Launch Your Own Solo Bitcoin Mining Pool In Seconds

Keep 98% of block rewards.
Payouts transparently encoded into blocks.
Private pool with public stats included.

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Keep 99.9% of block rewards.
Built for financial institutions and sovereign funds.
Unlimited private pools on dedicated servers.

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Solo-Mine Bitcoin Anonymously with BlockBuilder

No signup • Keep 98% of block rewards.
Your BTC wallet is your username – No passwords.
solo.blockbuilder.app:3333

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Featured Pools

testnet3 Active

testnet3.blockbuilder.app

ID: 14bae6a8

stratum+tcp://testnet3.blockbuilder.app:3333

Workers

Users

Uptime

Shares Accepted

Shares Stale

Shares Rejected

Best Share Diff

12.9M

Last Share Diff

1.9M

Last Share Time

4d ago

Blocks Accepted

Blocks Rejected

Best Share Time

4d ago

Jobs Issued

Last Job Time

4d ago

Stats Connect

testnet4 Active

testnet4.blockbuilder.app

ID: ec7dff49

stratum+tcp://testnet4.blockbuilder.app:4444

Workers

Users

Uptime

Shares Accepted

Shares Stale

Shares Rejected

Best Share Diff

Last Share Diff

Last Share Time

N/A

Blocks Accepted

Blocks Rejected

Best Share Time

N/A

Jobs Issued

Last Job Time

N/A

Stats Connect

mainnet Active

solo.blockbuilder.app

ID: e6c9a46e

stratum+tcp://solo.blockbuilder.app:5555

Workers

Users

Uptime

Shares Accepted

9864

Shares Stale

Shares Rejected

Best Share Diff

21.8B

Last Share Diff

1.1M

Last Share Time

20s ago

Blocks Accepted

Blocks Rejected

Best Share Time

3d ago

Jobs Issued

637

Last Job Time

2min ago

Stats Connect