Thinking In The Agent Age

What it does

A note-taking system designed to move material through the full chain: capture, retrieve, relate, and develop. Semantic search finds what matters, related highlights reveal hidden connections, and the concept workspace gives those ideas a place to grow. Your personal AI assistant for thought, working alongside you.

Noeis is a concept-centered thinking workspace for serious readers who want to turn highlights, notes, and saved reading into maintained concepts and reusable insight.

Noeis keeps your articles, highlights, pages, and notes in one place, and asks you to write down what you believe, what argues against it, and what would change your mind. An agent brings evidence overnight. Nothing is written until you accept it. A research workspace for people who read more than they can remember. Reading becomes pages with their sources attached, and pages become claims you have actually committed to. What the term should mean in practice, what to evaluate, and where Noeis fits. How to compare categories of tools when you need retrieval, connected notes, and synthesis. How to move from saved source material to writing, planning, and reusable insight. How to use AI in a…from noeis.io

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  Notion 2.02018 · notion.so · ▲2,156

  The all-in-one workspace - notes, tasks, wikis, & databases

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  NodeLand2024 · nodeland.io · ▲533

  Hello, HN! Have you ever considered that you might be a visual thinker? A lot of studies emphasize the benefits of visual thinking in learning, as it activates different parts of the brain and enhances comprehension and retention. It is common, for example, to remind yourself of a concept by visualizing the page where you wrote it down. This is because the brain is more likely to remember visual information than text. Unlike traditional linear note-taking apps like Notion and Evernote, NodeLand introduces a revolutionary connection-based model. Everything you write is seamlessly integrated…

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  Notion AI2023 · notion.so · ▲427

  Tap into the power of AI right inside your notes & docs, now

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  Reflect AI Search2023 · reflect.app · ▲236

  Search and chat with your notes using AI

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  Portals2025 · useportals.dev · ▲128

  I'm building a workspace for doing focus work while also managing constant multi-tasking and context-switching that's required in a lot of roles. Currently this is done by using a notes system where we can split-screen AI chat, an object-based data table system for tracking entities, as well as viewing other documents. We can define agents directly from documents by giving instructions in plain language and then defining the trigger conditions. This helps automate workflows directly in the place where we're reading and writing content. I'm continuing to experiment with instructions and…

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  Totallib2021 · totallib.com · ▲226

  Note-taking for better thinking, augmented by AI.

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  Spira Maxima▲578

  Video model that turns script into viral social media videos

  AI · 17d ago · spira.ai

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  Rill Browser▲540

  The browser where Claude Code and Codex work beside you

  AI · 17d ago · rill.love

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  Germany's new sovereign AI model Kolibri▲424

  Kolibri is Aleph Alpha

  AI · 18d ago · tej.as

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  Giving Opus 5.5 a simulated paint canvas▲392

  Paintings by AI models: programs run through a simulation of oil paint.

  AI · 20d ago · stillwet.art

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  Onepin▲384

  AI voiceover with every name, price and date said right

  AI · 30d ago · onepin.ai

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  PixVerse R2▲381

  A real-time world model you can explore and change

  AI · 28d ago · world.pixverse.video

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  Brila▲1,364

  One-page websites from real Google Maps reviews

  AI · Apr 2026 · brila.ai

• AG
  A game where you build a GPU▲964

  Thought the resources for GPU arch were lacking, so here we are

  Life & fun · Apr 2026 · jaso1024.com

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  I built a tiny LLM to demystify how language models work▲915

  Built a ~9M param LLM from scratch to understand how they actually work. Vanilla transformer, 60K synthetic conversations, ~130 lines of PyTorch. Trains in 5 min on a free Colab T4. The fish thinks the meaning of life is food. Fork it and swap the personality for your own character.

  AI · Apr 2026 · github.com

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  Fathom 3.0▲800

  AI meeting notes: now bot-free, in ChatGPT & Claude + more

  AI · Apr 2026 · fathom.ai

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  Brutalist Concrete Laptop Stand (2024)▲786

  I made a laptop stand out of solid concrete, in the style of brutalist architecture, with themes of urbex and urban decay

  Life & fun · Apr 2026 · sam-burns.com

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  I built a frontpage for personal blogs▲783

  With social media and now AI, its important to keep the indie web alive. There are many people who write frequently. Blogosphere tries to highlight them by fetching the recent posts from personal blogs across many categories. There are two versions: Minimal (HN-inspired, fast, static): https://text.blogosphere.app/ Non-minimal: https://blogosphere.app/ If you don't find your blog (or your favorite ones), please add them. I will review and approve it.

  AI · Apr 2026 · text.blogosphere.app