Best Resources Tools List of 2020

Best Resources Tools List of 2020

It’s best to collect all your favourite sites into a news aggregator like Feedly.



data science


  • Andy Matuschak <— read and learn about learning, quantum computing, math, software development, and more
  • Gwern <— the content varies mostly between psychology, statistics, and technology
  • Medium <— popular blogging platform
  • Our World in Data <— research and data to make progress against the world’s largest problems
  • Reddit <— front page of the Internet (tip: browse by subreddits, not the main site)
  • vas3k <— one of the most “quality over quantity” tech blogs you can find on the Internet
  • Wait But Why <— great reading time guaranteed



  • beepb00p <— inspirational blogger building various things
  • Code Without Rules <— helping you become a productive programmer and get work/life balance
  • Coding Horror <— programming and human factors
  • Devstyle (🇵🇱) <— blog for every programmer
  • DEV Community <— popular blogging platform for developers
  • Discover dev <— daily digest of the best ✅ Telehealth Doctors ing blogs from across the web
  • Hacker Noon <— great stories by real tech professionals
  • Product Hunt <— discover the best new products in tech
  • Stack Overflow Blog <— essays, opinions, and advice on the act of computer programming
  • Tania Rascia <— visually pleasing blog about modern JavaScript, Node.js, design and web development

📚 Books

For more, visit my bookshelf on Goodreads.




data science

data tools



personal development


Mostly universal (language-independent books).


💾 Browser Extensions

  • Language Learning with Netflix <— display subtitles in both languages while watching Netflix
  • LanguageTool <— check your writing in more than 20 languages (great alternative to Grammarly)
  • Nimbus Capture <— advanced screenshot tool for Google Chrome
  • OneTab <— save up to 95% memory by moving all open tabs into a single one in Google Chrome
  • Power Thesaurus <— find synonyms and antonyms to improve your writing
  • Privacy Badger <— block invisible trackers
  • Reedy <— speed reading with RSVP (Rapid Serial Visual Presentation) technique
  • Refined Twitter <— simplify Twitter UI and add useful features
  • Remove YouTube Recommended Videos, Comments <— hide YouTube related videos, comments, video suggestions wall, homepage recommendations, trending tab, and other distractions
  • Session Buddy <— manage browser sessions
  • Sourcegraph <— add code intelligence to GitHub and other code hosts
  • Stylus <— user-style manager
  • Tampermonkey <— the most popular userscript manager
  • uBlock Origin <— blocker addon (not only for ads)
  • VisBug <— FireBug for designers – edit any webpage, in any state
  • Wappalyzer <— identify technology on websites
  • Web Scrobbler <— scrobble music all around the web, e.g. to your account

💼 Business

remote collaboration

  • Discord <— VoIP application (my preference over Slack)
  • Google Hangouts <— remote video calls
  • Hackpad <— web-based realtime wiki (great for knowledge sharing/documentation)
  • Miro <— online collaborative whiteboard (great for remote event storming)
  • Remote Work Toolkit <— set of tools for remote work
  • Trello <— web-based Kanban-style list-making application (great for creating tickets)


  • ahrefs <— research your competitors
  • Bitcoin Regret Club <— check how much would you earn/lose if you would invest into Bitcoin on the chosen date
  • BuzzSumo <— analyze what content performs best for any topic or competitor
  • Calendly <— schedule appointments
  • CoSchedule <— schedule online posts/marketing
  • Cryptowatch <— live Bitcoin price charts
  • FlatGA <— easy overview of your Google Analytics dashboard
  • Google Optimize <— free tool to perform A/B tests to analyse customers
  • <— stock market quotes & financial news
  • ODOO <— web-based open source business apps
  • Sendy <— cheap newsletter system via Amazon SES
  • Startup
  • books <— list of books to help you along your startup journey
  • idea checklist <— answer before opening a startup
  • stages <— +90 tools for startups
  • stacklist <— list of technologies used by startups
  • stash <— curated directory of resources & tools to help you build your startup
  • Tools for Makers <— hand-curated directory of tools for makers

👾 Cybersecurity


  • CTFlearn <— ethical hacking platform that enables tens of thousands to learn, practice, and compete
  • CTFtime <— CTF archive, current overall Capture The Flag team rating, per-team statistics etc.
  • Google CTF <— CTF organised by Google with different challenges to practice
  • Hacker101 <— free class for web security
  • Hacksplaining <— interactive lessons to present the most typical cybersecurity attacks. Afterwards, the site presents an extended article with the ways of how to protect ourselves from the particular vulnerability
  • Hack The Box <— online platform allowing you to test your penetration testing skills and exchange ideas and methodologies with thousands of people in the security field
  • <— education platform for students (and other interested parties) to learn about, and practice, core cybersecurity concepts in a hands-on fashion
  • The Book of Secret Knowledge <— collection of inspiring lists, manuals, cheatsheets, blogs, hacks, one-liners, cli/web tools and more


  • 10 Minute Mail <— create a temporary anonymous e-mail
  • AmIUnique <— check your browser fingerprint
  • CyberChef <— web app for encryption, encoding, compression and data analysis
  • DuckDuckGo <— find what has been hidden from you by Google
  • Filecrypt <— encrypt a link
  • Firefox Send <— private file sharing up to 1GB (2.5GB with account)
  • Have I Been Pwned <— check if you have an account that has been compromised in a data breach
  • Firefox Monitor <— the same tool from Firefox
  • We Leak Info <— data breach search engine
  • Hybrid Analysis <— analyse malware for free in the browser
  • IP Info <— check if your VPN leaks information
  • Pi-Hole <— adblock for the whole network (requires: router + raspberry pi)
  • PrivacyTools <— set of services, tools, and knowledge to protect your privacy
  • PRISM Break <— set of privacy tools (categorised by operating systems)
  • Privacy Respecting <— curated list of privacy respecting services and software
  • <— list of security tools with great filtering options
  • Shodan <— search engine of IoT
  • Tails <— privacy OS for pendrive (protects your privacy and offers all sorts of apps to do so, like Tor, Thunderbird and PGP)
  • Webbkoll <— monitor privacy-enhancing features on websites, and find out who is letting you exercise control over your privacy
  • Whois <— whois lookup
  • Your social media fingerprint <— check where you are currently logged in

📊 Data Science

Subscribe to my newsletter to find out even more inspiring stuff to help you with your analytics!


My private OneNote would be there, but I prefer to share only the most relevant content. IMPORTANT: be aware that many cheatsheets repeat false information, such as classifying logistic regression as a pure classification algorithm.



  • CalmJobs <— job board of companies who value work-life balance
  • DataJobs <— jobs on the US market
  • Indeed <— worldwide job search
  • Kaggle jobs <— job board on Kaggle
  • LinkedIn <— social platform for employees
  • Remote Jobs <— browse 1,900+ remote companies and learn about their team, benefits, work culture and more
  • StatsJobs <— jobs for statisticians
  • Tech Interview Handbook <— carefully curated content to help you ace your next technical interview with a focus on algorithms


  • Glassdoor <— find jobs and company reviews from its employees
  • Jobscan <— optimise your resume using the ATS system
  • <— compare salaries and career levels at big companies

learning material

  • AI Explorables <— big ideas in machine learning, simply explained by Google
  • data-science-ipython-notebooks <— learn data science from IPython notebooks
  • Dive into Deep Learning <— interactive deep learning book with code, math, and discussions, based on the NumPy interface
  • Explained Visually <— interactive visualisations
  • Kaggle <— home of data science for competitions, datasets, coursers, notebooks and discussions
  • Machine Learning for Everyone <— blog post, which explains the most critical concepts in a funny and practical way. You won’t be bored reading it, and it might take you around 30-40 mins
  • Machine Learning on Coursera <— the must check course by Andrew Ng
  • Machine Learning Study Path March 2019 <— GitHub repository with complete ML study path, focused on TensorFlow and Scikit-Learn
  • Machine Learning with AWS <— free digital curriculum used to train Amazon’s developers and data scientists. You can end it up with a paid professional certification straight from AWS
  • Made with ML <— platform for the ML community to learn, discover, share & organize content
  • Neural Networks <— YouTube playlist of four (20 mins videos) explaining the theory behind neural networks (by 3blue1brown)
  • Papers with Code <— free and open resource with Machine Learning papers, code and evaluation tables


online tools



As there are many, I highly encourage you to check my custom feeds:


🎨 Design

colour palettes


  • Canva <— create graphics easily
  • Carbon <— share an image of code
  • Coggle <— generate mind maps
  • <— free online diagram software (previously:
  • Hatchful <— logo creator from the Shopify team
  • Kapwing <— collaborative platform for creating images, videos, and GIFs
  • Launchaco <— free online logo maker
  • Marvel <— create mockups in the browser
  • Venngage <— infographic creator


  • Photopea <— Photoshop in the browser
  • Pixlr X <— online image editor
  • <— automatically remove background from an image
  • Unscreen <— automatically remove background from a video


  • CoreUI Icons <— premium designed free icon set with marks in SVG, Webfont and raster formats
  • Eva Icons <— simple open-source icons
  • Flaticon <— free vector icons
  • Font Awesome <— vector icons and social logos for your website
  • icons8 <— free icons

📆 Events

📰 IT News

All the mentioned sites are mostly free of clickbait and offer the triumph of form over content.

🧠 Learning

  • Brilliant <— app that I do not feel guilty wasting my time with and paying to be a premium subscriber. It’s part of my “Three Goals” programme
  • Hypothesis <— open-source tool to highlight/annotate the text you read online and in the scientific papers. It’s a great way to organize your research, as well as hold discussions about your annotations with other users like me
  • Polar Bookshelf <— open-source tool to annotate PDF documents and websites and later turn them into Anki flashcards. It’s a quite unique alternative to Hypothesis
  • Researcher <— feed for scientific papers
  • Simple Wikipedia <— Wikipedia articles explained in simple words


I’ve explained my way of using flashcards (mainly Anki) thoroughly in this blog post.


  • Busuu <— global language learning community, where you can take language courses to practice reading, writing, listening and speaking (great alternative to Duolingo)
  • Clozemaster <— language learning gamification through mass exposure to vocabulary in context
  • Duolingo <— free web/mobile app to learn most of the languages
  • LyricsTraining <— learning languages with the music videos and filling in the lyrics of your favorite songs
  • Reverso Context <— translator with example sentences to give more context
  • Rosetta Stone <— learn online with a possibility to book online conversations with a native speaker
  • YouGlish <— search engine to find the pronunciation of the phrase in a YouTube video. The site offers multiple languages

online courses

  • Coursera <— courses by universities and other professional organizations
  • Courseroot <— course search engine
  • DataCamp <— online courses just for data science
  • Dataquest <— online courses just for data science (seems to be tougher than DataCamp but lacks the mobile app)
  • edX <— online university-level courses
  • HN Academy <— online courses recommended by the community of Hacker News
  • Khan Academy <— free online university
  • Linux Academy <— the #1 rated Learn-by-Doing, multicloud training platform, and the Hands-On Lab pioneers
  • SwitchUp <— compare/rank bootcamps by subjects
  • Udacity <— high-quality courses for tech topics
  • Udemy <— find and create online courses



➗ Math



  • Desmos <— graphing calculator. You can create visualisations close to 3blue1brown style (such as [1] or [2])
  • Manim <— generate explanatory animations for your math videos (created by 3blue1brown)
  • Mathway <— algebra problem solver
  • Symbolab <— step by step solver
  • WolframAlpha <— ultimate online calculator

📱 Mobile Apps

🎶 Music


  • Ableton
  • FL Studio <— my favourite choice with lots of online tutorials. Can be highly extended with multiple plugins



  • <— track your scrobbles. Make sure to follow me!
  • lofi hip hop radio <— live YouTube transmission of background music for your studying sessions
  • beats to relax/study to
  • beats to sleep/chill to
  • musicForProgramming <— series of mixes intended for listening while ‘+task+’ to aid concentration
  • Poolside FM <— the chillest place online: a place where it’s perpetually the summer of 1997 (probably my favourite radio)
  • Radio Garden <— listen to thousands of radio stations from the world using a Google Earth based menu
  • SoundCloud <— find lots of indie music and upload your own one. Make sure to follow me!
  • Spotify <— stream music online

sample packs

  • ADSR <— sample packs + music courses
  • BBC Sound Effects <— 16000 BBC Sound Effects in WAV format
  • <— 1000’s of free samples, presets, and more
  • Loopmasters <— different types of samples: one shots, loops, construction kits (samples combined for one particular song)
  • SoundPacks <— comprehensive source for free sample packs, drum kits, loop packs, and preset packs


📧 Newsletters

Try gathering all your favourite newsletters into Newsletry (Feedly for newsletters).

  • Awesome Newsletters <— curated list of awesome newsletters
  • <— scientific papers summarized in few bullet points
  • Data Elixir <— weekly dose of the top data science picks from around the web. Covering machine learning, data visualization, analytics, and strategy
  • Data Science Weekly <— featuring curated news, articles and jobs related to Data Science. You can read the archive at any time
  • DEV Community <— weekly newsletter of top 7 posts (activate in settings of your account)
  • GitHub Trending Repos <— subscribe to weekly/daily sets of trending repositories from different languages
  • Hacker Newsletter <— weekly newsletter of best posts from Hacker News
  • Highbrow <— choose a topic to learn and receive a daily message
  • Inside <— daily newsletters on different topics. For example, check out Inside AI and its recent issues at any time
  • James Clear <— apply better habits in your life (from the author of Atomic Habits)
  • Morning Cup of Coding <— daily programming newsletter featuring long form technical articles of all fields of software ✅ Telehealth Doctors ing
  • Podcast Notes <— summary of podcasts in few bullet points
  • The Data Science Roundup <— internet’s most useful data science articles
  • The Overflow <— newsletter by developers, for developers
  • unknowNews (🇵🇱) <— weekly newsletter. Check its archive or search engine for the past sendings
  • Unreadit/Tech <— Reddit content on tech

🎧 Podcasts

I recommend listening to all podcasts through Pocket Casts web/mobile app.



data science




⏲ Productivity

  • ActivityWatch <— open-source time tracker (alternative to RescueTime)
  • <— music to improve focus. Try sample sounds on their YouTube channel
  • myNoise <— background noises & interactive soundscapes
  • Noises <— free alternative to
  • Noisli <— another alternative
  • Box Breathing Exercise <— take a break, breathe and calm down
  • Effective ✅ Telehealth Doctors  Notes <— quick read on how to be effective and get things done
  • Feedly <— news aggregator. Save time by browsing what matters
  • Focusmate <— let others watch you while you work
  • Integromat <— automate various tasks (more advanced than IFTT and 2.5x cheaper than Zapier)
  • Intention <— Chrome extension to stop visiting distractive websites
  • Leave Me Alone <— see all of your subscription emails in one place and unsubscribe from them with a single click
  • lofi hip hop radio <— live YouTube transmission of background music for your studying sessions
  • beats to relax/study to
  • beats to sleep/chill to
  • Monochrome mode (grayscale mode) activation on your mobile device <— attract yourself less to the colourless screen
  • musicForProgramming <— series of mixes intended for listening while ‘+task+’ to aid concentration
  • Notion <— all-in-one workspace to replace to-do lists and note-taking apps
  • Obsidian <— powerful knowledge base (note-taking tool) that works on top of a local folder of plain text Markdown files
  • OneNote 2016 <— my favourite note-taking tool (2016 version more feature-rich over the UWP app)
  • Office OneNote Gem Add-Ins <— lots of plugins for different versions of OneNote
  • Onetastic <— set of extensions for OneNote
  • Productivity Methods <— large list by Todoist
  • Productivity Stack <— list of productivity tools
  • Quirk <— app to apply Cognitive Behavioral Therapy (CBT). The website also explains what is CBT
  • <— bookmark manager (Pocket like app)
  • RemNote <— note-taking app that will convert your notes to flashcards with the use of specific syntax. Here you can check its live demo
  • Roam <— note-taking tool as powerful as a graph database, applying the Zettelkasten method (alternative to Obsidian)
  • Todoist <— my daily to-do app (using this link you will get 2 months of premium for free!). If you don’t know how to start, check out my Todoist setup and inspire yourself!
  • Toggl <— the most integrated time tracker

👨‍💻 Programming

coding challenges

  • Binary Search <— create a room, invite your friends, and race to finish the problems
  • CheckiO <— learn Python or JavaScript through the online game
  • CodeGym <— online Java programming course that is 80% based on practice
  • CodeSignal <— the most popular website of this kind
  • CodinGame <— <— learn programming through online sets of puzzles
  • Edabit <— simple, new website in the market
  • exercism <— 100% free service, where you submit solutions through your terminal
  • HackerRank <— my personal choice. I’ve started with included 30-days coding challenge and can totally recommend it
  • LeetCode <— more advanced website, where you will mostly find problems asked by the world’s largest tech companies. I recommend watching Kevin Naughton Jr. who goes through many problems from there


  • Anaconda <— most popular Python/R Data Science platform, which lets you install and manage all of the following tools:
  • Jupyter Notebook <— good choice for the beginning and the reason of maintaining a well-documented code
  • Spyder <— Python IDE
  • RStudio <— R IDE
  • Visual Studio Code <— highly extensible IDE from Microsoft
  • Google Colab <— alternative to Jupyter Notebook. Run your code entirely in the browser and improve the model learning time by leveraging Google’s GPU/TPU
  • PyCharm <— more robust Python IDE
  • <— world’s leading online coding platform
  • Sublime Text <— the most optimised text editor with a package control

online tools

  • Airtable <— partly spreadsheet, partly database. Can replace WordPress for non-technical users, who can also manage multiple domains using this tool
  • Algorithm Visualiser <— interactive online platform to visualise algorithms from code
  • Bubble <— visual programming (no coding required)
  • Coda <— build docs as powerful as an app (no coding recuired)
  • ExtendsClass <— toolbox for web designers and webmasters
  • <— beautify your JSON code
  • Python Tutor <— visualise Python algorithms, step by step
  • regex101 <— online regex tester and debugger
  • StackEdit <— visual Markdown editor

websites to study from

🛫 Travel

🖥 Windows

  • 7-Zip <— file archiver with a high compression ratio
  • AIMP <— music player
  • AquaSnap <— tiling window manager
  • Audacity <— simple audio editor
  • AutoHotkey <— ultimate automation scripting language for Windows
  • Calibre <— e-book manager
  • Chocolatey <— package manager
  • ConEmu <— improved windows terminal
  • Directory Opus <— ultimate file manager (worth paying for)
  • Ditto <— clipboard manager
  • Everything <— search local files instantly
  • FileZilla <— free and open-source FTP client/server
  • f.lux <— reduce the amount of blue light at night (you can also install the preferred UWP app)
  • Frink <— practical calculating tool and programming language designed to make physical calculations simple
  • GitKraken <— cross-platform GUI Git client
  • JDownloader <— open-source download management tool
  • KeePassXC <— cross-platform password manager. Otherwise, consider 1Password as the most secure online manager
  • Mp3tag <— mp3 tag editor
  • Ninite <— install and update all your programs at once
  • PDF-XChange Editor <— most feature-rich PDF viewer/editor
  • <— full-featured portable software system
  • Potplayer <— video player
  • PowerToys <— Windows system utilities to maximize productivity. FancyZones is one of them, which improves window layout management
  • PuTTY <— SSH and telnet client
  • qBittorrent <— open-source torrent manager
  • ShareX <— most feature-rich screen capture tool

✍ Writing/Research


  • Awesome LaTeX <— list of LaTeX resources
  • Mathpix Snip <— convert images to LaTeX by capturing your screen
  • Overleaf <— online LaTeX editor, recommended not only for the beginners

research websites

  • arXiv <— open access to the scientific papers
  • Arxiv Sanity Preserver <— web interface that attempts to tame the overwhelming flood of papers on Arxiv
  • DOAJ <— directory of open access journals
  • Google Scholar <— web search engine that indexes the full text or metadata of scholarly literature
  • JSTOR <— access to more than 12 million academic journal articles, books, and primary sources in 75 disciplines
  • ResearchGate <— European commercial social networking site for scientists and researchers to share papers, ask and answer questions, and find collaborators
  • ScienceDirect <— website which provides subscription-based access to a large database of scientific and medical research
  • Sci-Hub <— unlock access to all scientific papers using its URL, PMID/DOI
  • Springer <— access to millions of scientific documents from journals, books, series, protocols, reference works and proceedings
  • Wikipedia’s List of academic databases and search engines

📼 YouTube Channels


data science




  • Akademia Bogactwa (🇵🇱) <— daily vlog of Polish entrepreneur focused on real estate
  • Ali Abdaal <— one of the best channels to learn organisation and study techniques from a med student
  • Andrzej Krzywda (🇵🇱) <— daily vlog of Polish programmer/entrepreneur
  • BrainCraft <— self-improvement tips and advice based in psychology and neuroscience
  • Charisma on Command <— master your charisma
  • Devstyle (🇵🇱) <— daily vlog of Polish entrepreneur (past programmer)
  • FightMediocrity <— summaries of the most inspiring books
  • MiroBurn (🇵🇱) <— daily vlog of Polish entrepreneur focused on online courses, biohacking, motivating others and establishing new companies
  • Wojna Idei (🇵🇱) <— psychology, philosophy, sociology and culture



  • AK LECTURES <— biology, biochemistry and physics. I recommend going through the playlists
  • AsapSCIENCE <— quick scientific explanations
  • Astrofaza (🇵🇱) <— everything about space
  • BrainStuff – HowStuffWorks <— everyday science in the world around us
  • CGP Grey <— short explanatory videos on varying subjects, including politics, geography, economics, history, and culture
  • exurb1a <— attempt to explain the way universe works
  • Geography Now <— first and only Youtube Channel that actively attempts to cover profiles on every single country of the world
  • iBiology <— biology talks by the world’s leading scientists that show the process of science and the wonders of discovery. Make sure to check out their other channels
  • iBiology Techniques <— iBiology technique driven videos such as a microscopy course
  • It’s Okay To Be Smart <— Joe Hanson, Ph.D. is a curious group of atoms in a curious universe, and he’s here to tell you how it all works
  • Kurzgesagt <— videos explaining things with optimistic nihilism (quality > quantity)
  • Langfocus <— channel of a language enthusiast, globetrotter
  • Lex Clips <— clips from the Artificial Intelligent podcast and other conversations with Lex Fridman
  • Life Noggin <— quickly animated explanations
  • Mark Rober <— channel of a former NASA ✅ Telehealth Doctors  and a friend of science
  • MinuteEarth <— science and stories about our awesome planet
  • minutephysics <— cool physics and other sweet science
  • Nauka. To Lubię (🇵🇱) <— for everyone who likes science
  • National Geographic <— world’s premium destination for science, exploration, and adventure
  • PBS Space Time <— explore the outer reaches of space, the craziness of astrophysics, the possibilities of sci-fi and more
  • Physics Girl <— adventures into the physical sciences with experiments, demonstrations, and cool new discoveries
  • Primer <— animated academic subjects
  • Reigarw Comparisons <— comparisons of sizes, speed, price, or anything interesting
  • SciFun (🇵🇱) <— world of science
  • Simone Giertz <— channel of a maker/robotics enthusiast/non-✅ Telehealth Doctors
  • Smarter Every Day <— exploring the world using science (also check out the 2nd channel)
  • Smartgasm (🇵🇱) <— lots of astronomy and physics
  • Stuff Made Here <— building fabrication projects, writing software, making electronics, and more
  • The Thought Emporium <— from biohacking and biology, to nuclear physics and nanotech
  • TierZoo <— what if to talk about animals in terms of stats
  • Today I Found Out <— brand new videos 7 days a week to learn something new
  • Tom Scott <— channel of a British Internet personality
  • Uwaga! Naukowy Bełkot (🇵🇱) <— well-researched topics from the overall science
  • Veritasium <— videos about science, education, and anything else found interesting
  • Vsauce <— mostly scientific, psychological, mathematical, and philosophical topics
  • What If <— what if ___ ?
  • What I’ve Learned <— mostly health-based videos from a single person

tech news

  • Dave Lee <— critical reviews of the newest tech on the market
  • Linus <— entertaining tech explanations
  • Techquickie <— humorous answers to tech questions

🤷 Other

About this site

Taking a journey on my blog will enhance your understanding of data science industry, give you practical insight on unwinding your lifestyle through my examples and try to leave you with a smile on my humorous intercalations.

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