Source: https://seerepo.com/compare/apache/shardingsphere/vs/supertokens/supertokens-core
Markdown source: https://seerepo.com/compare/apache/shardingsphere/vs/supertokens/supertokens-core.md
Description: shardingsphere and supertokens-core share 4 technologies: io.opentelemetry:opentelemetry-exporter-otlp, ch.qos.logback:logback-classic, OpenTelemetry, and io.opentelemetry:opentelemetry-sdk. Both are written in Java.

# shardingsphere vs supertokens-core

shardingsphere and supertokens-core share 4 technologies: io.opentelemetry:opentelemetry-exporter-otlp, ch.qos.logback:logback-classic, OpenTelemetry, and io.opentelemetry:opentelemetry-sdk. Both are written in Java.

- [apache/shardingsphere](https://seerepo.com/r/apache/shardingsphere): Empowering Data Intelligence with Distributed SQL for Sharding, Scalability, and Security Across All Databases.
- [supertokens/supertokens-core](https://seerepo.com/r/supertokens/supertokens-core): Open source alternative to Auth0 / Firebase Auth / AWS Cognito 

## What they share and what sets them apart

- In common: io.opentelemetry:opentelemetry-exporter-otlp, ch.qos.logback:logback-classic, OpenTelemetry, io.opentelemetry:opentelemetry-sdk
- Only in shardingsphere: ClickHouse, com.mysql:mysql-connector-j, curator-recipes, H2 Database, jakarta.jms-api, jedis, MariaDB, mssql-jdbc, org.apache.commons:commons-pool2, PostgreSQL, Postgres, com.github.ben-manes.caffeine:caffeine, MySQL, Redis, etcd, org.apache.zookeeper:zookeeper, com.zaxxer:HikariCP, JetBrains, polyglot, tomcat-embed-core, jakarta.persistence-api, org.apache.commons:commons-csv, org.freemarker:freemarker, jakarta.validation-api, commons-logging, jul-to-slf4j, Prometheus, org.slf4j:slf4j-api
- Only in supertokens-core: com.auth0:java-jwt, io.opentelemetry:opentelemetry-exporter-logging, ch.qos.logback:logback-core, io.opentelemetry.semconv:opentelemetry-semconv

## Side by side

| | shardingsphere | supertokens-core |
|---|---|---|
| Size | 841,860 lines written, 5,280 code files | 255,562 lines written, 422 code files |
| Who writes it | 0.1% of its commits signed by AI. With Claude Code and GitHub Copilot | 18.3% of its commits signed by AI. With Claude Code |
| Activity | Last push November 5, 2026, 47,227 commits, 20,817 stars | Last push November 6, 2026, 1,904 commits, 15,344 stars |
| Tests | 4,621 test files. 75.3% of its code files have a test that imports them | 503 test files. 34.1% of its code files have a test that imports them |

- Size: Lines written by people and agents, without generated ones; code files, without tests.
- Who writes it: A commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
- Activity: From GitHub and its history, on the day SeeRepo read it.
- Tests: The files that test the code, and the share of code files a test imports.

## Frequently asked questions

### Which is bigger, shardingsphere or supertokens-core?

shardingsphere, with 841,860 lines written; supertokens-core has 255,562.

The proof: [apache/shardingsphere's code at commit a6dfa0c](https://github.com/apache/shardingsphere/tree/a6dfa0c1f63a79ac2b4c81289139ff15c8d902fa)

### Which has more GitHub stars, shardingsphere or supertokens-core?

shardingsphere, with 20,817 stars; supertokens-core has 15,344.

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

### Which has more tests, shardingsphere or supertokens-core?

shardingsphere, with 4,621 test files; supertokens-core has 503.

The proof: [apache/shardingsphere's code at commit a6dfa0c](https://github.com/apache/shardingsphere/tree/a6dfa0c1f63a79ac2b4c81289139ff15c8d902fa)

### Which was updated more recently, shardingsphere or supertokens-core?

supertokens-core: its last push was on November 6, 2026, and shardingsphere's on November 5, 2026.

The proof: [supertokens/supertokens-core's commits on GitHub](https://github.com/supertokens/supertokens-core/commits)

### Which has more commits signed by AI, shardingsphere or supertokens-core?

supertokens-core: an AI signed 18.3% of its commits, with Claude Code; in shardingsphere, 0.1%.

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

## Sources

- apache/shardingsphere: Read on November 5, 2026, at commit a6dfa0c (https://github.com/apache/shardingsphere/tree/a6dfa0c1f63a79ac2b4c81289139ff15c8d902fa)
- supertokens/supertokens-core: Read on November 8, 2026, at commit 661e173 (https://github.com/supertokens/supertokens-core/tree/661e173f407cd3dc4a78f59aac3d3ad1bb816c9c)

## 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.