# Xelari > Xelari is a structure-based platform for de novo DNA and RNA aptamer design. Public website content is server-rendered and can be read without JavaScript. ## Core pages - [Home](https://xelari.com/): Platform overview, solutions, benefits, science, pricing, and FAQ. - [Aptamer design](https://xelari.com/aptamer-design): Technical overview of aptamers, SELEX, and AI-driven rational design. - [News](https://xelari.com/news): All Xelari news and research posts. - [Privacy policy](https://xelari.com/privacy) - [Terms of service](https://xelari.com/terms) ## Articles - [Why pH, temperature and ions belong in the design specification](https://xelari.com/news/why-ph-temperature-and-ions-belong-in-the-design-specification) - [Why protein structure is becoming design-ready now](https://xelari.com/news/why-protein-structure-is-becoming-design-ready-now) - [Why change the chemistry of aptamers?](https://xelari.com/news/why-change-the-chemistry-of-aptamers) - [The targeting layer is a design variable](https://xelari.com/news/the-targeting-layer-is-a-design-variable) - [No antibody? You may not have to build the assay from scratch](https://xelari.com/news/what-if-antibody-doesnt-exist-yet) - [How to choose the right binding site for your aptamer](https://xelari.com/news/how-to-choose-the-right-binding-site-for-your-aptamer) - [The proteome doesn't have a coverage gap – it has a coverage bias](https://xelari.com/news/the-proteome-doesnt-have-a-coverage-gap-it-has-a-coverage-bias) - [Xelari Platform Update: June 2026](https://xelari.com/news/xelari-platform-update-june2026) - [Aptamer Design: From SELEX to AI-Driven Rational Design](https://xelari.com/news/aptamer-design) ## Discovery - [XML sitemap](https://xelari.com/sitemap.xml) ## Contact - Email: info@xelari.com