Source: https://seerepo.com/uses/log4j-12-api
Markdown source: https://seerepo.com/uses/log4j-12-api.md
Description: 10 public repos that SeeRepo read use log4j-1.2-api. It's used most with Apache, commons-logging, and org.apache.logging.log4j:log4j-core.

# Open source repos that use log4j-1.2-api

10 public repos that SeeRepo read use log4j-1.2-api. It's used most with Apache, commons-logging, and org.apache.logging.log4j:log4j-core.

## Used most with

- Apache: 3 repos
- commons-logging: 3 repos
- org.apache.logging.log4j:log4j-core: 3 repos
- org.jfree:jfreechart: 2 repos
- log4j-slf4j-impl: 2 repos
- caffeine: 1 repo
- kafka-clients: 1 repo
- MariaDB: 1 repo

## The repos, by stars

1. [netty/netty](https://seerepo.com/r/netty/netty): Java · 35,069 stars · 0.1% signed by AI — Netty project - an event-driven asynchronous network application framework
2. [openzipkin/zipkin](https://seerepo.com/r/openzipkin/zipkin): Java · 17,473 stars — Zipkin is a distributed tracing system
3. [prestodb/presto](https://seerepo.com/r/prestodb/presto): Java · 16,770 stars — The official home of the Presto distributed SQL query engine for big data
4. [apache/doris](https://seerepo.com/r/apache/doris): Java · 16,193 stars · 0.7% signed by AI — Apache Doris is a real-time analytics and hybrid search database for AI agents.
5. [zaproxy/zaproxy](https://seerepo.com/r/zaproxy/zaproxy): Java · 16,127 stars — The ZAP by Checkmarx Core project
6. [apache/hadoop](https://seerepo.com/r/apache/hadoop): Java · 15,710 stars · 0.1% signed by AI — Apache Hadoop
7. [elastic/logstash](https://seerepo.com/r/elastic/logstash): Ruby · 14,973 stars · 0.2% signed by AI — Logstash - transport and process your logs, events, or other data
8. [apache/druid](https://seerepo.com/r/apache/druid): Java · 14,096 stars · 0.1% signed by AI — Apache Druid: a high performance real-time analytics database.
9. [opensearch-project/OpenSearch](https://seerepo.com/r/opensearch-project/OpenSearch): Java · 13,983 stars — 🔎 Open source distributed and RESTful search engine.
10. [pinpoint-apm/pinpoint](https://seerepo.com/r/pinpoint-apm/pinpoint): Java · 13,872 stars · 0.1% signed by AI — APM, (Application Performance Management) tool for large-scale distributed systems. 

## Frequently asked questions

### What is the most popular open source repo that uses log4j-1.2-api?

netty/netty, with 35,069 stars on GitHub.

The proof: [netty/netty on GitHub](https://github.com/netty/netty)

### What other technologies is log4j-1.2-api used with?

With Apache (3), commons-logging (3), org.apache.logging.log4j:log4j-core (3), org.jfree:jfreechart (2), and log4j-slf4j-impl (2), out of the 10 repos that use it.

### What languages are the repos that use log4j-1.2-api written in?

Java (9) and Ruby (1).

### How many repos that use log4j-1.2-api have commits signed by AI?

6 of the 10; the most, apache/doris, with 0.7% of its commits.

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

## 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.