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This release adds 3 notable features for engineering teams evaluating rollout.

✓ No known CVEs patched
Read the diff → Tool health → What is this tool? →

✓ No known CVEs patched in this version

Topics

agentic-ai ide wysiwyg-editor

Summary

AI summary

Added Claude model selection among Opus 4.5, Opus 4, Sonnet 4, and other variants.

Full changelog

Nimbalyst v0.48.13 Release Notes

New Features

AI Improvements

  • Claude model selection: Choose between Opus 4.5, Opus 4, Sonnet 4, and more
  • Session archiving with multi-select support
  • Large text pastes automatically become attachments to keep transcripts clean
  • Slash command suggestions displayed in empty chat sessions
  • Memory mode for quick context addition

Editor Enhancements

  • DataModelLM: Visual data model schema editor with AI integration, auto-layout and export to DDL, JSON, DBML
  • Git status icons in file tree showing modified/untracked files
  • File tree filtering for modified files and by file type
  • Multi-select files in file tree
  • Mouse back/forward buttons navigate between tabs
  • Cmd+Shift+T reopens last closed tab
  • Native spell check with correction suggestions

File & History

  • Folder History dialog to browse and restore deleted files
  • Document links now export as standard markdown and support fuzzy search
  • File context menu opens files in system default application
  • @ mentions in AI chat support CamelCase search for file matching

Improvements

  • Auto-updater uses subtle toast instead of intrusive popup window (you'll see this in the next release)
  • Session list shows relative dates ("2 hours ago") instead of timestamps
  • Window title shows AI session name when in agent mode
  • Unified settings view with project-level AI provider overrides
  • Improved mockup annotations styling

Fixed

  • Images display correctly in all tabs
  • Mermaid diagrams error handling improved
  • Table action menu and context menu position correctly when scrolled
  • Mockup images load correctly when reopening documents
  • One failing editor tab no longer breaks the entire app

Installation

  • macOS: Download and open the .dmg file, drag Nimbalyst to Applications
  • Windows: Download and run the .exe installer
  • Linux: Download the .AppImage, make it executable, and run it

The app will automatically check for updates.

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Beta — feedback welcome: [email protected]