Open Source Alternatives to B12
15 open source AI Website Builder options similar to B12, 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.
LLMStackNot ratedOpen-source, no-code platform for building and deploying AI agents, workflows, and generative AI applications.
Open source · Self-hostable
ElementorNot ratedElementor is the leading open-source website builder platform for WordPress professionals, enabling pixel-perfect design and efficient site creation with AI-assisted tools.
Open source · Self-hostable
FlectraNot ratedOpen-source ERP and CRM software to streamline business operations and enhance productivity.
Open source · Self-hostable
CommaAgentNot ratedBest free & open source AI personal assistant.
Open source
DolibarrNot ratedOpen-source ERP and CRM web suite for businesses of all sizes.
Open source · Self-hostable
OpenOpsNot ratedNo-code, open-source cloud automation platform for FinOps and custom solutions.
Open source · Self-hostable
cal.comNot ratedOpen-source scheduling infrastructure for individuals, businesses, and developers.
Open source · Self-hostable
FaremeterNot ratedOpen-source framework enabling autonomous AI agents to make frictionless web3 payments via web2 infrastructure.
Open source · Self-hostable
KantuNot ratedOpen-source browser extension and RPA software for automating web and desktop workflows.
Open source · Self-hostable
FINLAI designsNot ratedDevelops digitalization partnerships, local IT security software (NoRisk), and AI agents for sole proprietors and SMEs.
Open source
Apache AirflowNot ratedOpen-source platform for programmatically authoring, scheduling, and monitoring data pipelines.
Open source · Self-hostable
ERPNextNot ratedOpen-source ERP system for small and medium-sized businesses.
Open source · Self-hostable
Camunda Inc.Not ratedCompany
Open source · Self-hostable
WP Job ManagerNot ratedA free WordPress job board plugin
Open source
Hugging FaceNot ratedHugging Face is the leading AI community and platform for machine learning collaboration, enabling developers to build, share, and deploy models, datasets, and applications.
Open source · Self-hostable

