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GreenLane — Immigration Timeline Tracker

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A dashboard for immigration backlogs. US green card categories (EB-1 through EB-5, NIW and family-based) sit alongside Canada's Express Entry draws, with ten years of history, wait estimates per category, official regulatory news, and email alerts when a cutoff date moves. Panels for the UK, Australia and New Zealand are built; their data sources are being wired up.

Every figure comes from an official source. This is not legal advice.

The dashboard — current cutoff dates and ten years of movement

The dashboard — current cutoff dates and ten years of movement

Quick start

npm install
npm run dev        # http://localhost:3000

Data pipelines

Three of them:

python3 scripts/scrape_bulletins.py   # US visa bulletins (incremental; --full re-fetches from 2015-10)
python3 scripts/fetch_canada.py       # Canada Express Entry draws (headless Chrome, works around Akamai)
python3 scripts/fetch_news.py         # US Federal Register immigration rules (official free API)

Output lands in src/data/: bulletins.json (130 US bulletins), canada.json (424 draws), live-news.json (10 regulatory updates).

Automatic updates: .github/workflows/update-data.yml runs daily at 10:00 UTC, fetches everything and commits any changes. Free on public repositories. One caveat — IRCC's Akamai protection sometimes blocks data-centre IPs, so if the Canadian job fails on Actions, run that script locally.

Structure

Path Role
scripts/ The three ingestion pipelines above
src/lib/bulletin.ts US timeline maths — advances and retrogressions, trend series, average pace, wait estimates
src/lib/canada.ts Canadian draw categories and helpers

Built with Next.js 15 and TypeScript, server-rendered.


© 2026 Weiren Feng. All rights reserved. Published for reading and portfolio purposes; not licensed for reuse, modification, or redistribution.

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Immigration timeline tracker — US green card categories and Canada Express Entry, with ten years of history and email alerts

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