Tools

Tools we built for learners and the community. They run in your browser, and you do not need to sign up.

Focus board

A Kanban board with a built-in Pomodoro timer. Press play on a card, focus for 25 minutes, and see how many sessions each task took.

253 LeetCode problems across 17 topics and 36 patterns. Mark problems solved, bookmark them and keep notes.

Turn any link or text into a QR code. Pick the exact size, colours and error correction, then download a PNG or SVG.

தமிழ் பெயர் இடைவெளி

Find shops, roads and places on OpenStreetMap in Tamil Nadu cities that are missing their Tamil name, then add them.

Code we wrote to run TOSSConf. Use it for your own community event.

Reads participant lists from CSV, creates a PDF pass with a QR code for each person, and emails it to them.

A web app for check-in at the venue: scan pass QR codes, verify them, log entry for each event day and follow it on a dashboard.