Mempool is an open-source Bitcoin block explorer and mempool visualizer that provides real-time data on unconfirmed transactions, fee estimates, blocks, and mining activity. Mempool's Twitter Score is 87 out of 1000 (a Good rating) as of July 2026, ranking #10,061 (top 5%) among 531,432 tracked accounts.
Mempool was founded by Wiz and softsimon and released in 2018. Beyond its core Bitcoin explorer, it has expanded to cover the Lightning Network and Liquid Network, offering dedicated explorers for each. The project operates as The Mempool Open Source Project, providing a public API service alongside its visualization tools.
Mempool has received backing from several notable supporters in the Bitcoin ecosystem. Square Crypto awarded the project a grant of approximately $100,000, and Gemini provided a $25,000 sponsorship, both in April 2021. Additional backers include Foundry and Fulgur Ventures. In July 2024, Mempool launched Mempool Accelerator, a service designed to help users push through pending Bitcoin transactions. The project incorporated Mempool Holdings in El Salvador and relocated its global headquarters there in November 2025.
Mempool has published 3,478 posts and has 52,525 followers as of July 2026. The account has been mentioned by 276 accounts, with 676 total mentions.
Who follows Mempool on X?
The accounts that follow Mempool include 391 founders, 40 angel investors, 271 influencers and 6 VCs. Among them are Tyler Winklevoss, Eric Wall, Paolo Ardoino, DEGEN NEWS, Adam Back and Jameson Lopp.