Arnav Gupta

I build things and write about them. Long-form essays, technicalwriting, and the projects in between.

Essays

Beyond Copilot, Cursor and Claude Code: The Unbundled Coding AI Tools StackDec 18, 2025
The AI Revolution: Following the Path of Microchips and Cloud ComputingAug 17, 2025
On Keeping a NotebookJun 1, 2022

Tech Posts

The Content Rendering PipelineJun 15, 2026
Using Howdy on Linux like Windows HelloJun 3, 2026
Under the Hood: How 2FA TOTP Authenticator Apps WorkMar 8, 2026

Projects

All projects →

arnav.techThis website — a sepia, written personal site built with Astro.
envsyncServerless, end-to-end encrypted syncing of API keys and secrets across the machines on my home LAN.
sharetime.zoneShare a time across timezones with a link you can type from memory — even works in cURL.