Open Source Alternatives to Traditional Payment Gateways (Stripe, PayPal)
4 open source Fintech options similar to Traditional Payment Gateways (Stripe, PayPal), 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 Traditional Payment Gateways (Stripe, PayPal) →
Faremeter22FintechOpen-source framework enabling autonomous AI agents to make frictionless web3 payments via web2 infrastructure.
Open source · Self-hostable
Lastsaas2SaaS BoilerplateLastSaaS is an open-source SaaS boilerplate designed for AI-assisted development, offering a complete foundation for launching SaaS businesses.
Open source
Ghost53Publishing PlatformSingapore, Singapore$7.4MAn open-source platform for professional publishers to create, share, and grow a business around their content.
Open source · Self-hostable
Bitwarden57CybersecuritySanta Barbara, United States$100.0MOpen-source password manager for individuals, teams, and businesses.
Open source · Self-hostable
| Company | Sector | License | HQ | Funding | Score | Website |
|---|---|---|---|---|---|---|
| FaremeterOpen-source framework enabling autonomous AI agents to make frictionless web3 payments via web2 infrastructure. | Fintech | Open source · Self-hostable | — | — | 22 | |
| 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 | |
| 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 | |
| BitwardenOpen-source password manager for individuals, teams, and businesses. | Cybersecurity | Open source · Self-hostable | Santa Barbara, United States | $100.0M | 57 |