Source: https://seerepo.com/r/upscayl/upscayl
Markdown source: https://seerepo.com/r/upscayl/upscayl.md
Description: upscayl/upscayl is a TypeScript repo with 8,069 lines written in 109 files. upscayl is built with Next.js and React and uses PostHog and Firebase.

# What's inside upscayl/upscayl

upscayl/upscayl is a TypeScript repo with 8,069 lines written in 109 files. upscayl is built with Next.js and React and uses PostHog and Firebase. AI signed 0.1% of the 994 commits of upscayl.

Its description on GitHub: “🆙 Upscayl - #1 Free and Open Source AI Image Upscaler for Linux, MacOS and Windows.”

TypeScript · AGPL-3.0 · 51,330 stars · GitHub: https://github.com/upscayl/upscayl

Read on October 30, 2026, at commit a00d55f.

## Its folders

- [What is upscayl built with?](https://seerepo.com/r/upscayl/upscayl/built): upscayl is built with Next.js and React and uses PostHog and Firebase.
- [How much of upscayl did AI write?](https://seerepo.com/r/upscayl/upscayl/ai): AI signed 0.1% of the 994 commits of upscayl.

## In figures

- 8,069 lines written: The ones people and agents wrote: product, tests, schemas and tooling. Generated code doesn’t count.
- 109 files: The product’s, not counting tests.
- 1 test files: The files that test the code.
- 4 technologies: Each one with the file and line that prove it.

SeeRepo read its code facts-only: no AI, and none of its code is kept.

## Frequently asked questions

### What is upscayl/upscayl?

upscayl/upscayl is a TypeScript repo with 8,069 lines written in 109 files. Its description on GitHub: “🆙 Upscayl - #1 Free and Open Source AI Image Upscaler for Linux, MacOS and Windows.”

The proof: [its page on GitHub](https://github.com/upscayl/upscayl)

### What is upscayl built with?

upscayl is built with Next.js and React and uses PostHog and Firebase.

The proof: [each technology with its file and line](https://seerepo.com/r/upscayl/upscayl/built)

### How much of upscayl did AI write?

AI signed 0.1% of the 994 commits of upscayl.

The proof: [the commits each tool signed](https://seerepo.com/r/upscayl/upscayl/ai)

### What license does upscayl have?

upscayl is released under the AGPL-3.0 license.

The proof: [its page on GitHub](https://github.com/upscayl/upscayl)

### How many stars does upscayl have on GitHub?

upscayl had 51,330 stars on GitHub on October 30, 2026.

The proof: [its page on GitHub](https://github.com/upscayl/upscayl)

## Add this badge to your README

It links to this page and updates itself each time SeeRepo reads the repo.

```markdown
[![upscayl/upscayl on SeeRepo](https://seerepo.com/badge/upscayl/upscayl.svg)](https://seerepo.com/r/upscayl/upscayl?de=insignia)
```

## What is your repo built with?

Any public repo, with no account: https://seerepo.com/r/owner/repo/built, with the owner and name it has on GitHub.