v26.12

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Due by December 7, 2026

•Last updated Oct 23, 2026

Code Freeze: 4 November. First Release Candidate: 16 November. Release Date: 7 December

22% complete

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#9069 opened Apr 20, 2026 · Updated May 11, 2026Draft
3
Invoice preimage (proof-of-payment) should be hsmd responsibility
ElementsProject/lightning#9172 · opened on May 28, 2026 · v26.12
2
Add visibility for pending mempool transactions
ElementsProject/lightning#8586 · opened on Oct 8, 2025 · v26.12
3
[WIP] askrene-getroutes adaptive bounds
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#9380 opened Aug 5, 2026 · Updated Aug 11, 2026Draft
7
reckless: rust rewrite
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#9239 opened Jun 19, 2026 · Updated Aug 17, 2026
19
CI: ASan/Valgrind shards cancelled mid-run — runner receives shutdown signal (likely OOM on 16GB hosted runner)
ElementsProject/lightning#9279 · opened on Jul 3, 2026 · v26.12
3
Reckless: Features list for UI implementation
ElementsProject/lightning#8439 · opened on Aug 7, 2025 · v26.12
7
Splicing problem with VLS Integration
ElementsProject/lightning#9077 · opened on Apr 22, 2026 · v26.12
5
Update an existing private channel into a public channel
ElementsProject/lightning#7438 · opened on Jun 28, 2024 · v26.12
4
Add Block Filtering to bcli Plugin
ElementsProject/lightning#8668 · opened on Nov 6, 2025 · v26.12
Dual-funding can leave peers unable to reconnect
ElementsProject/lightning#8822 · opened on Jan 7, 2026 · v26.12
1
common: fix BOLT 12 payer_proof marker-jump via next_marker helper
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#9429 opened Aug 17, 2026 · Updated Oct 1, 2026
4
sql: rewrite scid string literals to use scid() for index support
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#9430 opened Aug 17, 2026 · Updated Oct 1, 2026
9
MEMLEAK caused by openchannel_update by passing the wrong psbt after openchannel_init`
ElementsProject/lightning#8954 · opened on Mar 19, 2026 · v26.12
fuzz: add test for the gossipd message processing
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#9115 opened May 6, 2026 · Updated Aug 17, 2026
4
Changed/Added: Bolt12 deterministic path key for offer paths' node IDs recovery
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#8853 opened Jan 19, 2026 · Updated Aug 17, 2026
1
Fix CI Flakes
ElementsProject/lightning#9222 · opened on Jun 16, 2026 · v26.12
3
tests: xfail repro for stuck CLOSINGD_COMPLETE
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#9103 opened Apr 30, 2026 · Updated Aug 17, 2026Draft
3
CI flake test_websocket on macos
ElementsProject/lightning#9323 · opened on Jul 17, 2026 · v26.12
1
CI Flake test_funding_cancel_race
ElementsProject/lightning#9268 · opened on Jun 30, 2026 · v26.12
1
lightningd: default public htlc_maximum_msat to 25% of channel capacity
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#9311 opened Jul 13, 2026 · Updated Aug 17, 2026Draft
6
pytest: testing different openchannel scenario using low-level RPC calls
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#8947 opened Mar 18, 2026 · Updated Aug 17, 2026Draft
4
CI flake test_tracing
ElementsProject/lightning#9477 · opened on Sep 4, 2026 · v26.12
lightningd: stop including channel_update in onion failures
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#9569 opened Sep 24, 2026 · Updated Sep 28, 2026Draft
Bug: xpay fails because it keeps retrying paths over the same node
ElementsProject/lightning#9590 · opened on Sep 30, 2026 · v26.12
2

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v26.12

Bwatch

Invoice preimage (proof-of-payment) should be `hsmd` responsibility

Add visibility for pending mempool transactions

[WIP] askrene-getroutes adaptive bounds

reckless: rust rewrite

CI: ASan/Valgrind shards cancelled mid-run — runner receives shutdown signal (likely OOM on 16GB hosted runner)

Reckless: Features list for UI implementation

Splicing problem with VLS Integration

Update an existing private channel into a public channel

Add Block Filtering to bcli Plugin

Dual-funding can leave peers unable to reconnect

common: fix BOLT 12 payer_proof marker-jump via next_marker helper

sql: rewrite scid string literals to use scid() for index support

`MEMLEAK` caused by `openchannel_update` by passing the wrong psbt after `openchannel_init``

fuzz: add test for the gossipd message processing

Changed/Added: Bolt12 deterministic path key for offer paths' node IDs recovery

Fix CI Flakes

tests: xfail repro for stuck CLOSINGD_COMPLETE

CI flake `test_websocket` on macos

CI Flake `test_funding_cancel_race`

lightningd: default public htlc_maximum_msat to 25% of channel capacity

pytest: testing different openchannel scenario using low-level RPC calls

CI flake `test_tracing`

lightningd: stop including channel_update in onion failures

Bug: `xpay` fails because it keeps retrying paths over the same node

Issues