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CommandLane

Local-first productivity layer for Windows that captures tasks and notes instantly with intelligent hybrid classification, and resurfaces relevant context when you return to work.

Overview​

CommandLane is a personal knowledge base system designed for Windows users who need to capture thoughts, tasks, and notes without interrupting their workflow. It combines:

  • Instant Capture - Global hotkey access from anywhere with <2s capture time
  • Intelligent Classification - Hybrid AI system using TinyBERT (99% accuracy, 13.3ms)
  • Fast Search - Semantic + keyword hybrid search (<500ms @ 10k entries)
  • Context Awareness - Smart background monitoring that resurfaces relevant information
  • Local-First Privacy - All data stays on your machine by default

Key Features​

Instant Capture​

Global hotkey access from anywhere with <2s capture time. Modern Flow Launcher-inspired UI that stays out of your way.

Hybrid Classification​

Fast, intelligent categorization using:

  • Cache layer (instant <100ms)
  • Rule-based patterns (<200ms)
  • TinyBERT model (13.3ms, 99% accuracy)
  • Optional LLM fallback
  • <500ms search @ 10k entries
  • Hybrid keyword + semantic matching
  • 95% precision @ top 10 results
  • Full-text search with FTS5

SQLite Hybrid Storage​

  • Scalable local storage
  • Full-text search (FTS5)
  • Semantic vector search
  • Background embedding queue

Context-Aware Watcher​

  • Background monitoring of your work
  • Smart popovers showing relevant past entries
  • Configurable cooldown and item limits

Security First​

  • Strict input validation
  • Atomic writes
  • Local-only by default
  • GDPR/CCPA compliant

Quick Start​

Get started in under 2 minutes:

# Install
pipx install .

# Capture your first entry
pkb capture "First test entry"

# Search
pkb find --text "test"

# Launch modern UI
pkb capture-ui

Full Installation Guide →

Performance​

Based on benchmarks with 10,000 entries:

OperationPerformanceNotes
Capture (cache hit)<100msInstant classification
Capture (rule match)<200msPattern-based
Capture (TinyBERT)13.3ms99% accuracy
Keyword Search<50msFTS5 powered
Hybrid Search<500msSemantic + keyword
Memory Usage<100MBBaseline w/ TinyBERT

Use Cases​

For Developers:

  • Capture code snippets and context while debugging
  • Track technical decisions and architecture notes
  • Quick access to past solutions for similar problems

For Professionals:

  • Capture meeting action items instantly
  • Organize project notes and tasks
  • Context-aware reminders based on current work

For Researchers:

  • Save references and insights as you read
  • Build a searchable knowledge base
  • Connect related ideas with semantic search

Requirements​

  • Windows 10 version 2004 (build 19041) or newer
  • Python 3.10+

License​

CommandLane is proprietary software. See Terms of Use and Privacy Policy for details.