About Us

About MiniConvert

MiniConvert was born from a principle: developer tools that handle sensitive data should never require an internet connection to function. In 2023, our founder was working as a contractor at a financial services company with strict data policies. He needed to convert CSV exports to JSON, decode Base64-encoded API tokens, and test regex patterns against log files — but company policy prohibited pasting any production data into third-party websites, and installing unapproved software on work machines required a procurement process that took weeks.

He built MiniConvert as a fully client-side toolkit that runs entirely in the browser using JavaScript. Once the page loads, it works without any internet connection — meaning it can be used in air-gapped environments, on restricted corporate machines, and in situations where data sensitivity prohibits any server communication. The tools he built first were the ones he needed most: CSV to JSON, Base64 Encoder/Decoder, and Regex Tester.

Minimal by Design

The name MiniConvert reflects our design philosophy: minimal interface, minimal dependencies, minimal friction. Each tool has two panels — input on the left, output on the right — with a clear label and one-click copy. There are no settings panels, no configuration options, no theme selectors, and no tutorials. If you know what Base64 encoding is, you do not need us to explain it to you. If you are converting CSV to JSON, you know what CSV and JSON are. Our tools respect your expertise and get out of the way.

Security Through Architecture

MiniConvert does not collect, store, or transmit any user data because it literally cannot — there is no server-side component. The entire application is static HTML, CSS, and JavaScript served from a CDN. There is no API, no database, no logging, and no analytics on tool usage. Your data stays on your machine because it physically has nowhere else to go. This is not a privacy policy promise — it is an architectural constraint.

The Team

MiniConvert is maintained by two developers who work in enterprise environments where data security is non-negotiable. We built these tools to solve our own daily conversion needs within the constraints of corporate security policies, and we continue to use them every day. New tools are added when we encounter a data conversion need that we cannot solve with existing tools within our security requirements.

Bug reports and tool suggestions welcome at our Contact page.