SIGNAL//213 — RESOURCE DIRECTORY

AI//TECH/PRIVACY

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A curated signal feed of tools, reads, and resources at the intersection of artificial intelligence, emerging tech, and digital privacy.

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AI Tools
15 resources
AI Tools
ChatGPT
OpenAI's flagship AI assistant. Widely used for writing, coding, research, and creative tasks. Available free with optional Plus and Pro tiers for advanced models.
chatgpt.com — OpenAI
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AI Tools
Atlas Browser
OpenAI's AI-native browser built around ChatGPT. Deeply integrates AI into everyday browsing — summarizing pages, answering questions, and taking actions on your behalf.
openai.com — AI Browser
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AI Tools
OpenAI Codex
OpenAI's cloud-based coding agent. Reads your codebase, writes and runs code, fixes bugs, and opens pull requests — all autonomously in an isolated environment.
openai.com/codex — AI Coding Agent
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AI Tools
Claude
Anthropic's AI assistant — Constitutional AI-trained for safety and helpfulness. Strong reasoning, coding, and analysis.
claude.ai — Anthropic
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AI Tools
Claude Code
Anthropic's agentic coding tool. Runs in your terminal, reads your codebase, writes and edits code, runs tests, and commits changes — all from a conversational interface.
claude.ai/code — AI Coding Agent
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AI Tools
Cursor AI
An AI-first code editor built on VS Code. Understands your entire codebase, autocompletes intelligently, and lets you chat with your code to build and refactor faster.
cursor.com — AI Code Editor
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AI Tools
Perplexity AI
AI-powered search engine that cites its sources. Great for research without the SEO noise of traditional search.
perplexity.ai — Search
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AI Tools
Comet Browser
Perplexity's AI-native browser. Brings AI-powered search and answers directly into the browsing experience, surfacing relevant information as you explore the web.
perplexity.ai — AI Browser
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AI Tools
Gemini
Google's multimodal AI assistant. Strong at research, summarization, and integrating with Google Workspace. Available free with an Advanced tier for more powerful models.
gemini.google.com — Google
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AI Tools
Grok
xAI's AI assistant built by Elon Musk's team. Real-time access to X/Twitter data, less filtered than most AI assistants, and available via web and the X platform.
grok.com — xAI
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AI Tools
Lumo
Proton's private AI assistant. Runs on Proton's zero-knowledge infrastructure — your conversations stay encrypted and are never used to train models.
proton.me/lumo — Private AI
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AI Tools
Ollama
Run large language models locally on your own machine. Full privacy — no data leaves your device. Supports Llama, Mistral, and more.
ollama.com — Local AI
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AI Tools
LM Studio
A desktop app for discovering, downloading, and running local LLMs. Clean UI, no command line needed, and supports a wide range of models from Hugging Face.
lmstudio.ai — Local AI
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AI Tools
LocalAI
A free, open-source alternative to OpenAI's API that runs entirely on your own hardware. Drop-in compatible with OpenAI clients — no data ever leaves your machine.
localai.io — Local AI
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AI Wearables
3 categories
AI Wearables
Smart Rings
Discreet health and activity tracking on your finger. No screen, no bulk — just continuous biometric monitoring with multi-day battery life.
Smart Rings — Health • Sleep • HRV
AI Wearables
AI Pendants & Clips
Clip-on and pendant devices that listen, transcribe, and summarize your day. Ambient AI that builds a personal memory layer in the background.
Pendants & Clips — Transcription • Memory • AI Summaries
Technology
5 resources
Technology
Ars Technica
In-depth technology news, science coverage, and policy reporting. One of the most trusted sources in tech journalism.
arstechnica.com — News
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Technology
The Verge
Consumer tech, AI, and culture. Strong editorial voice covering the intersection of technology and everyday life.
theverge.com — News
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Technology
MIT Tech Review
Deep analysis of emerging technology from MIT. Excellent AI and machine learning coverage with a research-backed perspective.
technologyreview.com — Analysis
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Technology
Wired
Long-form journalism covering technology, science, culture, and business. One of the most respected voices on how technology shapes the world.
wired.com — Magazine
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Technology
Hacker News
Community news aggregator by Y Combinator. The pulse of the tech and startup world. Raw, unfiltered, and high signal.
news.ycombinator.com — Community
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Productivity
4 resources
Productivity
Standard Notes
End-to-end encrypted note-taking app. Simple, private, and built to last. Notes are encrypted before they leave your device — even Standard Notes can't read them.
standardnotes.com — Notes
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Productivity
Obsidian
Local-first markdown knowledge base. Your notes stay on your device. A privacy-respecting alternative to Notion for personal knowledge management.
obsidian.md — Notes
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Productivity
uBlock Origin
The most effective browser content blocker. Open source, efficient, and trusted. Blocks trackers, ads, and malware domains.
ublockorigin.com — Browser
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Productivity
Brave Browser
Chromium-based browser with built-in ad and tracker blocking. Fast, private, and compatible with Chrome extensions.
brave.com — Browser
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Privacy
12 resources
Privacy
EFF
Electronic Frontier Foundation. The leading nonprofit defending civil liberties in the digital world. Essential reading.
eff.org — Advocacy
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Privacy
Privacy Guides
Community-maintained recommendations for private, secure software and services. No affiliate links. No ads.
privacyguides.org — Reference
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Privacy
Proton Privacy Suite
Swiss-based, end-to-end encrypted ecosystem built on a zero-knowledge architecture. Open source and independently audited. One account, your entire private digital life.
proton.me — Swiss Privacy Ecosystem
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Privacy
Signal
Open-source, end-to-end encrypted messaging. The gold standard in private communication. Recommended by security researchers worldwide.
signal.org — Messaging
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Privacy
Threema
End-to-end encrypted messaging that requires no phone number or email to sign up. Swiss-based, open source, and built for maximum anonymity.
threema.ch — Messaging
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Privacy
BitChat
Jack Dorsey's open-source, decentralized messaging app. Works over Bluetooth mesh networks with no internet, no servers, and no accounts required. End-to-end encrypted with Nostr as a fallback for global reach.
github.com/permissionlesstech/bitchat — Decentralized Messaging
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Privacy
Nym VPN
Swiss-based VPN built on a decentralized mixnet rather than traditional VPN infrastructure. Designed to resist traffic analysis and metadata surveillance — beyond what standard VPNs offer.
nym.com — VPN
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Privacy
Tails OS
An amnesic operating system that boots from a USB drive and leaves no trace on the host machine. Routes all traffic through Tor. Used by journalists, activists, and whistleblowers worldwide.
tails.boum.org — OS
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Privacy
Tor Browser
The gold standard for anonymous browsing. Routes traffic through a global network of relays to conceal your identity and location. Free, open source, and trusted by privacy advocates globally.
torproject.org — Browser
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Privacy
GrapheneOS
A privacy and security hardened Android OS. Strips out Google dependencies, sandboxes apps aggressively, and is widely considered the most secure mobile OS available. Runs on Pixel devices.
grapheneos.org — Mobile OS
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Privacy
Bitwarden
Open-source password manager. Self-hostable, audited, and free. The privacy-respecting alternative to LastPass or 1Password.
bitwarden.com — Security
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