@retab

A shared controls row for viewer chrome: title, position, zoom, rotate, download, loading, and extra controls.

Shared class name helper used by Retab UI registry components.

Dependency-array key helpers for keyed effect lifecycles.

A media query hook for mobile responsive UI.

A mount-only effect hook for explicit lifecycle escape hatches.

A key-driven post-commit effect hook for library internals.

A key-driven layout-timed effect hook for DOM measurement and scroll/focus lifecycles.

A callout for displaying contextual messages.

A modal alert dialog for destructive confirmations and blocking decisions.

A small wrapper for preserving media aspect ratios.

An autocomplete input built on Base UI primitives.

A command menu surface powered by cmdk.

A headless file-intake primitive with drag/drop, file input wiring, validation, controlled state, and accessibility prop getters.

A polished Retab document upload area built from the headless Dropzone primitive and File Thumbnail.

A small byte-size display formatter for file UI components.

A styled text input built on Base UI.

An accessible label primitive.

React Hook Form field primitives with accessible labels, descriptions, and messages.

A lightweight editable cell for scalar document data: text, numbers, booleans, dates, times, and date-times.

A calendar component built on React DayPicker.

A connected control group primitive for buttons, inputs, separators, and text addons.

A read-only JSON viewer with theme-aware syntax highlighting and a hover copy button, plus a standalone CopyButton.

A keyboard shortcut display primitive.

A custom scroll area built on Base UI.

A two-state toggle switch.

Semantic table primitives for structured data.

A styled multiline text input.

Shared sidebar row button styling variants used by app and providerless sidebar primitives.

A responsive application sidebar with menu, rail, and provider primitives.

Providerless sidebar list primitives for embedded viewer and domain sidebars.

A loading placeholder with shimmer animation.

A themed toast provider for Sonner.

A compact loading spinner using Lucide.

Resizable panel primitives using react-resizable-panels.

A small, dependency-free RFC 4180-ish CSV/TSV parser returning a header and rectangular rows.

Load and cache PDF.js documents and pages without viewer chrome.

Load and cache DOCX bytes without viewer chrome.

A fixed-window virtualized CSV/TSV table: sortable columns, sticky header, row numbers, horizontal scroll. Renders straight from raw rows (no table row model) …

A pdfjs-backed PDF viewer: continuous scroll, controlled or uncontrolled zoom, rotate, fit-to-width, download, a per-page overlay slot for bounding-box citatio…

A docx-preview-backed Word viewer: faithful paginated pages, continuous scroll, zoom, fit-to-width, and download. Off-screen pages are skipped via CSS content-…

A performant image viewer with native off-thread decode (createImageBitmap), continuous scroll, zoom, rotate, fit-to-width, download, and a per-frame overlay s…

A provider-agnostic layout inspection component for OCR output: normalize Google Document AI, AWS Textract, or Azure Document Intelligence into shared blocks, …

A canvas-backed PowerPoint viewer rendered entirely client-side (no server conversion): continuous scroll, zoom, rotate, fit-to-width, download, and a per-slid…

Typed worker messages, parse limits, and error codes for the XLSX viewer.

Sparse compact workbook helpers for the XLSX viewer: cell lookup, metadata projection, column labels, and bounded source caching.

Pure SheetJS-to-compact-sheet flattening helpers for the XLSX viewer worker.

A fixed-window virtualized Excel/spreadsheet viewer rendered entirely client-side: sheet tabs, zoom, download, formatted values, numeric alignment, sparse work…

One viewer for any file: detects the type and lazy-loads the matching renderer (PDF, DOCX, XLSX, PPTX, CSV, images) plus inline, virtualized text/code/JSON, Ma…

A document workspace over a flat object-store manifest with list, grid, columns, lazy folders, generated thumbnails, and FileViewer previews.

A minimal file tree in a ViewerSidebar with FileViewer in the ViewerSurface.

Viewer-agnostic model for extraction sources (the Retab /v1/extractions/{id}/sources shape): SourceAnchor union (pdf_bbox, image_bbox, spreadsheet/csv cell, do…

Bridges the document-source model to the PDF viewer: pdfAnchorToTarget and renderPdfSourceOverlay for PDF bbox anchors.

Shared model + helpers for page-segmented results (partition/split): Segment type, Tableau palette, color map, page-range and confidence helpers.

React-free hover, focus, selection, and current-page helpers for Segment[] surfaces.

Client hook that coordinates hover, focus, and persistent selection across Segment[] surfaces.

Compact color legend for a Segment[] with shared hover, focus, and selection state.

Selectable list of segments with page ranges and confidence bars.

A colored page strip that ties a Segment[] to the document; hover/select syncing and click-to-jump.

A page-axis ribbon: segments drawn as blocks spanning their pages. One vertical lane = a split sidebar; many horizontal rows (consensus + votes) = a partition …

Vertical page rail for Segment[] documents with current-page following, scroll progress, and page selection.

Shared segmented-document model, provider, viewport controller, and anchor navigation for split, partition, source, OCR, and bbox viewers.

Controlled JSON Schema editor for building Retab extraction schemas — fields, types, nested objects, arrays, enums, and required flags.

File attachment navigator built from SidebarList primitives and FileThumbnail.

Render recursive MIME messages with headers, CID inline resources, nested messages, and File Viewer leaves.

Dependency-free thumbnail frame with a loading shimmer, fade-in, and muted fallback surface.

Render complete file thumbnails from browser files, URLs, blobs, text sources, external images, or custom preview content.

A document run card: a file thumbnail with a status pill, a heading, and a result slot. Composes file-thumbnail; the result rendering is left to its children.

OCR review for a scanned document: source page, detected text blocks, confidence filtering, and matching polygon overlays. Switch between Google Document AI, A…

Named subdocuments over a PDF: a legend header and a vertical page-ribbon sidebar, from the shared segment primitives.

Keyed chunks over a PDF: a legend plus a horizontal page-ribbon waterfall, from the shared segment primitives.

The source document beside its extracted markdown, synced by page, with a Rendered/Text toggle.

Detected form fields beside a PDF source document, linked by their bbox — hover or select a field to highlight its region on the page; Preview stamps values ov…

One Excel workbook fanned out into several clean CSVs — each reconstructed table rendered in the viewer, with a sidebar listing every CSV the splitter emitted,…

One plain-text batch file separated into several documents — each carved-out document rendered in the viewer, with a left sidebar listing the source file first…

Extracted data beside the source PDF, rendered as a JSON form and linked by sources — hover or select a field to highlight where its value came from and scroll…

Every source-backed format in one viewer — PDF/image bbox sources use segmented-document anchors; text, CSV, Excel, and Word use segmented source links with fo…

Extraction rendered as a JSON form beside the source PDF — hover a form field to highlight where its value came from through segmented-document state.

PDF-owned page thumbnail navigation for explicit PdfViewer composition: lazy pdfjs thumbnails, active-page highlight, and click-to-jump.

A file-uploader lab proving the headless dropzone primitive across default, non-button, native-button, controlled, validation-only, custom grid, upload progres…

A document workspace over a flat object-store manifest with list, grid, columns, generated thumbnails, and persistent file previews.

A purified composition experiment: file tree in a ViewerSidebar, selected source rendered by FileViewer in a ViewerSurface.

Prop-driven run cards for each Retab primitive — classify, split, partition, parse, and extract — each framing the source document with that primitive's result…

Each Retab primitive's result framed as a run card — a document thumbnail with a status pill and the primitive's output in the card body. Classification shows …

A PDF viewer with toggleable page thumbnails in a viewer navigation rail.

A field list that drives source-field interaction: hover previews the field location in the viewer, click selects it.

A field-path adapter over segmented-document anchors.

Pure document location types used by evidence projection and viewer target adapters.

Pure projection types for semantic evidence rows that can resolve to document anchors.

A virtualized listbox interaction primitive for preview, selection, keyboard navigation, and visible-item reporting.

Projection helpers that convert document sources, source maps, and source fields into evidence rows with resolved document anchors.

Projection helpers and overlays that convert PDF/image bbox document sources into segmented-document segments, anchors, and active source highlights.

Projection helpers that convert OCR/layout blocks into segmented-document segments and anchors.

Pure conversion from document-source anchors to document viewer anchors.

Bridges the document-source model to the image viewer: imageAnchorToTarget, rotateImageArea, and renderImageSourceOverlay for image_bbox anchors.

A fixed-line code and log viewer with line numbers, custom virtualization, source-line highlights, retry, zoom, and download.

A Pretext-powered prose viewer with natural wrapping, custom variable-height virtualization, source-line highlights, retry, zoom, and download.

An imperative Pretext prose viewer that keeps Text Viewer parsing/layout but projects visible rows through a Chenglou-style DOM cache.

A continuous Markdown viewer forked from the Chenglou Pretext text viewer, with block virtualization and no visible page model.

Bridges the document-source model to text viewers: textAnchorToTarget and sourceToTextHighlight for text_span anchors.

Bridges the document-source model to the CSV viewer: csvAnchorToTarget and sourceToCsvCell for csv_cell anchors.

Bridges the document-source model to the XLSX viewer: xlsxAnchorToTarget and sourceToXlsxCell for spreadsheet_cell anchors.

Bridges the document-source model to the DOCX viewer: docxAnchorToTarget and sourceToDocxHighlight for docx_text_span and docx_table_cell anchors.

Extracted fields linked to a scanned page image — hover to highlight the image_bbox region.

Values extracted from a log file linked to the lines they came from — hover to highlight a line range.

Values extracted from a Word document linked back to where they came from — hover to highlight the text and scroll to it.

Extracted values linked to spreadsheet cells — hover to highlight a cell and scroll to it.

Extracted values linked to spreadsheet cells across sheets — hover to switch sheet, highlight the cell, and scroll to it.

A floating pill that reports active field source state over a viewer: nothing selected, a located field path, or a field with no source.

The standard visual file uploader built on the headless dropzone primitive.

One upload surface that becomes a file viewer, with the uploaded blob rendered by FileViewer.

A custom element opens the file dialog while preserving dropzone state.

A real button trigger with browser button semantics and a small selected-file queue.

Parent-owned file state with controlled selected files and explicit clear behavior.

Validate accepted files and rejection details without storing selected files.

Direct useDropzone composition with FileThumbnail previews in a custom grid.

Audio and video files queued as transcript jobs with per-file thumbnails.

A dropzone-backed upload queue with per-file loading bars keyed by the admitted file ids.

A single replaceable image slot with a custom circular preview.

A single spreadsheet upload feeding a mapping workflow.

Files become ordered evidence events inside a custom surface.

Two independent dropzones model original versus revision documents.

One intake target routes selected files into document, image, and table lanes.

Slot-level dropzones for checklist-driven packet collection.

A full canvas trigger that pins dropped files as cards.

Disabled input, trigger focus, intake, and drag behavior.

A split result with multi-run consensus visible in the sidebar: the page rail stays beside output-level likelihoods and each vote used to build the final split.

A split consensus segment diagram with consolidation, five raw votes, and contested-page density in a wide horizontal sidebar beside the PDF.

A split consensus segment diagram with the page axis running vertically for a narrow sidebar beside the PDF.

The split benchmark diagram from Lukas Bjorkland's article, with GT, Split v1, Split v2, the PDF pane, and the same dark metrics table treatment.

A classification result with consensus visible in the sidebar: selected category, likelihood, and every vote beside the source document.