SessionPort v1.0 — Chrome Extension

Transfer conversation context between AI platforms without external APIs.
Supports Claude, ChatGPT, Grok, Gemini, Mistral, DeepSeek, Perplexity.

Features

• Simple transfer (2 steps) — model generates a JSON snapshot automatically
• Advanced transfer (3 steps) — anchor validation + clarifying questions
• Prompt Library — write once, insert everywhere across all 7 platforms; supports {{variables}}, tags, file attachments
• File drag & drop — from side panel into any LLM chat
• Mind map — visual snapshot graph with navigation
• Distributed chain — transfer_id links snapshots across devices
• History — search, project filters, diff between snapshots
• Google Drive backup — optional cloud backup for snapshots
• 9 languages — en, ru, de, fr, es, ja, ko, zh, pt

Install (developer mode)

1. Download the latest release and unzip
2. Open chrome://extensions/
3. Enable Developer mode
4. Click Load unpacked → select the unzipped folder

Architecture

background.js        Service Worker
db.js                IndexedDB API (popup context)
content-bundle.js    Content scripts (isolated world)
main-world-inject.js MAIN world inject (Gemini/Mistral)
popup.html           Side panel UI
popup-shell.js       UI components and screens
popup-utils.js       UI utilities
flow.js              Transfer steps
capture.js           Snapshot capture
adapters.js          Per-platform LLM adapters
inject.js            Page injection
files.js             Dropzone + drag out
history.js           History + diff
map-renderer.js      SVG graph
settings.js          Settings
projects.js          Projects
prompts.js           Prompt Library
dashboard.js         Dashboard (full-page view)
google-drive.js      Google Drive backup
trash.js             Trash
shared-utils.js      PR_Utils
i18n.js              Localization (9 languages)

Storage

IndexedDB SessionPort_v1, DB_VERSION = 4.
Stores: snapshots, refs, meta, blobs, snapshot_files.

License

Source-available under Elastic License 2.0.