Open source focus

Open Source Alternatives to Fiserv Inc.

17 open source Banking Technology options similar to Fiserv Inc., 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.

View all alternatives to Fiserv Inc. →

Archimedes52
Fintech$7.3M
Open-source lending protocol for superior capital efficiency in Decentralized Finance (DeFi).
Open source · Self-hostable
Cardano55
Blockchain
A secure, scalable, and sustainable proof-of-stake blockchain platform for decentralized applications and smart contracts.
Open source · Self-hostable
Faremeter22
Fintech
Open-source framework enabling autonomous AI agents to make frictionless web3 payments via web2 infrastructure.
Open source · Self-hostable
x402scan10
Fintech
An ecosystem explorer and analytics platform for the x402 protocol and agentic commerce.
Open source · Self-hostable
ChainSafe Systems57
Web3Toronto, Canada$18.8M
Leading Web3 infrastructure firm specializing in protocol engineering, cross-chain interoperability, and Web3 gaming.
Open source · Self-hostable
Blockmesh Network31
BlockchainIsrael, Israel
Decentralized data infrastructure and AI framework for AI training, inference, and ecosystem intelligence.
Open source · Self-hostable
Open Bitcoin Tracker23
Fintech
A privacy-focused, open-source Android app to track Bitcoin value without accounts or analytics.
Open source · Self-hostable
Novapanda20
Fintech
VDC verifiable delivery certificates with open protocols, open source specifications, and mock trial nodes online.
Open source
DIMO59
Connected VehiclesBrooklyn, United States$20.5M
DIMO is a decentralized vehicle data network that empowers car owners to collect, control, and monetize their vehicle data, enabling developers to build mobility applications.
Open source
Akash Network56
DePINSan Francisco, United States$2.0M
Decentralized cloud marketplace for compute resources, leveraging blockchain technology (DePIN).
Open source · Self-hostable
Manyverse21
Decentralized Social Network
Manyverse is a social network client that uses a peer-to-peer protocol, allowing users to create and share content offline and without central servers.
Open source · Self-hostable
Lastsaas2
SaaS Boilerplate
LastSaaS is an open-source SaaS boilerplate designed for AI-assisted development, offering a complete foundation for launching SaaS businesses.
Open source
Nous Research63
Artificial IntelligenceSan Francisco, United States$145.0M
Open-source AI research lab training decentralized large language models on Solana blockchain
Open source · Self-hostable
Linux Foundation15
Open SourceSan Francisco, USA
A non-profit technology consortium supporting the development of Linux and other open-source software projects.
Open source · Self-hostable
Openmetaverse11
Metaverse Interoperability
A non-profit organization dedicated to fostering open standards and software for a scalable, interoperable, and vendor-neutral metaverse.
Open source
Codius AI10
Smart ContractsSan Francisco, United States
An open-source hosting protocol for smart programs and decentralized applications.
Open source
Hyperledger7
Blockchain
An open-source collaborative effort hosted by The Linux Foundation to advance cross-industry blockchain technologies.
Open source

Company	Sector	License	HQ	Funding	Score
ArchimedesOpen-source lending protocol for superior capital efficiency in Decentralized Finance (DeFi).	Fintech	Open source · Self-hostable	—	$7.3M	52
CardanoA secure, scalable, and sustainable proof-of-stake blockchain platform for decentralized applications and smart contracts.	Blockchain	Open source · Self-hostable	—	—	55
FaremeterOpen-source framework enabling autonomous AI agents to make frictionless web3 payments via web2 infrastructure.	Fintech	Open source · Self-hostable	—	—	22
x402scanAn ecosystem explorer and analytics platform for the x402 protocol and agentic commerce.	Fintech	Open source · Self-hostable	—	—	10
ChainSafe SystemsLeading Web3 infrastructure firm specializing in protocol engineering, cross-chain interoperability, and Web3 gaming.	Web3	Open source · Self-hostable	Toronto, Canada	$18.8M	57
Blockmesh NetworkDecentralized data infrastructure and AI framework for AI training, inference, and ecosystem intelligence.	Blockchain	Open source · Self-hostable	Israel, Israel	—	31
Open Bitcoin TrackerA privacy-focused, open-source Android app to track Bitcoin value without accounts or analytics.	Fintech	Open source · Self-hostable	—	—	23
NovapandaVDC verifiable delivery certificates with open protocols, open source specifications, and mock trial nodes online.	Fintech	Open source	—	—	20
DIMODIMO is a decentralized vehicle data network that empowers car owners to collect, control, and monetize their vehicle data, enabling developers to build mobility applications.	Connected Vehicles	Open source	Brooklyn, United States	$20.5M	59
Akash NetworkDecentralized cloud marketplace for compute resources, leveraging blockchain technology (DePIN).	DePIN	Open source · Self-hostable	San Francisco, United States	$2.0M	56
ManyverseManyverse is a social network client that uses a peer-to-peer protocol, allowing users to create and share content offline and without central servers.	Decentralized Social Network	Open source · Self-hostable	—	—	21
LastsaasLastSaaS is an open-source SaaS boilerplate designed for AI-assisted development, offering a complete foundation for launching SaaS businesses.	SaaS Boilerplate	Open source	—	—	2
Nous ResearchOpen-source AI research lab training decentralized large language models on Solana blockchain	Artificial Intelligence	Open source · Self-hostable	San Francisco, United States	$145.0M	63
Linux FoundationA non-profit technology consortium supporting the development of Linux and other open-source software projects.	Open Source	Open source · Self-hostable	San Francisco, USA	—	15
OpenmetaverseA non-profit organization dedicated to fostering open standards and software for a scalable, interoperable, and vendor-neutral metaverse.	Metaverse Interoperability	Open source	—	—	11
Codius AIAn open-source hosting protocol for smart programs and decentralized applications.	Smart Contracts	Open source	San Francisco, United States	—	10
HyperledgerAn open-source collaborative effort hosted by The Linux Foundation to advance cross-industry blockchain technologies.	Blockchain	Open source	—	—	7