tket-qsystem: v0.24.0

Bug Fixes

• pytket encoder drops order edges to the output node (#1466)
• Constant Folding with PassScope::Global should act globally, not just beneath the entrypoint (#1470)

New Features

• [breaking] Use raw Hugrs in pytket encoding/decoding API (#1418)
• Add qsystem.rz pytket decoder (#1432)
• [breaking] Update MSRV to rust 1.91 (#1446)
• [breaking] Update to hugr 0.26.0 (#1448)
• [breaking] Follow pass scopes in composable passes (#1429)
• [breaking] Reorganize tket::passes and add hugr_passes re-exports (#1472)
• Move hugr-passes implementations to tket::passes (#1487)

Contributors

• @aborgna-q

• @maximilianruesch

• @nicolaassolini-qntm

• @ss2165

tket-py: v0.13.0

0.13.0 (2026-04-07)

⚠ BREAKING CHANGES

• Removed Tk2Circuit use CompilationState instead. Non-stable APIs have been marked as internal. They will be re-designed and stabilized in future releases.
• Moved tket::modifier::ModifierResolverPass to
• Renamed
• Updated public hugr dependency to 0.26.0.
• Minimum supported Rust version bumped to 1.91
• Removed CircuitHash trait, use Circuit::circuit_hash or hugr::algorithms::hash::HugrHash instead.
• Removed tket::passes::lower_to_pytket. Use NormalizeGuppy instead.
• Renamed TKETDecode::decode_inplace to decode_into.
• Removed deprecated find_tuple_unpack_rewrites. Use

Features

• expose ModifierResolverPass to Python (#1502) (9e3e0de), closes #1452
• Expose NormalizeGuppy::squash_borrows flag in python (#1412) (ba25fa1)
• Follow pass scopes in composable passes (#1429) (ae0016c)
• Move hugr-passes implementations to tket::passes (#1487) (cc5ca5c)
• Pass scopes in python API, update to hugr-py 0.16 (#1464) (369aba2)
• Print full traceback for rust-originated errors (#1435) (9c03ee0)
• Remove deprecated unpack tuple pass (#1387) (86ac8f9)
• Remove unused lower_to_pytket pass (#1431) (a214abc)
• Reorganize tket::passes and add hugr_passes re-exports (#1472) (b3bc669)
• Replace Tk2Circuit with a simpler CompilationState definition (#1482) (e814f35)
• Replace CircuitHash with hugr's implementation (#1420) (e2b4991)
• Update MSRV to rust 1.91 (#1446) (b82a771)
• Update to hugr 0.26.0 (#1448) (f43a877)
• Use raw Hugrs in pytket encoding/decoding API (#1418) (9df9993)

tket-exts: v0.12.3

0.12.3 (2026-04-07)

Features

• Pass scopes in python API, update to hugr-py 0.16 (#1464) (369aba2)

Documentation

• fix tket-exts pyproject description (#1436) (6f68fe0)

tket: v0.18.0

This release bumps hugr to 0.27.0 and reworks the pytket encoding/decoding API to use raw Hugrs.
The tket::passes module now contains the passes previously available in hugr_passes.

Bug Fixes

• (pytket decoder) Panic on repeated bit registers in pytket decoded output (#1445)
• pytket encoder drops order edges to the output node (#1466)

Documentation

• Fix tket README introductory example (#1463)

New Features

• [breaking] Use raw Hugrs in pytket encoding/decoding API (#1418)
• [breaking] Remove unused lower_to_pytket pass (#1431)
• [breaking] Replace CircuitHash with hugr's implementation (#1420)
• [breaking] Update MSRV to rust 1.91 (#1446)
• [breaking] Update to hugr 0.26.0 (#1448)
• [breaking] Follow pass scopes in composable passes (#1429)
• Implemented post_opdef for RotationOp for constant folding (#1468)
• [breaking] Reorganize tket::passes and add hugr_passes re-exports (#1472)
• [breaking] Bump hugr dependency to 0.27.0 (#1488)
• Move hugr-passes implementations to tket::passes (#1487)
• Pass scopes in python API, update to hugr-py 0.16 (#1464)

Refactor

• (llvm) use llvm.is.fpclass for from_halfturns (#1457)

Testing

• Fixed signatures when decoding pytket circuits (#1405)

Contributors

• @aborgna-q

• @maximilianruesch

• @nicolaassolini-qntm

• @ss2165

tket: v0.17.0

Bug Fixes

• (encoded-circ) Track unsupported wires between input and output (#1224)
• Multiple fixes to the pytket encoder (#1226)
• Don't use opgroup in pytket barrier encoding (#1251)
• guppy_to_circuit always returns num_operations = 0 (#1200)
• (pytket-decoder) Avoid QAllocating and immediately freeing qubits (#1256)
• Encoding of opaque subgraphs with no associated qubit/bit (#1295)
• [breaking] Don't rely on command params for pytket barriers (#1298)
• Track output qubits in CircuitInfo (#1304)
• Wrongly reused qubit IDs in pytket encoding (#1358)

New Features

• Deprecate local find_tuple_unpack rewrite (#1188)
• Add CopyableExpressionAST (#1209)
• NormalizeGuppy pass to simplify generated structure (#1220)
• [breaking] pytket EncodedCircuit struct for in-place pytket optimisation (#1211)
• [breaking] Interval is independent of resource IDs and scope position (#1205)
• Don't translate usizes to pytket (#1241)
• BorrowSquashPass to elide redundant borrow/return ops (#1159)
• [breaking] Bump hugr to 0.25.0 (#1325)
• Remove order edges in NormalizeGuppy pass (#1326)
• [breaking] Remove deprecated unpack tuple pass (#1387)

Refactor

• Remove contain_qubits, use TypeUnpacker (#1283)
• [breaking] Replace Subcircuit with SiblingSubgraph (#1288)
• (metadata) [breaking] Migrate all metadata keys onto the new metadata traits (#1328)

Contributors

• @aborgna-q

• @ankurmagdum

• @lmondada

• @acl-cqc

• @maximilianruesch

tket-qsystem: v0.23.0

Bug Fixes

• [breaking] Don't rely on command params for pytket barriers (#1298)
• Wrongly reused qubit IDs in pytket encoding (#1358)

New Features

• NormalizeGuppy pass to simplify generated structure (#1220)
• Allow running arbitrary serializable pytket passes on hugrs (#1266)
• BorrowSquashPass to elide redundant borrow/return ops (#1159)
• [breaking] Bump hugr to 0.25.0 (#1325)
• Remove order edges in NormalizeGuppy pass (#1326)
• hide new public funcs introduced by linearization (#1333)

Testing

• regenerate guppy_opt examples, and count gates (#1249)
• run pytket on guppy_opt tests, measure (very limited) success (#1250)

Contributors

• @aborgna-q

• @acl-cqc

tket-py: v0.12.16

0.12.16 (2026-01-29)

Bug Fixes

• Bundle additional extensions while roundtripping to rust in tket passes (#1372) (225a7fc)

tket-exts: v0.12.2

0.12.2 (2026-01-28)

Features

• tket-exts: Export an ExtensionRegistry with all tket extensions (#1371) (c908427)

Documentation

• Correct docstrings for two extensions (#1378) (a9c859a)

tket-py: v0.12.15

0.12.15 (2026-01-15)

Bug Fixes

• Fixes linux-x86_64 wheels requiring a GLIBC version above the stated manylinux compatibility

tket-py: v0.12.14

0.12.14 (2026-01-15)

Features

• make PytketHugrPass store a list of passes (#1360) (498dd3a)
• Reduced glibc version requirement to 2.34 (#1327) (498dd3a)
• Remove order edges in NormalizeGuppy pass (#1326) (dbfffd5), closes #1325
• Use constant folding by default on NormalizeGuppy (#1323) (6f11024)

Bug Fixes

• Incorrect manylinux version in linux wheels (#1327) (498dd3a)
• Wrongly reused qubit IDs in pytket encoding (#1358) (498dd3a)

Documentation

• update example notebook after Guppy optimization fixes (#1357) (7487e3a)