- Introduce support for .op file format alongside .pen
- Add MCP server functionality for document management and tool operations
- Implement batch processing tools for design and variable management
- Enhance save and open dialogs to accommodate new file format
- Update dependencies and scripts for MCP server compilation and execution
- Collapse all layers by default, auto-collapse newly added nodes
- Auto-expand ancestor layers when a child is selected on canvas
- Scroll selected layer item into view after expansion
- 3x3 alignment grid with context-aware behavior per layout direction
- Gap section with numeric/space-between/space-around radio modes
- Multi-mode padding: single, 2-axis (V/H), 4-individual (T/R/B/L)
with gear popover
- Dimensions (W/H) and sizing checkboxes (fill/hug/clip) integrated
into layout panel
- Add a new ComponentBrowserPanel for browsing and managing UI components.
- Implement ComponentBrowserGrid and ComponentBrowserCard for displaying components.
- Integrate UIKit store for managing component kits, search queries, and active categories.
- Enhance editor layout to support toggling the UIKit browser with keyboard shortcuts.
- Include import/export functionality for UIKit components.
- Introduce context optimization to manage chat history size and prevent unbounded growth.
- Implement complexity assessment for design prompts to determine orchestration needs.
- Add orchestrator functionality for parallel design generation, improving performance and responsiveness.
- Update chat message parsing to include explicit status handling for orchestrator steps.
- Refactor design generator to support orchestration and streamline context building.
- Add new commands for Electron development, compilation, and building processes in CLAUDE.md.
- Update README.md to reflect the availability of the application as both a web and desktop app.
- Introduce a FixedChecklist component in the AI chat panel for better user interaction with generated tasks.
- Implement CI/CD workflows for automated testing and Electron builds in GitHub Actions.
- Refactor design generator prompts to support element-by-element streaming for improved performance.
- Introduce new icon files in various formats (ICNS, ICO, PNG) for application branding.
- Add logo image for the Electron interface to enhance visual identity.
- Update canvas selection logic to allow programmatic selection from the layer panel.
- Introduce a new ExportSection component to facilitate exporting layers as raster images in various formats (PNG, JPEG, WEBP) with adjustable scale options.
- Integrate the ExportSection into the PropertyPanel for easy access during design editing.
- Enhance export utility functions to support exporting layers and managing descendant nodes.
prioritize fileName check over File System Access API so opened files
save via download without showing a file picker; also add Cmd+Alt+K
shortcut for creating reusable components
layer panel shows diamond icon and purple/#9281f7 styling for
components/instances with context menu actions; property panel resolves
RefNode display, routes instance overrides, adds header with go-to and
detach buttons, and supports inline name editing on click
- Add Electron configuration and main process setup for building a desktop application.
- Implement IPC communication for file operations (open, save) between the renderer and main processes.
- Create a preload script to expose Electron APIs to the renderer.
- Update package.json to include Electron and related dependencies.
- Enhance the build process with electron-builder for packaging the application.
- Introduce a new electron-builder.yml configuration file for build settings.
- Modify Vite configuration to support Electron-specific builds.
- Update UI components to accommodate Electron's window management and drag regions.
- Add support for OpenCode as a new AI provider, allowing users to connect to a local OpenCode server.
- Implement new API endpoints for generating and streaming chat responses via OpenCode.
- Update UI components to include OpenCode in provider selection and display.
- Introduce OpenCode logo and enhance the agent settings dialog to manage OpenCode connections.
- Refactor existing chat and generation logic to accommodate provider-specific routing.
- Include type definitions for OpenCode SDK to ensure type safety and improve developer experience.
- Preserve multi-selection when clicking a selected object without Shift,
enabling drag-move of the whole set
- Set selectionKey to shiftKey so only Shift+click toggles multi-select
- Refactor chat-message step rendering: extract step blocks with regex,
add pipeline checklist progress UI, separate step display from markdown
- Adjust AI chat panel selection count display and layout
- Update AI design generation functions to incorporate document variables and themes, allowing for dynamic references in generated designs.
- Modify the buildContextString function to include variable summaries for improved context during AI interactions.
- Enhance prompts to instruct the AI on using variable references instead of hardcoded values, ensuring consistency and flexibility in design outputs.
- Refactor related types and services to support the new variable and theme structures, improving overall design generation capabilities.
- Update history store to support up to 300 undo/redo states, improving user experience during complex editing sessions.
- Refactor batch handling in various components to ensure accurate history tracking and prevent unnecessary entries.
- Implement checks to avoid adding duplicate states to the undo stack, optimizing performance and memory usage.
- Enhance event handling in canvas and keyboard shortcuts to maintain consistent history state during user interactions.
- Increase undo history to 300 states, deduplicate identical snapshots
- endBatch accepts optional currentDoc to skip no-op batches
- Add AI streaming guards: disable canvas interaction during generation
- Defer transform batch close via rAF so object:modified fires before endBatch
- Restrict layout reorder to move drags only (not scale/rotate handles)
- Extend checkDragReparent to work for any parent container, not just root frames
- Wrap design apply/modify in history batches for proper undo support
- Add variable management capabilities to the document store, including setting, removing, and renaming variables.
- Implement a VariablesPanel in the editor layout for user interaction with variables.
- Enhance UI components (e.g., AppearanceSection, FillSection, LayoutSection, StrokeSection) to support variable binding for opacity, fill color, gap, and padding.
- Update code generation services to output CSS variables and React code with variable references.
- Introduce keyboard shortcuts for toggling the variables panel and improve overall user experience.
- Introduce a "Thinking..." indicator in the AI chat panel to improve user experience during processing.
- Update chat message styles for better spacing and alignment.
- Implement batch undo functionality for number input adjustments to streamline user interactions.
- Refactor canvas event handling to ensure accurate history tracking during drag operations.
- Add keyboard shortcuts for agent settings and improve canvas selection handling during history state restoration.
- Remove hasManualX/hasManualY in computeLayoutPositions so layout children
always use computed positions — fixes re-flow gap after drag-out
- Add layoutContainerBounds map populated during flattenNodes for drag-into
hit detection
- Extract shared insertion-indicator.ts for indicator + container highlight
state used by both layout-reorder and drag-into-layout
- Add drag-into-layout.ts: detect layout container under cursor during drag,
show insertion indicator + dashed container highlight, reparent on drop
- Wire drag-into checks into object:moving / object:modified / mouse:up
- Clear clip paths on first object:moving to prevent stale ancestor clipping
during drag; force re-sync after object:modified to restore them
- Prevent browser text selection during layer panel drag
Implement Figma-style canvas interactions:
- Hover outlines: solid blue on hovered element, dashed on direct children
- Depth-aware selection: single click selects at current depth, double-click
enters containers progressively, Escape exits frame context
- Root frame clipping: depth-0 frames always clip overflowing children
- Drag-out reparenting: dragging a child outside its root frame detaches it
to the overlapping frame or promotes to root level, with undo support
- Layout reorder drag with insertion indicator
- AI design generation with staggered fade-in animation
- Use default cursor on hover instead of move/crosshair
Group consecutive action steps without blank-line breaks between them.
Add width and overflow constraints on assistant message and design
block containers to prevent horizontal overflow.
Polish ActionStepItem with rounded card style, chevron toggle, and
green checkmark for completed steps. Restyle DesignJsonBlock with
consistent card layout, expand/collapse chevron, and nested JSON
preview area.
- Separate design generation and modification into dedicated functions
with multi-step iterative pipeline (generateDesign, generateDesignModification)
- Add chat title derived from first message, shown in header and minimized bar
- Add panel resize via top drag handle with height constraints
- Show streaming loader icon next to chat title during AI generation
- Display selected object count in input area for context awareness
- Enhance chat-message with step collapsing and applied state styling
- Expand AI prompts for improved design generation quality
- Implement improved tool state management for drawing and selection tools, ensuring proper handling of canvas selection and event propagation.
- Refactor layer panel to support drag-and-drop functionality with visual indicators for drop positions (above, below, inside).
- Update layer item component to handle visibility and locking states more intuitively, enhancing user experience during layer manipulation.
- Introduce new keyboard shortcuts for selecting all top-level nodes, aligning with manual selection behavior.
- Enhance the README to reflect new features and improvements in the canvas and layer management systems.
- Introduce a new pen tool for freehand drawing, allowing users to create custom paths on the canvas.
- Cache native dimensions of objects before scaling to ensure accurate rendering.
- Update object synchronization to utilize cached dimensions, improving scaling accuracy during transformations.
- Enhance event handling to support pen tool interactions, including pointer down, move, and up events.
- Add a shape tool dropdown in the toolbar for easy access to shape tools, including the new pen tool.
- Implement an icon picker dialog for importing SVG icons into the canvas.
- Add support for 'thinking' state in chat message streaming to indicate processing.
- Update toolbar to parse SVG files into editable nodes, allowing for better integration of SVG graphics.
- Refactor image handling to accommodate both SVG and raster images, ensuring proper placement and scaling on the canvas.
- Improve error handling and user feedback during file uploads.
- Add agent settings dialog to connect local Claude Code and Codex CLI
- Connect button fetches real models from Agent SDK / Codex models cache
- Provider logos (Claude, OpenAI) as React icon components in top-bar and dialog
- Model selector in AI chat panel grouped by provider with logos and Best badge
- MCP CLI integration toggles (Claude Code, Codex, Gemini, OpenCode, Kiro)
- Persist agent settings to localStorage with hydrate on mount
- Redesign AI chat panel: header, empty state pills, input area, color layering
- Add shadcn Switch component, agent-settings types and Zustand store
- canvas background follows dark/light theme via MutationObserver
- add zoomToFitContent() to center viewport on document content
- call zoomToFitContent after canvas init, new document, and open file
- refactor top-bar theme init to useEffect for SSR hydration safety
- new TopBar component: layer panel toggle, new/open/save, centered filename, theme switch, fullscreen
- add layerPanelOpen state and toggleLayerPanel action to canvas-store
- add light theme CSS variables in styles.css, persisted via localStorage
- conditionally render LayerPanel based on toggle state
- property panel only renders when an element is selected
- layer items show eye/lock icons only on the hovered row (group/layer scope)
- replace drag handle with chevron expand/collapse for nodes with children
- track collapsed state in LayerPanel, default all expanded
- remove uppercase from panel section headers
Introduce a new SectionHeader component for consistent section titles and action buttons across panels. Refactor existing sections (Appearance, Effects, Fill, Stroke, Text) to utilize SectionHeader, improving visual hierarchy and user experience. Update styles for better alignment and spacing in various input components, ensuring a cohesive design throughout the property panel.
Add a new toolbar component with tools for selecting, drawing shapes, and adding images. Implement image upload functionality that allows users to add images to the canvas, including handling file selection and scaling images to fit the canvas. Update layer item icons to include an image icon for better visual representation.
Enhance AI chat and generation functionalities by introducing model selection. Update the chat and generation endpoints to accept an optional model parameter. Implement a new API endpoint to fetch available AI models from the server, and integrate model selection into the AI chat panel for improved user experience.
Enhance CLAUDE.md with detailed architecture, key modules, and AI configuration. Introduce LICENSE file with MIT License terms. Remove obsolete Header component to streamline the codebase.
Rename all component files to kebab-case per project convention
(e.g. EditorLayout.tsx → editor-layout.tsx). Remove obsolete
PascalCase originals that were replaced by kebab-case versions.
Implement code generators that convert PenNode trees to React+Tailwind
and HTML+CSS output. Add code panel with tab switching, syntax
highlighting, and copy-to-clipboard. Supports generating code for
selected elements or the entire document.
Add floating AI assistant panel with streaming chat, design keyword
detection, and automatic PenNode JSON extraction to canvas. Server
endpoints use Anthropic SDK (with API key) or Claude Agent SDK (local
OAuth) as fallback. Panel supports minimize, drag-to-snap, and
quick action presets.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Implement history store with undo/redo stacks using structuredClone
snapshots. Add keyboard shortcuts for common operations (copy, paste,
delete, group, save, export). Implement save-as dialog (.pen file
download) and export dialog (PNG/SVG with scale options).
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Implement property panel with sections for size, fill, stroke, corner
radius, text, appearance, and effects. Add layer panel with drag-and-drop
reordering, visibility toggles, and right-click context menu. Shared
form components: color picker, number input, and dropdown select.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Set up the Fabric.js v7 canvas integration with bidirectional sync
to a Zustand document store. Includes drawing tools (select, rectangle,
ellipse, line, text, frame, hand), viewport pan/zoom, smart guides,
dimension labels, and the main editor layout with toolbar and status bar.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
- Added .cta.json for project settings including TypeScript, Tailwind, and Bun as package manager.
- Created .gitignore to exclude common build and environment files.
- Introduced bun.lock for dependency management.
- Added CLAUDE.md for guidance on using Claude Code with the project.
- Set up package.json with scripts for development, build, and testing.
- Created README.md outlining project features, tech stack, and getting started instructions.
- Configured TypeScript with tsconfig.json for strict type checking.
- Established Vite configuration in vite.config.ts for project bundling.
- Added VSCode settings to exclude generated files from linting.
- Included public assets such as favicon and logos.
- Implemented initial routing structure in src/router.tsx and generated route tree in src/routeTree.gen.ts.
- Developed canvas functionality with multiple files for object management and event handling in src/canvas.
- Styled the application using Tailwind CSS in src/styles.css.
