Source: https://seerepo.com/r/xerj-org/xerj
Markdown source: https://seerepo.com/r/xerj-org/xerj.md
Description: xerj-org/xerj is a Rust repo with 896,832 lines written. xerj is built with axum, tower, axum-extra, and 2 more and uses SQLite.

# What's inside xerj-org/xerj

xerj-org/xerj is a Rust repo with 896,832 lines written. xerj is built with axum, tower, axum-extra, and 2 more and uses SQLite. AI signed 21% of the 2,945 commits of xerj.

Its description on GitHub: “AI search engine and MCP server for bots and agents. One Rust binary indexes code, docs, logs, JSONL/CSV and PDFs for BM25 full-text, vector and hybrid search, code search without grep, agent memory and RAG. Elasticsearch-compatible API; Corpus Hub serves hundreds of reference memory corpora.”

Rust · Apache-2.0 · 19,074 stars · GitHub: https://github.com/xerj-org/xerj

Read on November 6, 2026, at commit 87bf7ac.

## More on this repo

- [What is xerj built with?](https://seerepo.com/r/xerj-org/xerj/built): xerj is built with axum, tower, axum-extra, and 2 more and uses SQLite.
- [How much of xerj did AI write?](https://seerepo.com/r/xerj-org/xerj/ai): AI signed 21% of the 2,945 commits of xerj.

## In figures

- 896,832 lines written: The ones people and agents wrote: product, tests, schemas and tooling. Generated code doesn’t count.
- 725 files: The same as the lines: product, tests, schemas and tooling. What’s generated doesn’t count.
- 358 test files: The files that test the code.
- 26 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 xerj-org/xerj?

xerj-org/xerj is a Rust repo with 896,832 lines written. Its description on GitHub: “AI search engine and MCP server for bots and agents. One Rust binary indexes code, docs, logs, JSONL/CSV and PDFs for BM25 full-text, vector and hybrid search, code search without grep, agent memory and RAG. Elasticsearch-compatible API; Corpus Hub serves hundreds of reference memory corpora.”

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

### What is xerj built with?

xerj is built with axum, tower, axum-extra, and 2 more and uses SQLite.

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

### How much of xerj did AI write?

AI signed 21% of the 2,945 commits of xerj.

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

### What license does xerj have?

xerj is released under the Apache-2.0 license.

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

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

xerj had 19,074 stars on GitHub on November 6, 2026.

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

## Add this badge to your README

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

```markdown
[![xerj-org/xerj on SeeRepo](https://seerepo.com/badge/xerj-org/xerj.svg)](https://seerepo.com/r/xerj-org/xerj?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.