300 of 300 canonical rows0 canonical rows remain implemented-js0 canonical rows remain blockedpackages/formula/src/__tests__/fixtures/formula-dominance-snapshot.jsonThe active milestone is the canonical Excel for the web worksheet formula corpus represented in packages/formula/src/compatibility.ts.
The current code-backed canonical registry contains 300 rows.
There are no non-production canonical rows.
The canonical grouped-array SUM forms for GROUPBY and PIVOTBY now route through internal
native grouped-array builtins on the wasm path.
The full formula target remains Excel 365 worksheet parity as of 2026-03-15, including:
%, @, #LETLAMBDAThe worksheet engine keeps non-worksheet Excel surfaces behind the adapter contract in packages/formula/src/external-function-adapter.ts.
installExternalFunctionAdapter()BuiltinId and do not enter the WASM fast path#NAME?packages/formula/src/__tests__/fixtures/formula-dominance-snapshot.json