Useful tools for working & studying

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The last modifications of this post were around 2 years ago, some information may be outdated!

πŸ‘‰ Site: Collection of quick js/html tools.
πŸ‘‰ Note: Web Dev tools & resources.
πŸ‘‰ Note: Resources for DS & ML & DL.
πŸ‘‰ Note: My bookmarks.

Online tools

  • AutoDraw β€” an drawing platform using AI to guess what you draw. Try it!



  • PDF tools:
  • Etherpad β€” a highly customizable Open Source online editor providing collaborative editing in really real-time.
  • Text recognition (OCR): newocr
  • LaTeX tools
    • Overleaf β€” online LaTeX editor.
    • IguanaTex β€” A Free LaTeX Add-In for PowerPoint on Windows
  • Obsidian β€” Obsidian is a powerful knowledge base that works on top of
  • a local folder of plain text Markdown files.



πŸ‘‰ Note: Windows fresh installation.

  • Big Stretch Reminder β€” free simple reminder tool that prompts a user to take regular breaks and helps prevent the symptoms of Repetitive Strain Injury (RSI).
  • cmder (Console Emulator) β€” (update 11/20: should use Windows Terminal with dropdown support) drop-down terminal for windows. My setting file.
  • DeepL β€” Quickly translate app (by using Ctrl + C + C).
  • Everything β€” an alternative to Spotlight in Mac. You can search any thing (app, docs, files,...) in your computer with hotkeys.
  • FastStone Capture β€” screen recorder.
  • Lingoes β€” dictionary (used alongside with GoldenDict) β€” its dictionaries.
  • Linux Reader -- read Linux's partition from Windows.
  • LockHunter β€” find what application/process is preventing us from deleting some folder/file.
  • ScreenToGif β€” screen recorder and auto convert to gif file.
  • Unikey β€” Vietnamese input method on Windows.


πŸ‘‰ Note: Linux.
πŸ‘‰ Note: Ubuntu / Pop!_OS Fresh Installation.

  • Cheese (Appstore) β€” webcam for linux.
  • Foliate (Appstore) β€” Book reader.
  • gThumb (Appstore) β€” photo viewer + quick editing tools.
  • Guake Terminal β€” drop-down terminal (more settings)
  • Kazam (Appstore) β€” Screen Recorder.
  • Lotion β€” Unofficial Notion client for linux (online only)
  • Lutris β€” playing games on linux.
  • Notejot (Appstore) β€” sticky note.
  • OpenComic β€” read offline comic with many supported files (zip, folder containing images,...)
  • Rhythmbox (Appstore) β€” Music player on Linux (custom hotkeys).
  • Workrave β€” a program that assists in the recovery and prevention of Repetitive Strain Injury (RSI).
  • exfalso (Appstore) β€” edit mp3 tag on linux.


πŸ‘‰ Note: Fresh installation MacOS.


  • arXiv Vanity β€” renders academic papers from arXiv as responsive web pages so you don’t have to squint at a PDF.
  • Connected Papers -- Find and explore academic papers with graph.
  • Raindrop β€” bookmark to read later the articles (like Pocket)

Foreign language learning

  • DeepL β€” "better than google translate" app for Windows. You can use Ctrl + C + C to quickly translate a word or phrase.
  • GoldenDict β€” global dictionary (multi-platform). Its dictionaries.
  • Lingoes β€” Global dictionary for Windows. Its dictionaries.
  • QTranslate β€” quickly translate any word / phrase and also their pronunciation by using hotkeys (for example, you can use Ctrl + E to hear the pronunciation and Ctrl + Q to see the translation). The data is obtained from various sources including deepl and google translate.
  • LyricsTraining β€” a new way to learn English and other languages through music and the lyrics of your favourite songs.
  • PhimLearning β€” watch movie and learning foreign language with bilanguage-subtitles.
  • Grammar & Spell check online: Scriben, Grammarly, 1checker.

Math tools

Chrome extension

  • Adblock Plus - free ad blocker
  • AutoTube β€” YouTube nonstop (for ones who wanna listen to a video music which has more than 1 hour length)
  • AVIM β€” Vietnamese input method.
  • -- shorten long url for sharing.
  • Copy URL with title β€” copy title and URL using Ctrl + C (Win/Linux) / βŒ₯ Option + C (Mac). Use Alt + C (Win/Linux) / βŒ₯ Option + C (Mac) to get them in markdown link format.
  • Google Dictionary (by Google)
  • Hush β€” private bookmarking
  • LastPass β€” Free Password Manager πŸ‘‰ Using Bitwarden instead.
  • Mate β€” Quick translater.
  • Microsoft Editor β€” Spelling & Grammar Checker
  • Picture-in-Picture Extension (by Google) β€” Picture-in-Picture (PiP) allows you to watch videos in a floating window (always on top of other windows) so you can keep an eye on what you’re watching while interacting with other sites, or applications.
  • Print Friendly & PDF β€” print any web page into pdf.
  • β€” All-in-one bookmark manager (better than Pocket)
  • TabCloud β€” save current tab list

Data Science / Machine Learning

πŸ‘‰ Note: Resources for DS & ML & DL.

Web Dev tools & frameworks & resources

πŸ‘‰ Note: Web Dev tools & resources.

Illustration tools

  • GeoGebra β€” Free Math Apps - used by over 100 Million Students & Teachers Worldwide.
  • Microsoft Office Powerpoint (paid, Windows), OnlyOffice Presentation (free, multiplatform), Google Drawing (free, online) β€” quickly illustate ideas.
    • Make featured image for posts.
    • Draw simple geometrical shapes / graph / flow charts or even mathematical function graphs.
    • Make charts to illustrate data points (have a link to MS Excel or OnlyOffice SpreadSheet).
    • Support inserting math equations.
    • Save figure by capturing screen, .png format.
  • Excalidraw β€” Virtual whiteboard for sketching hand-drawn like diagrams.
  • Desmos β€” make interative graphs / charts.
    • Exact function graph with formulas from input (desmos/calculator)
    • Interative graphs (examples)
    • Basic geometrical shapes (desmos/geometry)
    • Save figure under .png files or embed desmos code in your website.
  • Matcha β€” Draw beautiful figures/graphs like LaTeX.
  • JSXGraph β€” Make interactive graph inside posts.


  • -- a directory of all iOS Games with game controller support.
  • Deku Deals -- for Nintendo Switch users. If you wanna be notified whenever your favorite games are on sale. Another website for checking eshop-price.
  • talentoday β€” Empowering Growth for Individuals and Teams
  • SocialBlade β€” YouTube, Twitch, Twitter, & Instagram Statistics

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