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AI · alternatives · 2026

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24 alternatives to Pensieve, one place to search all your tools

Hey Hacker News, We've been working on ways to save people time at work and we've got something for you to try that we think can do just that. Pensieve lets you search across silos from one safe, convenient place, and save and retrieve notes without disturbing your workflow. Check it out at https://www.pensieve.ai, or on Youtube at https://youtu.be/-lQLmVSRI6Q.

Pensieve is a search tool that lets users query across multiple disconnected applications and services from a single unified interface. It enables workers to save and retrieve notes without interrupting their workflow.… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Pensieve, one place to search all your tools launched in 2018; newer entries below may have overtaken it.

  1. 1
    Pensieve▲108

    All your data in one safe, convenient place

    2018 · pensieve.ai · its alternatives →

  2. 2
    Pensieve▲109

    Your go-to user research platform

    2021 · pensieveai.com · its alternatives →

  3. 3

    Capture ideas, be present, recall & act on your notes later

    2023 · apps.apple.com · its alternatives →

  4. 4
    Pensieve▲133

    Full company context for every AI agent

    Mar 2026 · pensieve.uk · its alternatives →

  5. 5

    Chat with, ask Qs to any PDF document, powered by ChatGPTᵀᴹ

    2023 · its alternatives →

  6. 6AS

    Hey all, Last time when we were on HackerNews [1], we received a lot of feedback, and we incorporated most of it. - We have changed our name from grep.help to usegrasp.com - A privacy policy page - Bulk import - Pricing page We are happy to introduce a new feature: a personalized answer search engine that provides direct citations to the content on the page. Demo: https://usegrasp.com/search?q=is+starship+fully+reusable%3F 1 - https://news.ycombinator.com/item?id=35510949

    2023 · usegrasp.com · its alternatives →

  7. 7

    Hey HN! I built SaveIt.now after drowning in 1,211 bookmarks I could never find. So I created a bookmark manager without folders or complex organization - just let the tool organize everything for you and use AI to search! Try it free, just need to sign in P.S. iOS app is coming :)

    2025 · saveit.now · its alternatives →

  8. 8

    Stunning online documentation - write, organize, collaborate

    2021 · meistertask.com · its alternatives →

  9. 9

    Your ultimate AI-powered ethical hacking assistant

    2023 · copilot.bugbase.ai · its alternatives →

  10. 10

    A mini version of exceladraw

    2024 · pensievepixel.vercel.app · its alternatives →

  11. 11

    Hey HN, I built Friendware because I wanted autocomplete that works everywhere on my Mac, not just in code editors. In any text field it can draft replies, rewrite text, and write prompts for AI tools; it uses on-screen context to adjust based on what you’re doing. My goal was making it feel native and not require workflow changes, so it stays accessible across apps by living in the notch. Currently working on better voice learning and a memory system, would love feedback on what to prioritize!

    Jan 2026 · friendware.ai · its alternatives →

  12. 12FS

    Hi HN! This started late last year as an afternoon project to play around with ElasticSearch, and then I kept thinking of new features I wanted to add. I still have a lot of things I want to build, but now seemed like a good time to put it out there: even if the results aren’t nearly the quality I’d like, I’ve still found it useful and I want to show it off! I’ve been working on it since September 2021, but only in fits and starts. The entire thing runs on a computer in my living room (there’s a picture on the About page); I haven’t done any load testing so we’ll see how it holds up.

    2022 · search.feep.dev · its alternatives →

  13. 13
    Owledge▲103

    Stop loosing so much time searching through all your tools

    2024 · owledge.app · its alternatives →

  14. 14

    We launched Hackerest last week. We’re a group of security engineers based in Italy (ex-Amazon, Accenture) who spent years doing pentests the traditional way and kept wondering why the workflow still looks like it did in 2010. Most pentests today (still) work like this: 1. the engagement runs for days or weeks 2. nothing is shared until everything is finished 3. the client gets a PDF long after the issues were actually discovered 4. half of the attack surface has changed by then What Hackerest does: * findings appear in real time during the active testing window, as testers discover them *…

    2012 · hackerest.com · its alternatives →

  15. 15

    Discover the best penetration testing tools, security resources, and ethical hacking content. Community-driven platform for cybersecurity professionals.

    2024 · pentestlist.com · its alternatives →

  16. 16
    Writed▲12

    Chat with your journal. Nothing leaves your browser

    Jul 2026 · writed.app · its alternatives →

  17. 17AT

    Hey HN! While writing prompts for a few projects recently, a couple of friends and I realised that writing prompts today is like writing code in a txt file - it sucks and there is no tooling to help you. So we decided to hack on a tool to help you fix this - https://optimist.varied.ai/ It is literally a hack rn but we already find it useful for writing prompts. That said we'd love to talk to folks who are writing serious prompts everyday and see how the product can be better. Also the only reason the waitlist is there, is running this is super expensive like $100/day for…

    2023 · optimist.varied.ai · its alternatives →

  18. 18

    The writing system built for finishing books.

    Apr 2026 · penveil.app · its alternatives →

  19. 19

    Last week I wrote about building a scanner that writes its own exploits. A cron job runs Claude Code every night, it reads new CVEs, writes proof-of-concept checks, tests them against vulnerable and patched Docker instances, and opens PRs. I review and merge in the morning. That post was about how t

    Feb 2026 · attackerview.com · its alternatives →

  20. 20

    Hey HN, Vibe coding or not, that's the question ;) I'm trying to be an indie hacker in my spare time. I'm a sysadmin / DevOps / SRE. I was tired of searching for my prompts in my notepad, so I built a small SaaS with Django to manage them. The idea is simple: store my prompts and add tags to each one to find them quickly. I'd really appreciate any feedback if you give it a try (and maybe spot some bugs?) :) Cheers, Guillaume.

    2025 · prompt-manager.com · its alternatives →

  21. 21DS
  22. 22

    Hold on tight. Contribute to alexpasmantier/grip-grab development by creating an account on GitHub.

    2024 · github.com · its alternatives →

  23. 23

    An embeddable CMS for your Markdown-based, GitHub-backed content sites

    2023 · penmark.appsinprogress.com · its alternatives →

  24. 24

    Focus. Save your curiosity. Search later.

    2024 · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →