Who should use 2025/uellenberg?

2025/uellenberg is an open-source project built for programmers and C language enthusiasts.

What platforms does 2025/uellenberg run on?

2025/uellenberg runs on the command line.

Is 2025/uellenberg still active?

The GitHub repository shows 118 commits in the last 90 days.

What are alternatives to 2025/uellenberg?

Similar projects tracked by PulseGate include Codere, Home Makeover, and Synapticlabs.

Who develops 2025/uellenberg?

2025/uellenberg is developed by Jonah Uellenberg, based in the United States.

When did 2025/uellenberg launch?

2025/uellenberg first shipped in 2020.

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2025/uellenberg

Name: 2025/uellenberg
Author: Jonah Uellenberg

ioccc.orgInfrastructure🇺🇸

Ping pong is an open-source command-line game written in C, submitted to the IOCCC. Players compile and run the code to play, offering a unique experience for programmers interested in code-based games and obfuscated programming challenges.

Open SourceCC-BY-SA-4.0CLI

Visit ioccc.org

1.4kstars

96forks

4features

2020since

Overview

4 features

2025/uellenberg is a Games project. It focuses on providing a unique, code-based ping pong game experience for programmers and C enthusiasts. 2025/uellenberg is an open-source project aimed at programmers and C language enthusiasts. 2025/uellenberg is open source under the CC-BY-SA-4.0 license. It runs on the command line.

It is developed by Jonah Uellenberg (United States), and it first shipped in 2020. The project is developed in the open on GitHub with 1.4k stars and 118 commits in the last 90 days. Among its 4 catalogued features are command-line gameplay, C source code, and makefile build.

Summary written by a language model from the project’s public pages.

Command-line gameplay
C source code
Makefile build
Open source

Built with & integrations

Runs on

CLI

Trust & compliance

License

CC-BY-SA-4.0

Verified signals

HTTPSOpen SourceFree tierActive maintenance

Indexing history

What PulseGate has recorded for this listing

Indexed30 Jun · 21:48 UTC
Ping pong: A game that requires a C compiler to play verified against its public source
Source: PulseGate · Open

Frequently asked questions about 2025/uellenberg

What does 2025/uellenberg do?: 2025/uellenberg focuses on providing a unique, code-based ping pong game experience for programmers and C enthusiasts. It is catalogued under Games on PulseGate.
Who should use 2025/uellenberg?: 2025/uellenberg is an open-source project built for programmers and C language enthusiasts.
Is 2025/uellenberg free?: Yes — 2025/uellenberg is open source under the CC-BY-SA-4.0 license and free to use.
What platforms does 2025/uellenberg run on?: 2025/uellenberg runs on the command line.
Is 2025/uellenberg still active?: The GitHub repository shows 118 commits in the last 90 days.
What are alternatives to 2025/uellenberg?: Similar projects tracked by PulseGate include Codere, Home Makeover, and Synapticlabs.Codere Home Makeover Synapticlabs
Who develops 2025/uellenberg?: 2025/uellenberg is developed by Jonah Uellenberg, based in the United States.
When did 2025/uellenberg launch?: 2025/uellenberg first shipped in 2020.

At a glance

Platforms: Cli
Languages: English
License: CC-BY-SA-4.0
Built for: programmers and C language enthusiasts
Model: Open source
Solves: Providing a unique, code-based ping pong game experience for programmers and C enthusiasts.

Developer

🇺🇸Jonah Uellenberg

Community-driven

Open source

Stars: 1,385
Forks: 96
Open issues: 2
Last commit: 30 Jun 2026
Commits 90d: 118
Contributors: 22
Authorship: Community-driven
Default branch: master

Live coverage

Identity confidence: High · 93.8
Indexed: 30 Jun 2026
Lifecycle: Unverified
Last seen: 30 Jun 2026

Identity audit (12)

Slug: ping-pong-a-game-that-requires-a-c-compiler-to-play-ioccc-org
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 30 Jun 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 1 Jul 2026
Canonical URL: https://ioccc.org/2025/uellenberg/index.html

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