Open source focus

Open Source Alternatives to Zapier

12 open source Workflow Automation options similar to Zapier, 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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Kantu26
Workflow Automation
Open-source browser extension and RPA software for automating web and desktop workflows.
Open source · Self-hostable
Kestra49
Data OrchestrationParis, France$36.0M
An open-source orchestration platform for unifying data pipelines, AI workflows, and business processes.
Open source · Self-hostable
PromptQL45
Artificial IntelligenceSan Francisco, United States
An AI-native workspace designed to turn team interactions into actionable, proprietary data for agentic workflows.
Open source · Self-hostable
Langflow32
Agentic AILisbon, Portugal
Low-code platform for building, iterating, and deploying AI applications, especially RAG and multi-agent systems.
Open source · Self-hostable
Camunda Pte. Limited20
Workflow AutomationBerlin, Germany
Camunda provides an open-source process automation platform for orchestrating human and system workflows.
Open source · Self-hostable
Camunda Inc.19
Process AutomationBerlin, Germany
Company
Open source · Self-hostable
LLMStack16
Agentic AI
Open-source, no-code platform for building and deploying AI agents, workflows, and generative AI applications.
Open source · Self-hostable
Fractask7
Open Source
Open-source task tree for humans and AI, built around the Fractask method.
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
Camunda Services GmbH19
Workflow AutomationBerlin, Germany
Company
Open source · Self-hostable
Databricks82
Data AnalyticsSan Francisco, United States$36.7B
A unified data analytics and AI platform built on the lakehouse architecture.
Open source · Self-hostable
OpenOps53
EnterpriseSan Francisco, United States$125K
No-code, open-source cloud automation platform for FinOps and custom solutions.
Open source · Self-hostable

Company	Sector	License	HQ	Funding	Score
KantuOpen-source browser extension and RPA software for automating web and desktop workflows.	Workflow Automation	Open source · Self-hostable	—	—	26
KestraAn open-source orchestration platform for unifying data pipelines, AI workflows, and business processes.	Data Orchestration	Open source · Self-hostable	Paris, France	$36.0M	49
PromptQLAn AI-native workspace designed to turn team interactions into actionable, proprietary data for agentic workflows.	Artificial Intelligence	Open source · Self-hostable	San Francisco, United States	—	45
LangflowLow-code platform for building, iterating, and deploying AI applications, especially RAG and multi-agent systems.	Agentic AI	Open source · Self-hostable	Lisbon, Portugal	—	32
Camunda Pte. LimitedCamunda provides an open-source process automation platform for orchestrating human and system workflows.	Workflow Automation	Open source · Self-hostable	Berlin, Germany	—	20
Camunda Inc.Company	Process Automation	Open source · Self-hostable	Berlin, Germany	—	19
LLMStackOpen-source, no-code platform for building and deploying AI agents, workflows, and generative AI applications.	Agentic AI	Open source · Self-hostable	—	—	16
FractaskOpen-source task tree for humans and AI, built around the Fractask method.	Open Source	Open source · Self-hostable	—	—	7
FaremeterOpen-source framework enabling autonomous AI agents to make frictionless web3 payments via web2 infrastructure.	Fintech	Open source · Self-hostable	—	—	22
Camunda Services GmbHCompany	Workflow Automation	Open source · Self-hostable	Berlin, Germany	—	19
DatabricksA unified data analytics and AI platform built on the lakehouse architecture.	Data Analytics	Open source · Self-hostable	San Francisco, United States	$36.7B	82
OpenOpsNo-code, open-source cloud automation platform for FinOps and custom solutions.	Enterprise	Open source · Self-hostable	San Francisco, United States	$125K	53