Bluesky
Open decentralized social network
San Francisco, CA, USA
Founded 2019
Bluesky is a decentralized social media platform that uses the Authenticated Transfer Protocol (AT Protocol) to create an open-source ecosystem for social media, allowing users to control their own data and algorithms.
Websites:
Last Updated: March 20, 2026
Current Valuation
$700M
as of January 7, 2025 (Source)
Funding Summary
$136M
Total reported funding
OSS News & Views
May 22, 2026
heise online: Bluesky: Russian actors allegedly hijack accounts and spread propaganda | heise online
OSS News & Views
May 21, 2026
The Verge: Bluesky says that Russian influence operators are hijacking accounts to share disinformation. | The Verge
OSS News & Views
May 21, 2026
The Independent: Russia is hacking its way onto social media platform Bluesky to spread disinformation, company says | The Independent
Announcement
May 21, 2026
heise online: WordPress: Official plug-in integrates blogs directly into the Bluesky protocol | heise online
OSS News & Views
May 15, 2026
Platformer: Are the Twitter clones in trouble?
Showing 1-5 of 36 headlines
Page 1 of 8
Key People
Core OSS Projects
The AT Protocol is a decentralized protocol for large-scale social web applications, providing federated identities and data repositories to ensure user control and interoperability.
License: MIT/Apache-2.0
Business Information
Category
Social MediaIndustries
Media & Entertainment
Technologies
AT ProtocolDecentralized
Sectors
ConsumersSMBs
Licenses
MITApache-2.0
Similar Companies
Socials and Communities
Cossmology Badge
COSS Weekly Newsletter
Stay up to date with the latest news, funding rounds, and announcements from the COSS universe.
Check out COSS Weekly on the web
