Issues

• Early shard mismatch can leave a rejected queue diff committed during recovery

  C-collator
  Bug

  broxus/tycho#1127 · Filter by author SmaGMan opened on Sep 23, 2026 · 910 Collator

• Incorrect last masterchain block selection can defer collation sync indefinitely

  C-collatorS-performance
  Bug

  broxus/tycho#1126 · Filter by author SmaGMan opened on Sep 23, 2026 · 010 Collator - improvements

• Fix shard-state memory retention after block mismatch and during background stores

  C-collatorC-core
  Bug

  broxus/tycho#1125 · Filter by author SmaGMan opened on Sep 23, 2026 · 050 Other

• Clean journal LRU with vset rotation

  C-consesus
  broxus/tycho#1120 · Filter by author Mododo opened on Jul 20, 2026 · 020 Consensus

• skip storing hashes in nursery wal

  C-coreS-performance
  broxus/tycho#1097 · Filter by author 0xdeafbeef opened on Jun 5, 2026

• Force master block collation when anchor has externals for master

  C-collatorP-lowS-feature
  broxus/tycho#1096 · Filter by author SmaGMan opened on Jun 4, 2026 · 910 Collator

• Do not import an extra anchor before master block collation in latency test

  C-collatorP-mediumS-bugS-performance
  Bug

  broxus/tycho#1061 · Filter by author SmaGMan opened on Mar 27, 2026 · 010 Collator - improvements

• Invalid block in sync

  C-collator
  Bug

  broxus/tycho#1053 · Filter by author drmick opened on Mar 19, 2026 · 000 Reliability and safety

• Update overlay_server_persistent_state test to verify that persistent state with parts is loading correctly

  C-coreP-lowS-feature
  broxus/tycho#1026 · Filter by author SmaGMan opened on Feb 3, 2026 · 101 Sharding - improvements

• Implement saving and reading persistent states with parts in S3

  C-coreC-rpcC-storageP-mediumS-feature
  broxus/tycho#1025 · Filter by author SmaGMan opened on Feb 3, 2026 · 100 Sharding - implementation
  

• Consider hardforks in wu-tuner logic

  C-utilP-mediumS-feature
  broxus/tycho#1023 · Filter by author SmaGMan opened on Feb 3, 2026 · 050 Other
  

• Restrict hardfork creation to non splitted state

  C-coreP-lowS-refactor
  broxus/tycho#1022 · Filter by author SmaGMan opened on Feb 3, 2026 · 050 Other

• Consider state split on parts in the state dump tools

  C-coreP-mediumS-feature
  broxus/tycho#1021 · Filter by author SmaGMan opened on Feb 3, 2026 · 101 Sharding - improvements

• Add method to write persistent state to an arbitrary location

  C-coreP-mediumS-refactor
  broxus/tycho#1020 · Filter by author SmaGMan opened on Feb 3, 2026 · 100 Sharding - implementation

• Verify absent cells after saving state main part from persistent file

  C-coreP-mediumS-feature
  broxus/tycho#1019 · Filter by author SmaGMan opened on Feb 3, 2026 · 101 Sharding - improvements

• Make validator session id fully sequential

  C-block-utilC-collatorC-slasherenhancementP-medium
  Feature

  broxus/tycho#1013 · Filter by author Rexagon opened on Jan 29, 2026 · 105 Slashing - implementation
  

• Sometimes nodes start to search for not-yet-produced archives during restart

  C-coreP-mediumS-bug
  Bug

  broxus/tycho#1012 · Filter by author Rexagon opened on Jan 29, 2026 · 000 Reliability and safety
  

• Investigate private overlay and dht tests stuck during execution

  C-networkP-medium
  Bug

  broxus/tycho#1010 · Filter by author MrWad3r opened on Jan 28, 2026 · 050 Other
  

• Simplify split_at usage in core storage

  C-coreP-lowS-refactor
  broxus/tycho#1007 · Filter by author SmaGMan opened on Jan 26, 2026 · 101 Sharding - improvements

• Implement state converter from ton-like protocol to tycho protocol type

  C-coreP-high
  Task

  broxus/tycho#1005 · Filter by author MrWad3r opened on Jan 22, 2026 · 050 Other
  

• Generate new SetCode multisig in gen-account multisig

  C-cligood first issue
  broxus/tycho#999 · Filter by author rualekseev opened on Jan 15, 2026 · 050 Other

• Proxy historic overlay requests into s3

  C-coreenhancementgood first issue
  Feature

  broxus/tycho#991 · Filter by author Rexagon opened on Dec 30, 2025 · 050 Other
  

• Migrate tycho-indexers to tycho-core

  S-refactor
  Task

  broxus/tycho#987 · Filter by author 0xdeafbeef opened on Dec 22, 2025 · 050 Other
  

• Remove shard state storage dependency on blocks

  C-storageenhancementgood first issueS-refactor
  Feature

  broxus/tycho#982 · Filter by author Rexagon opened on Dec 18, 2025 · 050 Other

• Remove unused capabilities from Tycho

  broxus/tycho#966 · Filter by author rualekseev opened on Dec 2, 2025 · 050 Other