Open source focus

Open Source Alternatives to The Sustainable Group

9 open source Smart City options similar to The Sustainable Group, ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Every company listed publishes its source: each one carries an open source sector tag and a public GitHub repository.

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ChainSafe Systems
Not rated
Leading Web3 infrastructure firm specializing in protocol engineering, cross-chain interoperability, and Web3 gaming.
Open source · Self-hostable
Odigos
Not rated
Open-source project for instant distributed tracing and metrics using eBPF and OpenTelemetry.
Open source · Self-hostable
Cardano
Not rated
A secure, scalable, and sustainable proof-of-stake blockchain platform for decentralized applications and smart contracts.
Open source · Self-hostable
CloudQuery
Not rated
Open-source data integration platform for security and infrastructure teams.
Open source · Self-hostable
Kong
Not rated
API gateway and management platform for microservices and cloud-native applications.
Open source · Self-hostable
Heroic Labs
Not rated
Social infrastructure for games, makers of Nakama game server.
Open source · Self-hostable
keyval
Not rated
Odigos provides an open-source software solution for developers to enable distributed tracing for their applications using OpenTelemetry and eBPF, accelerating production issue resolution.
Open source · Self-hostable
Realnas
Not rated
Open-source Network Attached Storage (NAS) operating system based on FreeBSD, managing ZFS, SMB, NFS, users, snapshots, and boot environments.
Open source · Self-hostable
Nexspence
Not rated
A free, open-source, self-hosted universal artifact repository manager.
Open source · Self-hostable

Company	License	Founded	Rating	Reviews
ChainSafe SystemsLeading Web3 infrastructure firm specializing in protocol engineering, cross-chain interoperability, and Web3 gaming.	Open source · Self-hostable	-	Not rated	-
OdigosOpen-source project for instant distributed tracing and metrics using eBPF and OpenTelemetry.	Open source · Self-hostable	-	Not rated	-
CardanoA secure, scalable, and sustainable proof-of-stake blockchain platform for decentralized applications and smart contracts.	Open source · Self-hostable	-	Not rated	-
CloudQueryOpen-source data integration platform for security and infrastructure teams.	Open source · Self-hostable	-	Not rated	-
KongAPI gateway and management platform for microservices and cloud-native applications.	Open source · Self-hostable	-	Not rated	-
Heroic LabsSocial infrastructure for games, makers of Nakama game server.	Open source · Self-hostable	-	Not rated	-
keyvalOdigos provides an open-source software solution for developers to enable distributed tracing for their applications using OpenTelemetry and eBPF, accelerating production issue resolution.	Open source · Self-hostable	-	Not rated	-
RealnasOpen-source Network Attached Storage (NAS) operating system based on FreeBSD, managing ZFS, SMB, NFS, users, snapshots, and boot environments.	Open source · Self-hostable	-	Not rated	-
NexspenceA free, open-source, self-hosted universal artifact repository manager.	Open source · Self-hostable	-	Not rated	-