Open Source on WebNotes

Kailash Nadh

Mon, 11 May 2026 00:00:00 +0000

Kailash Nadh is an Indian software engineer, open-source developer, and the chief technology officer (CTO) of Zerodha, India’s largest retail stockbroker by active client count. He is the principal architect of Kite, Zerodha’s flagship web and mobile trading platform, and of Zerodha Console, the company’s back-office reporting and analytics platform. Nadh is recognised internationally in the open-source software community for creating and maintaining a number of widely adopted libraries and applications, including Listmonk, a self-hosted newsletter manager, and Koanf, a configuration management library for Go. He is a prominent advocate for open-source software, minimal software design, and engineering culture that prioritises clarity and correctness over complexity.

Kailash Nadh's FOSS contributions

Mon, 11 May 2026 00:00:00 +0000

Kailash Nadh’s FOSS contributions covers the free and open-source software (FOSS) projects created and maintained by Kailash Nadh, chief technology officer of Zerodha, India’s largest retail stockbroker. Nadh is one of the most prolific open-source contributors to emerge from the Indian technology industry and has released software used globally across multiple application domains, including email and newsletter infrastructure, application configuration, ephemeral communications, and general-purpose programming utilities. His FOSS work is conducted in a personal capacity alongside his professional role as CTO, though it reflects and reinforces the open-source engineering culture he has built at Zerodha.

Nithin Kamath's open-source advocacy

Mon, 11 May 2026 00:00:00 +0000

Nithin Kamath’s open-source advocacy refers to the sustained public position taken by Nithin Kamath, founder and chief executive officer of Zerodha, in favour of adopting free and open-source software (FOSS) in Indian financial services infrastructure. This advocacy encompasses public statements, regulatory submissions, social media commentary, and the example set by Zerodha’s own technology choices. It is closely related to, and made credible by, the open-source software contributions of Kailash Nadh, Zerodha’s chief technology officer. A detailed account of Nadh’s own FOSS contributions is at Kailash Nadh’s FOSS contributions.

Zerodha's open-source contributions

Mon, 11 May 2026 00:00:00 +0000

Overview

Zerodha has been among the most active contributors to open-source software among Indian financial services companies, publishing client libraries, data tools, infrastructure components, and configuration management tools under open-source licences on GitHub. The open-source programme serves multiple purposes: it supports the ecosystem of developers who build applications using the Kite Connect API, it signals technical credibility to the developer community, and it reflects the company’s stated philosophy of contributing to the broader technology community.