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##### The Mempool Open Source Project ®

Our mempool and blockchain explorer for the Bitcoin community, focusing on the transaction fee market and multi-layer ecosystem, completely self-hosted without any trusted third-parties.

##### Be your own explorer™

### Enterprise Sponsors 🚀

Spiral
Foundry
Blockstream
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Metaplanet
Bull Bitcoin
Fortris
Exodus
Gemini Leather Taproot Wizards

### Whale Sponsors

### Chad Sponsors

### OG Sponsors ❤️

### Community Integrations

Umbrel RaspiBlitz myNode RoninDojo Nirvati NixOS StartOS BTCPay Bisq Electrum Sparrow Phoenix COLDCARD ZEUS Mutiny Blixt Nunchuk BlueWallet Boltz LNBits Marina Schildbach Specter Edge Galoy Muun bitcoin-s

### Community Alliances

### Project Translators

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### Project Members

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### Project Maintainers

softsimon wiz
Copyright © 2019-2025
Mempool Space K.K.
and other shadowy super-coders

The Mempool Open Source Project is free software; you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License or any later version approved by a proxy statement published on <https://mempool.space/about>.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the full license terms for more details.

This program incorporates software and other components licensed from third parties. See the full list of Third-Party Licenses for legal notices from those projects.

Trademark Notice

The Mempool Open Source Project®, Mempool Accelerator®, Mempool Enterprise®, Mempool Wallet™, mempool.space®, Be your own explorer™, Explore the full Bitcoin ecosystem®, Mempool Goggles™, the mempool Logo, the mempool Square Logo, the mempool block visualization Logo, the mempool Blocks Logo, the mempool transaction Logo, the mempool Blocks 3 | 2 Logo, the mempool research Logo, the mempool.space Vertical Logo, and the mempool.space Horizontal Logo are either registered trademarks or trademarks of Mempool Space K.K in Japan, the United States, and/or other countries.

While our software is available under an open source software license, the copyright license does not include an implied right or license to use our trademarks. See our Trademark Policy and Guidelines for more details, published on <https://mempool.space/trademark-policy>.