Which extensions actually earn a slot in your toolbar?
Keep the number small. Every extension is code running on every page you load, including your Westlaw session and your clinic's document management system. A short list you actually use beats twenty you installed during 1L orientation.
These are the ones that do real work for a law student and are maintained by identifiable publishers:
- Zotero Connector — one-click capture of cases, articles, and PDFs into a citation library. The workhorse for journal notes, seminar papers, and any writing with more than fifteen sources.
- RECAP (Free Law Project) — shows you when a PACER document is already free on CourtListener, and uploads documents you buy so the next person gets them free. Essential for docket-based research.
- Bitwarden or 1Password — you will juggle Westlaw, Lexis, Bloomberg Law, your school portal, a journal database, and an employer VPN. Reused passwords are how student accounts get compromised.
- uBlock Origin — faster page loads and fewer trackers on the news and blog sites you read for current-awareness.
- Dark Reader — forces dark mode on sites that lack it, which matters when you are reading opinions at 11 p.m.
- A text-to-speech reader (Read Aloud, Speechify, or NaturalReader) — lets you listen to a long opinion on a walk. Useful for comprehension passes, not for close reading.
- StayFocusd or LeechBlock NG — time-boxed blocking of specific domains. Set it before you need it.
- OneTab — collapses a research spiral into a single saved list instead of forty open tabs.
What should you install specifically for legal research?
RECAP is the highest-value legal extension, full stop. It surfaces free copies of federal filings and reduces what you or your employer pay PACER. One caution: if you work in a clinic or externship, ask your supervisor before enabling it on case dockets. RECAP uploads what you download, and you do not want to be the person who pushes a document into a public archive that a protective order covers.
Google Scholar Button gives you a quick lookup box for a highlighted case name or article title. Unpaywall and Library Extension help when a law review or social science article sits behind a paywall your school actually licenses. Jureeka, if you find a maintained version, converts plain-text citations on a webpage into hyperlinks to free sources — handy on blogs and court websites.
What no extension does well is replace the native tools inside Westlaw and Lexis. Westlaw's Copy with Reference and Lexis's copy-citation feature already give you the quoted text plus a formatted cite with a pincite. Those are more accurate than any browser add-on, and they do not require handing a third party access to your session.
Will a citation extension produce Bluebook-compliant cites?
No. Treat every automated citation as a first draft. Zotero can import clean metadata from CourtListener, HeinOnline, SSRN, and Google Scholar, and its Bluebook-style CSL outputs get you close on a law review article's format. It does not reliably handle case name abbreviations under Rule 10.2 and Table T6, correct reporter and court identifiers from Table T1, short forms and id. under Rule 4, or pincite conventions under Rule 3.2.
The right workflow is to use the extension for collection and organization, then format by hand against the rulebook. If you are writing a brief or memo, you are in the Bluepages (B10 for cases, B12 for statutes), which differ from the whitepages in typeface and abbreviation. If you are cite-checking for a journal, your editors care about the source pull and the substantive check far more than about whether Zotero spat out italics correctly.
Where do extensions get you in trouble?
Three places, and the rules vary by school and by employer, so ask rather than assume.
First, exams. Locked-down exam software like Examplify blocks browser access entirely, so extensions are irrelevant there. Take-home and open-book exams are where policies diverge sharply: some schools permit any internet resource, some permit research databases but bar generative AI, and some bar everything but course materials. Read the specific exam instructions each professor issues, because a school-wide policy often gets overridden at the course level.
Second, confidentiality. Grammarly, AI sidebars, and translation extensions transmit page or document text to third-party servers. Do not run them over clinic client files, pre-publication journal materials, or documents from a summer employer. Under ABA Model Rule 1.6(c) a lawyer must make reasonable efforts to prevent unauthorized disclosure of client information, and Model Rule 5.3 extends supervisory responsibility to nonlawyer assistants — which includes you as a student practitioner.
Third, vendor terms. Westlaw and Lexis academic subscriber agreements restrict automated extraction, bulk downloading, and use of the service for purposes outside your coursework. An extension that scrapes results pages or pipes headnotes into an AI service can read as a violation and can get your academic password revoked, which is a genuinely bad week. If you are unsure, email your law librarian or the campus vendor rep — that is exactly what they are there for.
How do you vet an extension before you install it?
Look at the permissions prompt. "Read and change all your data on all websites" is the broadest possible grant, and it is the norm for AI sidebars and grammar tools. Chrome lets you narrow this: right-click the extension icon, choose the site access setting, and set it to "On click" so it only activates when you invoke it. Do that for anything you would not want reading a Westlaw document or a clinic portal.
Check who publishes it and how many users it has. Prefer extensions from an organization you can name — Zotero, Free Law Project, Mozilla, a password manager company — over a solo developer with an anonymous listing. Established extensions still get sold to new owners who inject adware, so audit chrome://extensions every semester and delete anything you have not deliberately used.
A clean structural fix: run two Chrome profiles. One for coursework with your normal extensions, one for clinic and employer work with none installed at all. Switching profiles takes two seconds and removes an entire category of risk.
Are AI sidebar extensions worth it?
They are useful for comprehension and dangerous for output. An AI sidebar can help you untangle the procedural posture of a dense opinion, restate a statutory subsection in plain English, or generate practice questions from a reading. Those are low-stakes uses where you can immediately verify the answer against the text in front of you.
They are not usable for producing citations or authority. Chatbots fabricate case names and reporter cites that look correct, and courts sanction lawyers for filing them — Mata v. Avianca in the Southern District of New York in 2023 is the canonical example, and courts have issued similar orders since. Never cite a case you have not opened and read in Westlaw, Lexis, or an official reporter.
Also weigh the permission cost. An AI sidebar by definition reads the page you are on. If you install one, restrict its site access to "On click" and keep it off your research databases and any client-facing system.
What can you skip because Chrome already does it?
Chrome's tab groups replace most tab-manager extensions — group your Con Law research, name it, collapse it. The built-in Reading List handles save-for-later. The side-panel reading mode strips clutter from articles without a third-party reader extension. Chrome's PDF viewer supports highlighting and text annotation, so you do not need a separate PDF markup add-on for casebook supplements and handouts.
Skip most "study" extensions marketed at students. Flashcard sidebars, pomodoro timers with animations, and note-taking overlays duplicate tools you already have and add permissions you do not need. Your outline lives in Word or a notes app, your flashcards live in Anki or Quizlet, and neither needs to run inside your browser.