State of Bitcoin Core — September 2026 • 144 PRs merged (+69% YoY) • Median time-to-merge: 6.9d • 125 human reviewers (-7% YoY) • 424 open PRs · 15 first-time merged contributors • 32.0rc2 out for testing orange-dev.bitcoindatalabs.o… #Bitcoin #BitcoinCore

⚡ Lightning Weekly — Oct 12 – Oct 18, 2026 (UTC) Net -79.77 BTC this week, below the 8-week median of -22.71 BTC • Opened: +1,097 (+454.31 BTC) • Closed: -1,396 (-534.08 BTC) | 85% mutual • Node of the week: BitDance LND1 (+21.06 BTC net) lightning.bitcoindatalabs.or…

⚡ Lightning Daily Ledger — Oct 17, 2026 (UTC) Baseline: 3,494 BTC across 33,091 open public channels Net Flow: -2.23 BTC (+30 channels) • Opened: +171 (+74.68 BTC) | Med 13.2M sats • Closed: -141 (-76.91 BTC) | 87% mutual, 13% force lightning.bitcoindatalabs.or…

⚡ Lightning Daily Ledger — Oct 16, 2026 (UTC) Baseline: 3,498 BTC across 33,065 open public channels Net Flow: +2.70 BTC (-65 channels) • Opened: +175 (+58.43 BTC) | Med 10M sats • Closed: -240 (-55.73 BTC) | 80% mutual, 20% force lightning.bitcoindatalabs.or…

⚡ Lightning Daily Ledger — Oct 15, 2026 (UTC) Baseline: 3,518 BTC across 33,054 open public channels Net Flow: -16.19 BTC (-43 channels) • Opened: +127 (+43.66 BTC) | Med 10.9M sats • Closed: -170 (-59.85 BTC) | 85% mutual, 15% force lightning.bitcoindatalabs.or…

Bitcoin Core is on pace for its busiest year of pull requests. 2,035 PRs opened Jan–Sep, the most ever (2021: 1,741). At the usual pace 2026 ends near 2,650; the record is 2,304 (2020). Merges aren't at a record, though. Is AI making it easier to open a PR? #Bitcoin

⚡ Lightning Daily Ledger — Oct 14, 2026 (UTC) Baseline: 3,522 BTC across 33,148 open public channels Net Flow: -26.25 BTC (-98 channels) • Opened: +174 (+77.34 BTC) | Med 16.5M sats • Closed: -272 (-103.59 BTC) | 91% mutual, 9% force lightning.bitcoindatalabs.or…

New paper: what happened when Core Lightning asked operators to go offline? 22% of CLN nodes went dark; other clients didn't move. One hub outweighs the whole CLN cohort. Paper: github.com/bitcoindatalabs/l… Talk tomorrow at @tabconf. Thread by @sorukumar 👇 xitter.cf/sorukumar/status/21104…

84% of public Lightning nodes run LND, and they hold 84% of node capacity. CLN is next at 8% of nodes. LDK and Eclair are 2% of nodes but at least 11% of capacity, mostly in two large operator nodes. 9,824 public nodes, Oct 13. @tabconf #Lightning

Lightning's penalty transaction fired on 16 of 33,212 force-closed public channels since Jan 2025: 1 in 2,076. 0.126 BTC swept in total, 70% of it in a single penalty. Median wait from old state to penalty: 1 block. #TABConf #Lightning

Lightning lost a quarter of its public channels since July. Jul 1 → Oct 12: • channels: 40,360 → 30,132 (−25%) • capacity: 4,596 → 3,568 BTC (−22%) A security wave hit every client, but the biggest drop was big operators (Kraken, Boltz, ACINQ) closing channels. #TABConf

⚡ Lightning Daily Ledger — Oct 12, 2026 (UTC) Baseline: 3,569 BTC across 33,290 open public channels Net Flow: +0.43 BTC (-54 channels) • Opened: +166 (+76.41 BTC) | Med 10M sats • Closed: -220 (-75.98 BTC) | 88% mutual, 12% force lightning.bitcoindatalabs.or…

⚡ Lightning Weekly — Oct 05 – Oct 11, 2026 (UTC) Net -118.20 BTC this week: first net outflow since the week ending Sep 27 • Opened: +1,394 (+583.74 BTC) • Closed: -1,611 (-701.94 BTC) | 83% mutual • Node of the week: okx (+22.21 BTC net) lightning.bitcoindatalabs.or…

⚡ Lightning Daily Ledger — Oct 10, 2026 (UTC) Baseline: 3,578 BTC across 33,331 open public channels Net Flow: -9.96 BTC (-21 channels) • Opened: +172 (+72.73 BTC) | Med 9.8M sats • Closed: -193 (-82.69 BTC) | 87% mutual, 13% force lightning.bitcoindatalabs.or…