25 alternatives · from game networking middleware

Alternatives to Photon Quantum

Photon Quantum is designed for Unity multiplayer games that need deterministic simulation. Its ECS framework pairs local input prediction with rollback and resimulation, and its simulation libraries cover math, physics, navigation, animation, and bots. Photon Realtime transport and Photon server infrastructure coordinate clocks and input latency; matchmaking and sessions of up to 128 players are also supported. Free plans are available, with paid options beginning at $95,…

18.5

Colyseus

Colyseus is an open-source Node.js framework for building real-time multiplayer games, with matchmaking and state synchronization.

Free planOpen sourceAndroidiOSWeb

From $15 a month

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28.1

Photon Realtime

Photon Realtime is a cloud-hosted networking service for building cross-platform real-time multiplayer games.

Free planAndroidiOSWeb

From $0.29 a month

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37.8

Unity

Unity Engine is development software for making games and apps, including immersive experiences built from CAD and 3D data.

Free planAndroidiOSWeb

Free plan

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4
Normcore
Normcore is a networking solution for Unity projects, with networked physics, persistent spaces, voice chat, and XR support.
Free planAndroidiOSWebLinux
7.5From $49 a month
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5
SmartFoxServer
SmartFoxServer is a client/server SDK for building real-time multiplayer games, MMOs, virtual communities, and other shared experiences.
Free planAndroidiOSWebAPI
7.5From €32.50 a month
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6
Photon Fusion
Photon Fusion is a state-transfer networking SDK for making multiplayer games with Unity, Unreal, and Godot.
Free planAndroidiOSWebLinux
7.4From $0.50 a month
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7
FishNet
FishNet is a networking solution for Unity games, with a client-server model and free use without CCU caps or paywalls.
Free planAndroidiOSWebLinux
7.3$50, paid once
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8
Amazon GameLift Servers
Amazon GameLift Servers deploys, operates, and scales dedicated cloud servers for session-based multiplayer games.
AndroidiOSWebAPI
6.9From $1 a month
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9
Mirror Networking
Mirror Networking is a free, MIT-licensed system for adding multiplayer capabilities to Unity games.
Free planAndroidiOSWebLinux
6.7Free plan
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10
Netcode for GameObjects
Netcode for GameObjects is Unity’s networking library for synchronizing GameObjects and world data during multiplayer sessions.
Free planAndroidiOSWebLinux
6.7Free plan
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11
Netick
Netick is a free networking solution for building server-authoritative, state-synchronized multiplayer games in Unity.
Free planAndroidiOSWebLinux
6.7Free plan
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12
LiteNetLib
LiteNetLib is a free, MIT-licensed UDP networking library for .NET Standard 2.1, Mono and .NET.
Free planAndroidiOSLinuxmacOS
6.6Free plan
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13
netcode.io
netcode.io is an open-source client/server protocol for real-time multiplayer games, using UDP to exchange unreliable, unordered packets.
Free planLinuxmacOSSelf-hostedWindows
6.6Free plan
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14
Riptide Networking
Riptide Networking is a free, lightweight C# library for connections and data exchange in multiplayer games.
Free planAndroidiOSLinuxmacOS
6.6Free plan
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15
GameNetworkingSockets
GameNetworkingSockets is a free, open-source transport library for games that sends reliable and unreliable messages over UDP.
Free planiOSAPILinuxmacOS
6.5Free plan
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16
Naia
Naia is a free Rust networking library for multiplayer games built around server-controlled entity replication and typed messages.
AndroidiOSWebLinux
6.4
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17
Open Match
Open Match is a free, open-source framework for developers building a game matchmaker.
Free planAPISelf-hosted
6.4Free plan
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18
Steamworks
Steamworks is Valve’s collection of tools and services for managing and operating games on Steam.
Free planAPILinuxmacOSWindows
6.3Free plan
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19
coherence
Coherence is a networking product for Unity projects, with a hybrid network model and support for matchmaking and rollback netcode.
AndroidiOSWebLinux
6.0From $666.67 a month
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20
Steam Input
Steam Input is a controller configuration system built into the Steam client.
APILinuxmacOSWindows
6.0
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21
DarkRift 2
DarkRift 2 is a free, open-source networking library for multiplayer experiences that need an authoritative server.
Free planLinuxSelf-hostedWindows
5.9Free plan
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22
GGRS
GGRS is a free, open-source Rust library for peer-to-peer rollback networking in games.
WebAPILinuxmacOS
5.9
Visit
23
GGPO
GGPO is an open-source networking library for peer-to-peer games that uses rollback to keep play moving while remote inputs travel between players.
Free planWindows
5.8Free plan
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24
Photon Server
Photon Server is a paid, on-premises real-time socket server and cross-platform multiplayer framework.
APISelf-hostedWindows
5.2
Visit
25
Renet
Renet is a free, open-source Rust network library for server and client multiplayer games, aimed at fast-paced and competitive play.
5.2
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