Changelog

What's new in Comet.

Release notes and version history.

v0.5.0 February 2026 Latest

Query Explain Visualizer

  • - Interactive execution plan tree for find and aggregate queries
  • - Color-coded stages: green (IXSCAN), red (COLLSCAN), yellow (SORT), blue (FETCH)
  • - Summary bar with execution time, docs/keys examined, efficiency percentage
  • - Index usage detection — shows index name or "Collection Scan" warning
  • - Rejected plans viewer for comparing alternative query plans
  • - Raw JSON toggle with Monaco editor
  • - Keyboard shortcut ⇧⌘E and Explain button in query bar and shell panel
  • - Auto-detection of .explain() in query text
v0.3.0 February 2026

AI Conversation Mode

  • - Full chat panel for conversing with your database in natural language (⌘I)
  • - 9 specialized database tools: schema inspection, query execution, index analysis, collection stats, document sampling, field enumeration, database listing, and more
  • - AI autonomously inspects your data before answering — no manual context needed
  • - Copy or run generated queries directly from the conversation
  • - Demo mode for trying AI features without an API key

Query History

  • - Searchable log of all executed queries
  • - Filter by query type (find, aggregate, update, etc.) and AI-generated flag
  • - Time-grouped entries (Today, Yesterday, This Week, Older)
  • - Click to re-run any previous query

Multi-Provider AI Support

  • - Anthropic (Claude) and OpenAI-compatible API providers
  • - Codex CLI and Gemini CLI as local AI providers
  • - Claude CLI support for Anthropic users with Max subscriptions
v0.2.5 January 2026
  • - AI-powered query generation from natural language descriptions
  • - Multi-select documents with ⌘+Click and bulk actions (copy, delete)
  • - Field name autocomplete sampled from actual collection data
  • - In-app updates with one-click install — no re-download needed
  • - Index management — view and manage collection indexes
v0.2.0 December 2025

Initial Release

  • - Native macOS app built with Tauri and Rust
  • - Shell syntax query bar — find, aggregate, update, delete with chaining
  • - BSON-native display — ObjectId, ISODate, regex in shell syntax
  • - Monaco editor for document editing with full round-trip BSON support
  • - Multi-connection support with tabbed interface
  • - State persistence — tabs, layout, connections saved to disk