Fehde

High-performance virtual scrolling component for React with variable item heights

Advanced fuzzy search library with Levenshtein distance, n-gram indexing, and Web Worker support

Transport- and DB-agnostic RBAC authorization core: action/scope types (zod), scope merge/eval, and a DI guard factory.

High-performance select box component for React with virtual scrolling and fuzzy search

Excel-grade spreadsheet grid for React: multi-cell selection, TSV/HTML clipboard, in-place editing on top of @aiquants/virtualscroll

Drizzle (mssql) adapter for @aiquants/authz-core: defineAuthzSchema factory, getEffectivePermissions, and row/column scope application helpers.

Storage metadata AI enrichment core: canonical schemas, RFC 9562 UUIDv7, and API client SDK.

Markdown document explorer for React Router 8 (framework mode): a source tree with a single-document view and a multi-panel reading view, storage-agnostic server ports, golden-ratio layout and an en / ja UI.

Drizzle ORM (mssql) models and types for storage metadata AI enrichment, chunks, system configurations, and the tri-store integrity audit's records.

What SQL Server refuses, and how to stay inside it: retry a transaction only when it was the deadlock victim (keeping the cause the ORM destroys), read the SQL Server error number through wrapped causes, split statements to fit the 2100-parameter limit, b