explaingit

tusharsinghbisht/pong.net

Analysis updated 2026-05-18

1GoAudience · developerComplexity · 3/5Setup · moderate

TLDR

A terminal based, peer to peer Pong game written in Go where two players connect directly to each other with no game server involved.

Mindmap

mindmap
  root((repo))
    What it does
      Peer to peer Pong game
      Terminal user interface
      No central server
    Tech stack
      Go
      libp2p networking
      Bubbletea terminal UI
    Use cases
      Play a quick match with a stranger
      Play a friend with a room code
      Play over a local network
    Audience
      Developers
      Hobbyist gamers

Code map

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filefunction / class

What do people build with it?

USE CASE 1

Play a real-time Pong match against a random opponent using Quick Match.

USE CASE 2

Set up a private room with a friend using a shared secret code to play over the internet.

USE CASE 3

Play against another player on the same local network using LAN Lobby.

USE CASE 4

Study the project as an example of building peer to peer netcode with libp2p.

What is it built with?

Golibp2pBubbletea

How does it compare?

tusharsinghbisht/pong.netadvayc/wrappedaegrail/aegrail-engine
Stars111
LanguageGoGoGo
Setup difficultymoderateeasyhard
Complexity3/52/55/5
Audiencedevelopergeneralops devops

Figures from each repo's GitHub metadata at analysis time.

How do you get it running?

Difficulty · moderate Time to first run · 30min

Requires Go 1.26+ to build from source, or a compatible terminal with Unicode and color support to run a prebuilt binary.

In plain English

Pong.net is a two player Pong game that runs directly in your terminal, with no game server involved at all. The two players' computers connect straight to each other over the internet or a local network using a peer to peer networking system called libp2p, so there is nothing central to sign into or depend on. To find an opponent, the game offers four ways to connect. Quick Match pairs you with a random stranger looking for a game right now. Private Room lets two friends type the same secret code so the network can introduce them to each other. LAN Lobby automatically finds other players on the same local network, useful for an office or a home network. Direct Connect lets you paste a friend's network address by hand if the other methods do not work. Whichever peer's identifier comes first alphabetically automatically becomes the host running the actual game logic, so no separate coordination step is needed. The game itself has a polished text based interface with an animated menu, colored playing field, and a live score header showing connection ping. Gameplay runs thirty times a second, with paddles that have momentum, a ball that speeds up with every hit, and the return angle depending on where the ball strikes the paddle. First player to five points wins. While playing, you can chat with the other player, pause and resume, or request a rematch once a game ends. To build and run it yourself you need Go version 1.26 or newer and a terminal that supports Unicode text and color, at least 80 by 25 characters in size, though prebuilt versions of the game do not require Go installed. The project includes an automated test suite covering the game physics, the network protocol, and full matches played over a real network connection. The README does not state a license for this project.

Copy-paste prompts

Prompt 1
Help me build and run pong.net from source using Go 1.26.
Prompt 2
Explain how pong.net's host and guest roles are decided between two peers.
Prompt 3
Walk me through setting up a Private Room match in pong.net with a friend.
Prompt 4
Show me how pong.net's netcode predicts local paddle movement while rendering the host's snapshots.

Frequently asked questions

What is pong.net?

A terminal based, peer to peer Pong game written in Go where two players connect directly to each other with no game server involved.

What language is pong.net written in?

Mainly Go. The stack also includes Go, libp2p, Bubbletea.

How hard is pong.net to set up?

Setup difficulty is rated moderate, with roughly 30min to a first successful run.

Who is pong.net for?

Mainly developer.

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