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Notes and knowledge software

Small, specific notes and knowledge tools, ready to use today. 316 products listed. Of these, 192 have a free plan, 33 sell for a one-off price.

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AI Gist
An app for saving AI prompts as templates, filling in their variables and copying the result, with data kept on your device.
Free · Notes and knowledge · Individuals and families
BetterDocs
WordPress plugin for building a help center knowledge base, using AI to draft docs and answer visitor questions.
Free plan · Customer support · Software companies
Betula
Single-user bookmark manager you host yourself to save, tag, archive and share links, with followers on the fediverse.
Free · Notes and knowledge · Individuals and families
Birdfeeder
Weekly email of the posts you saved on Bluesky, Mastodon, Nostr and X, plus a searchable archive of everything you bookmarked.
Subscription · Notes and knowledge · Individuals and families
ContextVault
A shared memory store that lets a team's AI assistants save and reuse knowledge across sessions and tools.
Since 2026
Free plan · Developer tools · Developers
Deepmark
Collects saves from X, YouTube, Instagram and your browser into a private library that AI describes so you can search in plain language.
Free plan · Notes and knowledge · Individuals and families
Dexio
A hosted wiki that Claude, ChatGPT, Cursor and other AI agents share through MCP, so people can see and edit what the agents know.
Free plan · Developer tools · Developers
DocuMemory
Saves what you work out in AI chats as searchable documents that Claude, ChatGPT, Cursor and other MCP tools can read later.
Free plan · Notes and knowledge · Developers
Faved
Bookmark manager that saves pages as typed records, with AI filling in fields like price or brand, plus nested tags.
Subscription · Notes and knowledge · Individuals and families
Imark
A Mac app for reading Markdown files as clean documents, making quick line fixes and leaving margin notes for coding agents.
Free · Notes and knowledge · Individuals and families
Jørnal
A private journal that gives you one blank page per visit and locks each entry once you finish writing.
Free plan · Notes and knowledge · Individuals and families
Minutes
Transcribes meetings, calls and voice memos on your own machine into markdown files that your AI assistant can search.
Free · Notes and knowledge · Individuals and families
Nodea
Chat with Claude on a canvas where any reply can be forked into its own branch and compared side by side.
Free plan · Notes and knowledge · Individuals and families
NoteDiscovery
A free markdown notes app you run on your own server, with wikilinks, a graph view, diagrams, math and an MCP link for AI tools.
Free · Notes and knowledge · Individuals and families
Prismical
Records meeting audio and voice memos without a bot joining, then turns them into transcripts, summaries and action items.
Free plan · Notes and knowledge
Readplace
Save articles, newsletters and PDFs from browser, phone or AI chat to read later in a clean view with a short summary.
Subscription · Notes and knowledge · Individuals and families
Starcat
Mac app for developers that indexes their starred GitHub repos, tags and summarises them with AI, and tracks new releases.
One-off payment · Developer tools · Developers
Theorem
An open source reader for EPUB, PDF, comics and RSS that saves your highlights to an Obsidian or Logseq vault as Markdown.
Free · Notes and knowledge · Individuals and families
Accomplishments App
Keep a running log of your work wins with email reminders, then export it when performance review time comes.
Since 2022
Subscription · Payroll and HR
Agenda
A notes app for Mac and iPhone that puts notes on a timeline and links them to calendar events.
Free plan · Notes and knowledge
AI Chat Exporter
Browser extension that downloads whole Claude chats or picked messages as PDF, Markdown, plain text, CSV, JSON or image files.
Free plan · Notes and knowledge · Individuals and families
AI Doctor Notes
Records a doctor appointment on your phone and gives patients and caregivers a plain summary with next steps.
Subscription · Notes and knowledge · Individuals and families
AI Exporter Hub
Chrome extension that saves your ChatGPT, Claude, Gemini and other chatbot chats as Markdown, PDF, Notion pages or Obsidian notes.
Free plan · Notes and knowledge · Individuals and families
Alistair
Desktop writing app for authors to plan worlds, plot stories, draft books and format screenplays, all offline.
One-off payment · Notes and knowledge · Individuals and families
Alt
Records meetings and lectures and transcribes, translates and summarises them with AI that runs on your own device.
Free · Notes and knowledge · Individuals and families
An Otter Wiki
A simple self-hosted wiki that stores markdown pages in git, with file attachments and full page history.
Free · Notes and knowledge
Anara
Helps researchers search papers and their own files, ask questions across them and write with checked citations.
Notes and knowledge · Individuals and families
Anarlog
Mac app that records meetings without a bot and writes editable AI summaries, keeping notes and data on your own machine.
Free plan · Notes and knowledge
AnnexEdit
A native Mac Markdown editor with themes, templates and PDF or DOCX export, bought once with no subscription.
One-off payment · Notes and knowledge · Individuals and families
Annotate.tv
Take notes tied to moments in YouTube videos, query the transcript and send your notes to Notion, Obsidian or Readwise.
Since 2020
Free plan · Notes and knowledge · Individuals and families
ArchiveBox
Self-hosted archive that saves web pages, bookmarks, feeds and media as lasting files you can search later.
Free · Notes and knowledge · Individuals and families
Articyl
Save articles, follow RSS and podcasts, have articles read aloud and send them to a Kindle or other e-reader.
Notes and knowledge · Individuals and families
Aside
A Mac and Windows app that records and summarises calls without a bot and prompts you with answers while you talk.
Free plan · CRM and sales
Atomic
A notes app that auto-tags your notes, links related ideas, searches by meaning and writes summaries from them.
Since 2026
Free plan · Notes and knowledge · Individuals and families
AutEng Docs
A writing space for engineers to draft technical docs with Markdown, Mermaid diagrams and math, with AI help on specs.
Developer tools · Developers
AutoDoc
A Mac and Windows app that records meeting audio and screen, then writes searchable notes on your own computer with no bot.
Free · Notes and knowledge
Best Journal App
Type or speak journal entries and AI sorts them and tracks your moods and patterns over time.
Subscription · Notes and knowledge · Individuals and families
Bible Note Journal
An iPhone app that records sermons, writes up transcripts and summaries, and turns them into study questions.
Notes and knowledge · Individuals and families
Blinko
Jot down quick ideas, expand them with AI into notes, and publish chosen ones to a personal blog.
Free plan · Notes and knowledge · Individuals and families
Bonscape
Lays out AI chats as boxes on a canvas so you can branch ideas and switch between models without losing context.
Free plan · Notes and knowledge · Individuals and families
Bookmark It.
A web bookmark manager with a browser extension that saves, sorts and shares the sites you want to keep.
Free plan · Notes and knowledge · Individuals and families
Bookmarker
Mac app that stores your links, images and PDFs locally, with on-device AI tags, summaries and offline search.
One-off payment · Notes and knowledge · Individuals and families
Bookmory
Phone app for readers to log books and reading time, set reading goals and keep notes and quotes from each book.
Since 2022
Free plan · Notes and knowledge · Individuals and families
BookStack
Free self-hosted wiki that lets a team organise its documentation into shelves, books and pages.
Since 2022
Free · Notes and knowledge
Brace.to
Save links from any device into lists to open later, free with a low-cost yearly upgrade for tags and locks.
Free plan · Notes and knowledge · Individuals and families
Brainio
A Markdown note app that shows your notes as mind maps and a linked graph, with live shared editing.
Since 2019
Free · Notes and knowledge
Brink
A screen-edge notch for Mac and Windows that shows your Notion pages and tasks on hover and captures new ones by hotkey.
Free · Notes and knowledge · Individuals and families
ButterDocs
A writing app that keeps notes, research, outlines and drafts together, for academics, novelists and content writers.
Since 2024
Free plan · Documents and e-signature · Law firms
Capd
A Mac app that saves links, text, images and notes from any app and finds them again with fast full-text search.
Notes and knowledge · Individuals and families
Caret
Desktop Markdown editor with autocomplete, multiple cursors and quick file jumping.
Since 2015
One-off payment · Notes and knowledge · Individuals and families
CastLoom Pro
Desktop app that plays and batch downloads podcasts, then transcribes and translates them offline into your notes.
Since 2026
One-off payment · Podcasting · Individuals and families
Chyrid
Build product manuals and onboarding guides from blocks in a simple editor, then share them as mobile-friendly pages.
Documents and e-signature
CodeSummary
Reads your code repository and builds reviewed documentation for your team, customers and coding agents over MCP.
Free trial · Developer tools · Developers
Collate
A Mac app that reads your PDFs with an on-device AI model, so you can ask questions, get summaries and jump to cited pages.
Free · Documents and e-signature
Collections
A browser side panel for gathering links, quotes and images while researching, then asking AI about what you kept.
Free · Notes and knowledge · Individuals and families
ContextNest
Keeps one approved store of company knowledge that every AI tool a team uses reads from, with a log of each read.
Free plan · Notes and knowledge
CoreMem
Stores your preferences and notes once so any AI tool or agent can load them, with you approving each change.
Free plan · Notes and knowledge · Individuals and families
Corpus
Keeps the facts you want AI chats to remember about you and makes them available in ChatGPT or Claude, even in new chats.
Since 2026
Free · Notes and knowledge · Individuals and families
CurateKit
Save links, quotes and articles, then publish them as a public site or an email digest for subscribers.
Free plan · Newsletters · Individuals and families
cyberWriter
Note app for iPhone, iPad and Mac that keeps a folder of Markdown files linked with wikilinks, backlinks and a graph, plus PDF export.
Since 2026
One-off payment · Notes and knowledge · Individuals and families