Think & Capture
1,447 verified tools in 4 sections. Pick a section, search, or filter by free plan and country.
Capture ideas, organize notes and build a searchable knowledge base. Explore note-taking apps, whiteboards, research tools and screen capture software.
1,447 tools · A to Z, so position is not a ranking
- Read-later & research
FRED
FRED lets anyone search, graph and download economic time series from many sources.
- Screenshots & capture
Free
SeenShot is a free macOS app that captures a screenshot with a hotkey, lets you annotate it and sends it into your coding agent.
- Screenshots & capture
Freeimage.host
Freeimage.host is a free image hosting service where you drag in pictures and get direct links to share.
- Whiteboards & mind maps
Freeplane
Freeplane is a free, open-source desktop mind mapping application for organizing ideas and notes in trees.
- Read-later & research
Freezetab
Freezetab is a Chrome extension and web app for saving links, articles, RSS feeds and quotes, then viewing and sharing them.
- Read-later & research
FreshRSS
FreshRSS is a lightweight, self-hostable feed aggregator for reading RSS feeds.
- Read-later & research
FromThePage
FromThePage turns handwritten and historical documents into searchable text through collaborative transcription by volunteers, staff or students.
- Notes & knowledge bases
FSNotes
FSNotes is a fast, open-source Markdown notes app for Mac and iPhone that keeps notes as plain files.
- Screenshots & capture
FullPage
FullPage is an iPhone app that stitches screenshots, turns scrolling recordings into one image and saves whole web pages as long screenshots.
- Whiteboards & mind maps
Functionly
Functionly is org design software for planning org charts and running headcount scenarios.
- Whiteboards & mind maps
Gaphor
Gaphor is a free modeling application for UML, SysML, and C4 diagrams used to document systems and applications.
- Read-later & research
Gather
Gather is a free RSS and news reader for phones, tablets and foldables, with clean reading and no account needed.
- Screenshots & capture
Gathered
Gathered is an iPhone app that keeps screenshots and saved links together so you can tag, annotate, search and pin them.
- Read-later & research
Gempod
Gempod saves and organizes bookmarks with AI tagging on iPhone, keeping data in your own iCloud, and is free to use.
- Read-later & research
Genei
genei summarizes documents and web pages with AI to speed up research reading.
- Screenshots & capture
Gerry
Gerry is a simple screen recording app that exports short recordings as GIF and MP4 files quickly.
- Notes & knowledge bases
GetNotepad
GetNotepad is a free online notepad that autosaves in the browser, with word count, find and replace, and TXT export.
- Read-later & research
Ghostarchive
Ghostarchive lets users archive a webpage so it can be cited or revisited later even if the original disappears.
- Screenshots & capture
Gifcap
gifcap is a browser tool that records the screen and saves the capture as an animated GIF.
- Screenshots & capture
GifJot
GifJot captures a selected area of a Mac screen as a GIF, silent MP4 or PNG, saved locally with no account or watermark.
- Screenshots & capture
Gifox
Gifox is a Mac app for recording the screen as GIFs and converting or editing them.
- Screenshots & capture
GiliSoft Screen Recorder
GiliSoft Screen Recorder captures the desktop with audio and webcam to make tutorials and recordings.
- Screenshots & capture
Giphy Capture
GIPHY Capture is a free Mac app that records your screen and turns the recording into a GIF.
- Read-later & research
Gist AI
Gist AI is a free Chrome extension that summarizes websites, YouTube videos and PDFs so you can skim long content quickly.
- Notes & knowledge bases
Gistr
Gistr is an AI notebook that turns videos, PDFs, podcasts and web pages into notes, highlights and organized knowledge.
- Notes & knowledge bases
GitBook
GitBook is a documentation platform where teams publish docs and knowledge bases that answer user questions with AI.
- Notes & knowledge bases
GitJournal
GitJournal is a mobile Markdown notes app that stores notes in any Git repository over SSH.
- Whiteboards & mind maps
Gitmind
GitMind is a mind mapping and flowchart app that also summarizes text, videos and PDFs into maps with AI.
- Notes & knowledge bases
GitNotēs
GitNotes is an open-source iOS and Android notes, todos and canvas app that stores everything in your Git repositories.
- Read-later & research
Glade
Glade gathers bookmarks, images, videos and notes onto one canvas, grouped into groves for topics, on Mac, iPhone and iPad.
- Read-later & research
Glarity
Glarity is a free browser extension that summarizes YouTube videos and web pages and translates webpages using AI.
- Notes & knowledge bases
Glass Notes
Glass Notes is a private notepad app that keeps tasks, checklists and photos on translucent colored cards.
- Read-later & research
Glean
Glean is a visual bookmark manager for iPhone, iPad and Mac that stores links and thoughts and maps how they connect.
- Whiteboards & mind maps
Gliffy
Gliffy is a diagramming tool for Confluence and Jira that can generate diagrams from text prompts with AI.
- Notes & knowledge bases
Glyph
Glyph is a local-first Markdown notes app for macOS with AI features, aimed at people who keep project notes in plain files.
- Whiteboards & mind maps
GoatDraw
GoatDraw opens and edits .drawio diagrams on iPhone and iPad with touch and Apple Pencil, saving to the same file.
- Screenshots & capture
GoFullPage
GoFullPage is a Chrome extension that captures an entire webpage as a single screenshot in one click.
- Whiteboards & mind maps
GoMind
GoMind is a cross-platform mind mapping application for visual thinking and organizing knowledge, with Markdown visualization.
- Read-later & research
GoodLinks
GoodLinks is a read-later app for Apple devices that saves articles, syncs them and organizes them with tags.
- Notes & knowledge bases
GoodNotes
Goodnotes is a note-taking app for tablets and computers that handles handwriting, PDFs and AI-assisted study notes.
- Read-later & research
Google Books
Google Books searches the full text of books and shows previews so readers can find and read titles online.
- Notes & knowledge bases
Google Keep
Google Keep is a note app for text, checklists, photos, drawings and audio that syncs across your devices.
- Read-later & research
Google Patents
Google Patents searches and reads the full text of patents from around the world.
- Notes & knowledge bases
Grape
Grape is a notes app for Mac, Windows, iPhone and Android that holds notes, scans, PDFs, web pages and recordings, importing from Evernote.
- Whiteboards & mind maps
Grapholite
Grapholite is a diagramming app for flowcharts and org charts on Windows, iPad, Android and desktop.
- Notes & knowledge bases
Gravitas
Gravitas is an iPhone app for notes, projects and events that stores everything on the device.
- Notes & knowledge bases
Gravity Notes
Gravity is a notes app for iPhone, Mac and Android where new thoughts land at the top of one list and older ones sink.
- Screenshots & capture
Greenshot
Greenshot is a lightweight free screenshot tool for Windows with annotation and quick export options.