs" which allow users to quickly follow a large number of related accounts within a community or subculture.[14][15][16] Bluesky and the AT Protocol offers a domain name-based handle system, allowing users to self-verify an account's legitimacy and identity by proving ownership of a domain name through a DNS text record or HTTPS page.[17]
Bluesky began in 2019 as a research initiative at Twitter, led by then-CEO Jack Dorsey, to explore decentralizing the platform.[18] In August 2021, Jay Graber was hired to lead the Bluesky project and development of what is now the AT Protocol, with initial funding provided by Twitter.[19] Dorsey is not a member of Bluesky's board since May 2024.[20] After the acquisition of Twitter by Elon Musk, Twitter severed all legal and financial ties with Bluesky Social, leading to the rapid development of the Bluesky social app and the AT Protocol as a minimum viable product.[21][22] Bluesky launched as an invite-only beta in February 2023. In February 2024, the social app opened registration to the public, having reached around 3 million users by that time.[23][24] It became publicly federated later that month, allowing for third-party services on the AT Protocol to operate with Bluesky data.[25][26]
History
[edit]Research initiative
[edit]Twitter's then-CEO Jack Dorsey first announced the Bluesky initiative in 2019 on Twitter to explore the possibility of decentralizing Twitter.[27][28]. The original goal was to find or develop an open and decentralized standard for social media that would give users more control over their data and experience.[8]
Twitter collected a working group of experts in decentralized technology in a Matrix group chat to achieve a consensus on the best path towards decentralization.[29] However, this group did not have a consensus toward these goals. As a result, Twitter decided to field individual proposals from these experts.[30]
In early 2021, Bluesky was in a research phase, with 50 people from the decentralized technology community active in assessing options and assembling proposals for the protocol.[8] This ultimately led to the hiring of Jay Graber in August 2021 to lead the Bluesky project and the development of the "Authenticated Data Experiment" (ADX), a custom-built protocol made for the purpose of decentralization.[31][32][33] Twitter provided $13 million in initial funding to Bluesky to begin development on the project.[34]
Incorporation and independence from Twitter
[edit]In October 2021, Graber incorporated the Bluesky project as an independent company called "Bluesky Social", citing Twitter's "very entrenched existing incentives" as a reason to operate independently.[21] Bluesky Social became a public benefit LLC in February 2022, with the mission to "develop and drive large-scale adoption of technologies for open and decentralized public conversation".[35] The company's first three employees were hired in March 2022.[36]
After Elon Musk's acquisition of Twitter, Twitter severed all legal and financial ties with Bluesky Social. Musk's takeover did not immediately affect Bluesky Social's operations as a separate entity, but affected its prospects for further funding. This led to Bluesky Social's rapid development of the AT Protocol, alongside a reference implementation in the form of a social media app, as a minimum viable product.[21] The company began a wait list for this app in October 2022.[37]
Invite-only open beta
[edit]Bluesky launched as an invite-only iOS beta in February 2023.[38] In April 2023, it was released for Android.[39][40] After the launch of the Android app, the social network reached about 50,000 users in April 2023.[41] The app was made open source under the MIT license in May 2023, with the server software being dual-licensed with the Apache license.[42]
The social app garnered media attention despite its invite-only nature due to its close association with Twitter and Jack Dorsey. The platform became home to a significant population of Black, artist, left-wing, transgender, sex worker, and furry communities early in its history, which is often credited for its left-leaning culture.[43][44][45]
On July 5, 2023, Bluesky Social announced it had raised $8 million in a seed funding round. led by Neo.[46] Bluesky Social pledged to use the funds to grow its team, manage operations, pay for infrastructure costs, and further develop the AT Protocol.[46] The company also announced its conversion to a public benefit C corporation.[46]
On July 2023, Bluesky experienced a controversy after users discovered the social app did not prevent users from using racial slurs within their handles, as well as the removal of discriminatory slurs from its list of flagged words.[47] This led to a "posting strike" from users.[48] The controversy led to a public apology from Bluesky Social, an update to the platform's terms of service specifying a prohibition of conduct that "targets people based on their race, gender, religion, ethnicity, nationality, disability, or sexual orientation", and the establishment of a trust and safety team within the company.[49]
In December 2023, Bluesky Social announced a company logo to replace the previous use of a cloudy sky stock image, which was also used as the icon for the official app and website. This icon was a blue butterfly, inspired by existing users' usage of the butterfly emoji to indicate their handles on the service.[50]
Bluesky saw rapid growth during its closed beta period, reaching 1 million registered users by September 2023 and surpassing 2 million users in November of that same year.[51][52] By the time of its public launch in February 2024, the social app had reached 3 million users.[24]
Public launch
[edit]Bluesky opened registrations to the general public on February 6 2024, a year after its release as a invite-required beta.[24] It became publicly federated within the AT Protocol soon afterwards, allowing users to build apps within the protocol and host their own data independently from Bluesky Social.[53][54]
Bluesky has experienced several bursts of growth following its public launch, mainly in relation to controversies and changes at Twitter. Bluesky saw a large influx of registrations by Japanese-speaking users, partly driven by notable Japanese social media personalities such as artist Ui Shigure registering accounts in the platform.[55]
On May 4, 2024, Jack Dorsey, who had initiated Bluesky Social and been its main funder, posted on Twitter that he was no longer on Bluesky Social's board, and Bluesky Social confirmed his departure. Dorsey had previously deleted his account from the platform and vouched his support for both Twitter and Nostr, another decentralized protocol.[56][57]
In August 2024, following the blocking of Twitter in Brazil, Bluesky gained over 4 million users in under two weeks, becoming the most popular app in the Brazilian App Store and Play Store.[58][59] Shortly afterwards, on September 16, Bluesky announced it had reached 10 million users.[60]
In October 2024, following changes to Twitter's block feature and Terms of Service to analyze users' content for AI training purposes by default, over 1.2 million users joined Bluesky within 2 days.[61][62] On October 24, Bluesky Social announced it had reached 13 million users. It also announced a $15 million Series A financing round led by Blockchain Capital.[63][64] The company pledged to not integrate cryptocurrency into the social app or the AT Protocol, so as to not "hyperfinancialize" the social experience.[65]
In November 2024, following Donald Trump's victory in the 2024 United States presidential election and Elon Musk's nomination as a co-executive of the proposed Department of Government Efficiency, a wave of users from the United States, United Kingdom (which Bluesky had previously received a small wave of growth from during the 2024 UK riots after Musk's comments in support of the rioters[66]), and Canada joined Bluesky.[67] The social app added over 4 million registered users in that week, becoming the most popular app in the US App Store and Play Store.[68][69][70]
Features
[edit]Bluesky is largely analogous to Twitter in its structure. Users can send 300-character text messages, images, and video in short posts. Users can reply, repost, quote post and like these posts. Frequent users have called posts on the platform "skeets", which is a blend of "sky" and "tweets", despite CEO Jay Graber pleading with users not to call them that.[11][44][45][71][72][73]
Bluesky offers a domain name-based handle system via the AT Protocol, allowing users to self-verify an account's legitimacy and identity by proving ownership of a domain name through a DNS text record or HTTPS page.[74]
Bluesky promotes a "marketplace of algorithms" through its Custom Feeds feature, where users can choose or create algorithmic feeds. Bluesky CTO Paul Frazee stated that "In future updates [Bluesky] will make it easy for users to create custom feeds in-app."[75] Third-party tools to publish Custom Feeds on Bluesky have been created by independent developers, including a popular client named Skyfeed.[76]
Bluesky offers user-managed moderation and labelling service based on the AT Protocol. These services allow for custom user-run composable moderation tools. Bluesky open-sourced its in-house moderation software called "Ozone" in March 2024 for these services.[77]
Bluesky offers user-made "starter packs" which allow users to quickly follow a large number of related accounts.[14][78][79]
Bluesky introduced "anti-toxicity" features in August 2024, allowing users to "detach" quote posts from their original post and hiding of replies to a user's post.
Technology
[edit]Bluesky unveiled open source code in May 2022 for an early version of its distributed social network protocol, Authenticated Data Experiment (ADX),[80] since renamed the Authenticated Transfer (AT) Protocol.[8][81][82][83][84][85] The team opened its early code and placed it under an MIT License so that the development process would be seen in public.[80]
The AT Protocol's initial federation architecture centers around three main services: a Personal Data Server (PDS), Relay (previously referred to as a Big Graph Service, or BGS), and an AppView.[86] A PDS is a server which hosts user data[86] in "Data Repositories", which utilize a Merkle tree.[87] The PDS also handles user authentication and manages the signing keys for its hosted repositories. A Relay is described as analogous to an indexer on the web, ingesting repositories from a variety of different PDS hosts and serving them in a single unified stream for other services to ingest. AppViews, meanwhile, are services which consume data from a Relay and hydrate that data to provide behavior for specific clients, e.g. the microblogging feature set for the Bluesky app.[86]
Reception
[edit]This section needs expansion. You can help by adding to it. (November 2024) |
Reviewing the app in February 2023, TechCrunch called it "a functional, if still rather bare-bones, Twitter-like experience."[88]
See also
[edit]- ActivityPub
- Comparison of microblogging and similar services
- Comparison of software and protocols for distributed social networking
- Diaspora
- Fediverse
- Mastodon
- Misskey
- Nostr
References and notes
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