CHANGELOG

1.0.0 - 2026-04-27

First stable release. Marks API parity with the upstream Magic Tcl pcell generators and a stable public surface for downstream tools.

Breaking

• Refactor electrical pcells for Magic parity (#91)

  • Ports the Magic Tcl primitive generators (FETs, BJTs, diodes, capacitors, resistors, guard rings) to Python with XOR-validated parity against reference GDS.

  • Restructures cell modules under gf180mcu/cells/, adds gf180mcu/logic and gf180mcu/fixed collections.

  • Ports missing KLayout diode variants nw2ps, pw2dw, dw2ps, sc_diode.

• VLSIR-based netlisting support (#51).

• Layer-stack overlap fixes + interdig cell rework (#81).

New

• @cell type tags on all components (#94).

• DRC workflow + numeric DRC badge (#78, #79).

• Metric badge workflows + README dashboard (#92).

• Auto-label PDK workflow (#103).

• Issue auto-label CI (#59).

• Add missing pins (#37).

Fixes

• Activate PDK via sphinx extension instead of package import (#99).

• Hide private repo links from public docs (#77).

• LICENSE clarifications (#97).

Maintenance

• Sync drift-enforced workflow templates from upstream (pages.yml, dependabot.yml, release-drafter.yml, test_code.yml, issue.yml, claude-pr-review.yml) (#96, #98).

• Centralize CI workflows (#75).

• Switch dependabot to uv ecosystem with cooldown (#80, #86).

• Dependabot interval to monthly + ignore doplaydo actions (#70, #73).

• Bump gdsfactory to <9.40.2 (#89, #65).

• Python 3.13/3.14 support bump (#58).

• Bump actions/checkout 5 → 6 (#49).

• Add code owners (#55).

• Install / pre-commit / release instructions in README (#67).

0.4.0

• create cells folder #14

• add ports #12

0.3.1

• Update to gdsfactory 9.12.1

0.3.0

• Update package

0.1.1 (2025-05-24)

• Package renamed from gf180 to gf180mcu to better align with GlobalFoundries naming

• Added migration guide for users transitioning from gf180

• The original gf180 package is now deprecated and serves as a wrapper for gf180mcu