Widgets (27 categories, 120+ widgets) #

• Core (12): NiceTheme, NiceColors, NiceTypography, NiceI18n, NiceAnimations, NiceShortcuts, NiceAccessibility, NicePlatform, NiceRouter, NiceAppShell, NiceLocalization
• Editors (25): NiceTextInput, NiceNumberInput, NiceSelect, NiceCheckbox, NiceToggle, NiceDatePicker, NiceForm, NiceAutocomplete, NiceTagBox, NiceColorPicker, NiceRangeSlider, NiceRadioGroup, NiceTextArea, NiceHtmlEditor, NiceSearch, NiceValidation, etc.
• Buttons (1): NiceButton with variants
• Data (10): NiceDataGrid, NiceTreeView, NiceCardView, NiceList, NiceKanban, NiceDragDrop
• Display (10): NiceDisplay widgets, NiceMediaWidgets, NiceFileManager, NiceTerminal, NiceDocumentViewer, NiceTimeline, NiceDashboard
• Navigation (13): NiceMenu, NiceToolbar, NiceMultiView, NiceSplitter, NiceBreadcrumb, NiceWizard, NiceSpatialNavigator, NiceOverlays, NiceOmniwerk
• Feedback (7): NiceToast, NiceDialog, NiceEmptyStates, NiceTimeoutFeedback
• Icons (6): NiceIcons, NiceIconEffects, NiceIconRegistry
• Charts (4): NiceCharts, NiceAdvancedCharts (gauges, sparkline, treemap, heatmap, polar, stock, sankey, funnel)
• Planning (2): NicePlanning
• Overlays (3): NiceOverlays, NiceNotification
• Tools (16): NiceViewEngine, NiceModuleSystem, NiceCrossPlatform, NiceBenchmarks, NiceJsonSchemaForm, NiceExport, NiceDeveloperTools
• Auth (3): NiceAuth, NiceOnboarding
• Admin (5): NiceAdmin, NiceSettings, NiceProfile, NiceLocalePrefs
• Social (3): NiceSocial, NiceMessaging
• Events (2): NiceEvents
• Smart Home (2): NiceSmartHome
• Layouts (2): NiceResponsive
• Effects (1): NiceAnimations
• Enterprise (1): NiceEnterprise
• Gamification (1): NiceGamification

Cross-Platform #

• NiceViewSchema — shared JSON view schema spec (data bindings, validations, permissions)
• NiceViewEngine — full view rendering from JSON definitions
• NiceViewStore — CRUD operations for view definitions
• NiceViewVersioning — diff/merge/migrate views

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Initial release with core widgets.

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

[0.2.0] - 2026-03-24 #

Added #

OmniVerk Navigation suite (navigation/nice_omniwerk.dart — 51 KB)

• NiceModeSelector (dropdown / grid variants) with NiceModeEntry
• NiceModuleLifecyclePanel — install / activate / deactivate module lifecycle
• NiceOrganizationProfileForm — full org profile editor
• NiceDynamicSidebar — full-featured collapsible sidebar with module menus, favourites and user section
• NiceSidebarNav — role / unit / favourites / preferences navigation modes

Editors — extended set 8 (editors/nice_editors8.dart)

• NiceInputOtp — animated OTP / PIN entry widget
• NiceImageEditor — crop, rotate, brightness, contrast, flip image editor
• NiceImageAnnotator — canvas annotation (pen, text, rectangle, arrow, eraser) with NiceAnnotation / NiceAnnotationTool
• NiceDocumentEditor — rich document editor with formatting toolbar

Feedback — extended set 3 (feedback/nice_feedback3.dart)

• NiceModal / NiceModalSize — flexible modal dialog helper
• NiceConfirmDialog with NiceConfirmSeverity — styled confirmation prompt
• NiceToastContainer / NiceToastItem — declarative stacked toast manager
• NiceRetryPanel — error + retry UI panel
• NiceBottomSheet — modal bottom sheet widget
• NiceTutorialProvider / NiceTutorialStep — embedded tutorial overlay system

Smart Home v2 (smart_home/nice_smart_home2.dart)

• NiceFloorPlanCanvas — interactive floor plan with draggable devices
• NiceAutomationRuleEditor — trigger / condition / action rule builder

Enterprise & Business (enterprise/nice_enterprise.dart)

• NicePermissionMatrix — role × permission grid with inline toggle
• NiceAuthGuard — permission-based widget visibility guard
• NiceConsentPanel — GDPR consent management with required/optional toggles
• NiceInvoiceLineEditor — multi-line invoice editor with tax calculation and grand total
• NiceVatInput — EU VAT number field with format validation
• NiceTaxRatePicker — tax-rate dropdown with optional default star indicator
• NiceAccountPicker — searchable GL / cost-centre account selector with autocomplete
• NiceScannerControl — camera viewfinder chrome + scan history; wire to any camera plugin
• NiceContactPicker — contact search + single/multi-select dialog

Gamification (gamification/nice_gamification.dart)

• NiceLeaderboard — ranked list with 1st/2nd/3rd podium, avatars and rank-change arrows
• NiceAchievementBadge — badge tile with icon, tier (bronze/silver/gold/platinum), progress ring and lock overlay
• NiceQuestCard — quest card with objectives checklist, progress bar, rewards and claim/start actions
• NiceXPBar — animated XP progress bar with level badges, percentage fill and level-up callback

Tools v6 (tools/nice_tools6.dart)

• NiceSpeechToText — mic button, pulsing animation, interim text display; wire to speech_to_text plugin
• NiceReportBuilder — palette + drag-to-reorder block canvas with export action
• NiceDesignTokens — token table with color swatches, category filter, inline value edit
• NiceDiagramDesigner — draggable node-edge canvas with Bezier edges and arrowheads
• NiceDisplayStylePicker — grid / list / board / table toggle with animated active state

Fixed #

• nice2dev_flutter_ui.dart barrel: added 7 missing export entries that were omitted in v0.1.0

Added #

• Initial release of NiceToDev Flutter UI package
• Core widgets: NiceButton, NiceTextField, NiceCheckbox, NiceRadio, NiceSwitch, NiceSlider
• Form components: NiceFormField, NiceFormGroup, NiceValidator
• Data display: NiceDataGrid, NiceList, NiceTree, NiceCard, NiceBadge
• Layout: NicePanel, NiceAccordion, NiceTabs, NiceSplitter
• Navigation: NiceBreadcrumb, NiceMenu, NiceSidebar, NiceToolbar
• Feedback: NiceToast, NiceDialog, NiceProgress, NiceSpinner
• Charts: NiceChart with line, bar, pie, area variants
• Admin panel: NiceSettings, NiceThemeBuilder
• Utilities: NiceViewHost, NiceViewService, NiceViewRegistry
• Internationalization support with NiceI18n
• Theme system with NiceTheme

Notes #

• Counterpart of @nice2dev/ui React package for Flutter applications
• Designed for enterprise ERP applications
• Compatible with Flutter 3.16.0+