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 90 out of 1000 (a Good rating) as of October 2026, ranking #8,451 (top 5%) among 498,181 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 3,617 posts and has 53,552 followers as of October 2026. The account has been mentioned by 311 accounts, with 783 total mentions.
Who follows Mempool on X?
The accounts that follow Mempool include 442 founders, 44 angel investors, 248 influencers and 6 VCs. Among them are Paolo Ardoino, Tyler Winklevoss, Eric Wall, Adam Back, Jameson Lopp and Lyn Alden.