On-Page SEO is also known as On-site SEO. On-Page SEO refers to the process of optimizing individual web pages in order to improve their search engine rankings. On-Page SEO is multi-faceted and extends beyond content, and includes other features such as schemas and meta tags.
On page techniques are
Title
Meta description
URL structure
Sitemap.xml
Robots.txt
Hidden links
Spam blog
Content audit
Internal linking
External linking