Open source focus

Open Source Alternatives to PayEm

4 open source Fintech options similar to PayEm, 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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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
Faremeter22
Fintech
Open-source framework enabling autonomous AI agents to make frictionless web3 payments via web2 infrastructure.
Open source · Self-hostable
Bitwarden57
CybersecuritySanta Barbara, United States$130.0M
Open-source password manager for individuals, teams, and businesses.
Open source · Self-hostable
Ghost53
Publishing PlatformSingapore, Singapore$7.4M
An open-source platform for professional publishers to create, share, and grow a business around their content.
Open source · Self-hostable

Company	Sector	License	HQ	Funding	Score
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
FaremeterOpen-source framework enabling autonomous AI agents to make frictionless web3 payments via web2 infrastructure.	Fintech	Open source · Self-hostable	—	—	22
BitwardenOpen-source password manager for individuals, teams, and businesses.	Cybersecurity	Open source · Self-hostable	Santa Barbara, United States	$130.0M	57
GhostAn open-source platform for professional publishers to create, share, and grow a business around their content.	Publishing Platform	Open source · Self-hostable	Singapore, Singapore	$7.4M	53