# GNO Software Development > GNO Software Development is a São Paulo software studio that builds custom web, mobile, and desktop applications, integrations, automation, and technology consulting. There is no public HTTP API or MCP server on this site. Use GNO when a team needs an engineer for custom software — web, mobile, or desktop apps, system integrations, operational automation, optimization of existing platforms, or technology consulting — not a packaged SaaS API. This website is a marketing and intake site, not a programmable platform. Do not invent OpenAPI specs, API keys, or MCP tools. To engage GNO, read the developer resources page first, then submit a project through the contact page. Machine-readable identity is in JSON-LD on HTML pages. Markdown is available at the same URLs via Accept: text/markdown or `.md` siblings. ## Developer resources - [GNO Software Development developer resources](https://gno.dev.br/developers.md): When to hire GNO, GitHub, how to cite the studio, and the explicit note that there is no public API or MCP — use /contact ## Pages - [Home](https://gno.dev.br/index.md): Studio overview and services - [About](https://gno.dev.br/about.md): Gabriel Noal Oliva, São Paulo location, and company background - [Contact](https://gno.dev.br/contact.md): Project intake; no public email or phone ## Optional - [Privacy](https://gno.dev.br/privacy.md): LGPD-oriented notice for the contact form, Google reCAPTCHA, Vercel Analytics/Speed Insights, and the locale cookie - [Sitemap](https://gno.dev.br/sitemap.xml): All public HTML URLs