Professional Hub

CryptPad

End-to-end encrypted documents, sheets and kanban in the browser.

Ali Abdaal

Study technique and productivity videos aimed at students and professionals.

Batch every task under two minutes

Collecting tiny tasks into one short block beats interrupting deep work.

Tally

Form builder with an unusually generous free plan and no per-response cap.

Cal.com

Open-source scheduling you can use hosted or run on your own server.

Thomas Frank

Productivity systems, Notion templates and study strategies.

Jeff Su

Workflow automation, resume teardowns and corporate productivity tips.

AMFI NAV India

Official daily NAV for every mutual fund scheme in India, plain text.

Microsoft Learn

Official free training for Azure, Power BI, Python and AI services.

Google Skillshop

Free Google Ads, Analytics and Grow certification courses with exams.

HubSpot Academy

Free certified courses in inbound marketing, sales and CRM.

LinkedIn Learning (1-month free)

Thousands of professional courses free during the trial month.

CS50 Cybersecurity

Practical security thinking: threats, crypto and risk, from Harvard.

AWS Skill Builder (free tier)

600+ free AWS digital courses plus cloud quest practice labs.

Levels.fyi

Crowdsourced compensation data by company and level.

CA Rachna Ranade

Reading balance sheets and stock basics, explained by a practising CA.

Akshat Shrivastava

Macro trends, stocks and wealth-building frameworks for Indian markets.

Stirling PDF

Self-hostable toolbox for merging, splitting, OCR and converting PDFs locally.

Obsidian

Local-first markdown notes with linking and a large plugin ecosystem.

Notion

Docs, databases and wikis in one workspace with a free personal plan.

Trello

Simple kanban boards for tracking work with a free tier.

Make the AI interview you first

Asking for clarifying questions before an answer removes guesswork.

Lumo

Proton's assistant with encrypted chat history and no training on your data.

Kevin Stratvert Excel & Power BI

Complete Excel and Power BI classes free on YouTube, well-paced.

Mode SQL Tutorial

Interactive beginner-to-analytic SQL lessons run in the browser.

SQLBolt

Learn SQL in an afternoon with short interactive lessons.