Changelog Deprecated Pass manager refactoring: cleanup internals (#10127) Deprecate passing None to DAGCircuit appenders (#10752) Deprecate Unroller pass (#10607) Fix deprecation warning of unscheduled circuits in timeline drawer (#10851) Deprecation of algorithm utils (algorithm_globals and validation) (#10905) Deprecate bind_parameters in favor of assign_parameters (#10792) Move OpenQASM 2 exporter to qiskit.qasm2 (#10533) Deprecate qiskit.extensions (#10725) Deprecate duplicate circuit gate method (#10797) Added Merging UnrollCustomDefinitions into HighLevelSynthesis as a single pass (#10965) Add UnitaryOverlap to the circuit library (#10734) schedule() considers instruction map (#10988) Pass manager refactoring: cleanup internals (#10127) Add display of expressions to circuit drawers (#10869) Singleton parameterless controlled gates (#10898) Starting layout analysis pass for sabre (#10829) Rewrite singleton handling including SingletonInstruction (#11014) Annotated operations (#9846) Add apply_layout method to SparsePauliOp (#10947) Fix hash of Parameter and ParameterExpression (#10875) Fix deprecated behaviour in timeline drawer (#10846) Improve the ergonomics of the TranspileLayout class (#10835) Add check_input option to UnitaryGate (#10660) Fix MergeAdjacentBarriers to scale with number of barriers (#10900) Add use_symengine option to qpy.dump (#10820) Update plot_gate_map() family to leverage graphviz for visualization (#10208) #10360 New sign feature in parameterexpression.py (#10571) adding an option to CouplingMap.reduce to allow disconnected coupling maps (#10863) Use singletons for standard library unparameterized, non-controlled gates (#10314) Optimise QuantumCircuit.assign_parameters for single-parameter binding (#10548) Add fast path to Parameter.assign (#10549) Add option to SabreLayout to specify starting layouts (#10721) Allow empty list default initialization for SparsePauliOp (#10765) Add fast-path construction to DAGCircuit methods (#10753) Use BasisTranslator for unroll 3q or more (#10776) Move OpenQASM 2 exporter to qiskit.qasm2 (#10533) Add display of internal circuits for ControlFlowOps to text drawer (#10414) Optimization stage as a plugin. (#10581) constructing cliffords from linear functions and permutation gates (#10423) Adding coupling-map and target to HighLevelSynthesis (#10477) Add draw method to Operator class (#10271) Add tests of Expr support through SabreSwap (#10511) Add full Expr support to StochasticSwap (#10506) limiting matrix-based commutativity check (#10495) Revert "Revert "Pass manager refactoring: add passmanager module (#10124)" (#10454)" (#10474) Add IGate rules to standard equivalence library (#7146) Add NormalizeRXAngle and RXCalibrationBuilder passes (#10634) Preparations to update the default MPL drawer style to "iqx" (#10950) Changed Pass manager refactoring: cleanup internals (#10127) Deprecate Unroller pass (#10607) Singleton parameterless controlled gates (#10898) Pin Numpy Python boundary (#10652) Fix classical-synthesis label ordering with registerless=False (#9536) Reject bad values in SparsePauliOp.paulis setter (#10437) Fixing the tools for plotting Pauli vec (#10619) Fix open circles and visual circuit tests to .9999 (#10580) Fix multiple nested custom controlled gates in QPY (#10537) Implemented a type check in copy method of QuantumCircuit class (#10521) Force decimal points in OpenQASM 2 floats (#10532) limiting matrix-based commutativity check (#10495) Fix final_layout when VF2PostLayout finds a better layout (#10466) Fix empty-barrier handling in OpenQASM 2 (#10469) Fix Pulse channel index validation (#10476) raise an exception with a custom gate with clbits or no qubits (#10438)