Over the past two months, debate has flared over Bitcoin Knots as an alternative to Bitcoin Core, with tensions building ahead of the Core v30 release (planned for Oct. 2025). The update removes certain data caps, drawing criticism for allowing more non-financial entries often described as “spam.”
The Great Bitcoin Client Divide
At its core, the Bitcoin Core versus Bitcoin Knots clash revolves around removing the 80-byte OP_RETURN data cap in Core v30. Core advocates say the change boosts flexibility, but Knots supporters argue it invites spam and threatens Bitcoin’s neutrality, fueling sharp divisions. In response, Knots adoption has swelled as users protest what they see as a drift from Bitcoin’s monetary mission.
Want a deep-dive into this story’s main controversy? Read this article.
In mid-June, Bitcoin.com News reported on the Knots’ momentum, noting it made up 12% of the network’s nodes. Fast forward to Aug. 19, 2025, and that share has risen to 17.12%. Back on June 16, Knots counted 2,673 nodes; today it boasts 3,914, while Core nodes have dipped to 18,900.
news.bitcoin.com

