Locus
AI-powered CTRL + F for quick document search on Chrome
Locus launched on February 22, 2023 with 96 votes, #487 of 3,829 launches that month and more than 75% of that year's launches. The site was still online in September 2026, 3 years on.
What it does
Meet Locus — CTRL + F, completely reimagined 👇 Quickly find information you need from webpages using natural language. Make searches that aren't possible with regular CTRL + F. Locus understands your search & immediately finds the relevant section.
AI Co-Pilot for students & analysts to synthesize information
Quickly find information on any web page using natural language and leverage AI to enhance your research. Refer back to sections in long papers, documents, and articles by using natural language instead of having to remember exact keywords. Save time comprehending these long forms of content. Get started today. Locus AI assistance will use LLMs to help you synthesize information and create outputs that further your research. Summarize entire pages or portions to save time and quickly get the TLDR. Brainstorm additional research topics to facilitate new ideas and other documents to read. Study with note cards created to help you retain key information. Use Locus Favorites to save…from locusextension.com
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Shift-Ctrl-F: Search a webpage with natural language and TensorFlowJS2020 · github.com · ▲143🔎 Search the information available on a webpage using natural language instead of an exact string match. - model-zoo/shift-ctrl-f
Semantic Search for Ctrl+F2022 · chrome.google.com · ▲14Hi HN! Ctrl+F sucks because I can never seem to find what I'm looking for. I built an NLP-based alternative that works pretty damn well. Let me know what you think. P.s. it will soon support image searches

Pinbot – An extension to privately search one's browser history with AI2023 · getpinbot.com · ▲98Hello HN, I’m Kamil. The past months have been filled with news about ChatGPT, Bard, etc. Thankfully, there are some heroic attempts to bring that power to the users. I wanted to contribute to that effort with my side project, an extension for Chrome: it makes searching the history by meaning – instead of the exact words – possible. This is only a proof of concept, building on the excellent transformers.js[0], and running entirely in the browser. My goal here is to explore the possibilities unlocked by a client-side AI. I would love to have your feedback, to know which direction that project…
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