ElementsProject/lightning

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Core Lightning — Lightning Network implementation focusing on spec compliance and performance

Stars: 3.1k
Forks: 1k
Open beginner issues: 0
Indexed issues: 279
Avg merge: 3d 13h
Merged PRs (30d): 23

Dominant language: C
License: No license data
Last GitHub push: Sep 14, 2026
Latest indexed: Sep 15, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: good first issue

Open All

278 open issues indexed

pytest: *BROKEN* in `test_funding_v2_cancel_race` Open

mac QA

ElementsProject/lightning#9063 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
pytest: *FAILED* in `test_no_delay` Open

mac QA

ElementsProject/lightning#9064 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
pytest: *FAILED* in `test_connection.py::test_offline` Open

mac QA

ElementsProject/lightning#9066 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
pytest: *FAILED* in `test_networkevents` Open

mac QA

ElementsProject/lightning#9067 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Splicing problem with VLS Integration Open

QA VLS

ElementsProject/lightning#9077 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
CLN v25.12 force-close sweep credited “to_wallet” but resulting UTXO missing from wallet / outputs table Open

QA

ElementsProject/lightning#9092 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Channel stuck in CLOSINGD_COMPLETE if funding never confirms Open

ElementsProject/lightning#9102 · 10 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
fundchannel reports 'Owning subdaemon openingd died (62208)' on peer disconnect after WIRE_OPEN_CHANNEL Open

ElementsProject/lightning#9108 · 8 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Funder-side channel stuck in CHANNELD_AWAITING_LOCKIN if funding never confirms Open

ElementsProject/lightning#9112 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Update bitcoin-cli requirement in documentation Open

QA

ElementsProject/lightning#9117 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Lets Get Mac Tests Working Open

mac

ElementsProject/lightning#9126 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
gRPC status codes to correspond error types Open

ElementsProject/lightning#9127 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
v26.06rc1: configure: uv: not found Open

ElementsProject/lightning#9129 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Unspendable TXO Finder Open

ElementsProject/lightning#9133 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Core Lightning stuck channel / force-close TX rejected with missing-inputs Open

ElementsProject/lightning#9139 · 7 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Some github actions will stop working on june 2 Open

ElementsProject/lightning#9152 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
xpay: "Could not create payment onion: path too long!" on BOLT12 offers with large embedded TLVs (has FIXME) Open

pay-plugin plugin routing Type::Bug

ElementsProject/lightning#9156 · 8 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
CLN creates 546 sat HTLC timeout output from 450 sat input, rejected as bad-txns-in-belowout Open

ElementsProject/lightning#9159 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Invoice preimage (proof-of-payment) should be `hsmd` responsibility Open

VLS

ElementsProject/lightning#9172 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Reduce the default htlc_maximum_msat to 25% of channel capacity Open

ElementsProject/lightning#9173 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Randomized delays for htlc forward and htlc delay, for better privacy Open

ElementsProject/lightning#9175 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 15, 2026
implement channel jamming protocol Open

ElementsProject/lightning#9176 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
warning: struct `LspsBuyJitChannelResponse` is never constructed Open

ElementsProject/lightning#9187 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 15, 2026
UTXO missing from wallet after a restart and an unwanted local force-close Open

ElementsProject/lightning#9200 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
tests: Bypass cache TTL in test_currencyrate.py Open

ElementsProject/lightning#9206 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
tests: Map long running tests that uses `time.sleep` Open

ElementsProject/lightning#9207 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
"More than one version of commitment transaction" must be fixed in node software side, not VLS side Open

ElementsProject/lightning#9213 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
CI flake `test_htlc_sig_persistence` Open

ElementsProject/lightning#9221 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Fix CI Flakes Open

QA

ElementsProject/lightning#9222 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Valgrind error on test_xpay_fake_channeld Open

ElementsProject/lightning#9248 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Ban certain UTF8 characters Open

ElementsProject/lightning#9262 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
pyln-testing GossipStore needs updating Open

ElementsProject/lightning#9265 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
CI Flake `test_funding_cancel_race` Open

ElementsProject/lightning#9268 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
CI Flake `test_gossip_force_broadcast_channel_msgs` Open

ElementsProject/lightning#9270 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
CI: ASan/Valgrind shards cancelled mid-run — runner receives shutdown signal (likely OOM on 16GB hosted runner) Open

ElementsProject/lightning#9279 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
xpay check should not increase payment counter Open

ElementsProject/lightning#9281 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
memleak in ccan/connectd Open

ElementsProject/lightning#9285 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add missing RPC examples to autogenerate-rpc-examples script for improved API documentation Open

docs QA

ElementsProject/lightning#9294 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 15, 2026
proc: Release branches to retain development velocity Open

ElementsProject/lightning#9295 · 3 comments · 5 reactions · 1 assignee · Indexed Sep 15, 2026
xpay doesn't pass test_pay_remember_hint Open

ElementsProject/lightning#9301 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
test_mpp_interference_2 is temporarily disabled Open

ElementsProject/lightning#9302 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
docker release workflow is sometimes running out of disk space Open

ElementsProject/lightning#9322 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
CI flake `test_websocket` on macos Open

ElementsProject/lightning#9323 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[v26.04.2] segfault in `replay_tx_hash_lock` Open

ElementsProject/lightning#9332 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Feature Request: Native BIP352 support in `hsmd` and enhanced `bcli` block fetching Open

ElementsProject/lightning#9336 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
setconfig aborts lightningd (FATAL SIGNAL 6) when it cannot persist the change: "Could not write to config : No such file or directory" Open

ElementsProject/lightning#9351 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
trace library has a weird suspend API Open

ElementsProject/lightning#9364 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Zombie connection after lightningd ignores `connectd_peer_spoke` Open

ElementsProject/lightning#9369 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
askrene: clamp impression-adjusted min/max to channel capacity Open

ElementsProject/lightning#9375 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
tests: test_xpay_fake_channeld is skipped rather than xfail Open

ElementsProject/lightning#9376 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026

ElementsProject/lightning

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