Source: https://seerepo.com/r/gchq/CyberChef
Markdown source: https://seerepo.com/r/gchq/CyberChef.md
Description: gchq/CyberChef is a JavaScript repo with 137,353 lines written. SeeRepo read CyberChef and doesn't recognize any of its technologies yet.

# What's inside gchq/CyberChef

gchq/CyberChef is a JavaScript repo with 137,353 lines written. SeeRepo read CyberChef and doesn't recognize any of its technologies yet. AI signed 0.1% of the 3,586 commits of CyberChef.

Its description on GitHub: “The Cyber Swiss Army Knife - a web app for encryption, encoding, compression and data analysis”

JavaScript · Apache-2.0 · 36,335 stars · GitHub: https://github.com/gchq/CyberChef

Read on November 7, 2026, at commit d4d96c6.

## More on this repo

- [What is CyberChef built with?](https://seerepo.com/r/gchq/CyberChef/built): SeeRepo read CyberChef and doesn't recognize any of its technologies yet.
- [How much of CyberChef did AI write?](https://seerepo.com/r/gchq/CyberChef/ai): AI signed 0.1% of the 3,586 commits of CyberChef.

## In figures

- 137,353 lines written: The ones people and agents wrote: product, tests, schemas and tooling. Generated code doesn’t count.
- 641 files: The same as the lines: product, tests, schemas and tooling. What’s generated doesn’t count.
- 233 test files: The files that test the code.
- 18 technologies: Each service with the file and line that prove it.

SeeRepo read the facts in its code and kept none of it. AI only helps sort its packages and folders by their names, and never sees its code.

## Frequently asked questions

### What is gchq/CyberChef?

gchq/CyberChef is a JavaScript repo with 137,353 lines written. Its description on GitHub: “The Cyber Swiss Army Knife - a web app for encryption, encoding, compression and data analysis”

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

### What is CyberChef built with?

SeeRepo read CyberChef and doesn't recognize any of its technologies yet.

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

### How much of CyberChef did AI write?

AI signed 0.1% of the 3,586 commits of CyberChef.

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

### What license does CyberChef have?

CyberChef is released under the Apache-2.0 license.

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

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

CyberChef had 36,335 stars on GitHub on November 7, 2026.

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

## Add this badge to your README

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

```markdown
[![gchq/CyberChef on SeeRepo](https://seerepo.com/badge/gchq/CyberChef.svg)](https://seerepo.com/r/gchq/CyberChef?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.