Open Source Alternatives to Harmonica
4 open source Customer Service Automation options similar to Harmonica, 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.
Rasa49Conversational AIBerlin, Germany$13.0MOpen-source conversational AI platform for building custom chatbots and virtual assistants.
Open source · Self-hostable
Vocode50Open SourceSan Francisco, United States$3.8MOpen-source library for building hyper-realistic voice agents and conversational AI applications.
Open source · Self-hostable
Kestra49Data OrchestrationParis, France$36.0MAn open-source orchestration platform for unifying data pipelines, AI workflows, and business processes.
Open source · Self-hostable
PromptQL45Artificial IntelligenceSan Francisco, United StatesAn AI-native workspace designed to turn team interactions into actionable, proprietary data for agentic workflows.
Open source · Self-hostable
| Company | Sector | License | HQ | Funding | Score | Website |
|---|---|---|---|---|---|---|
| RasaOpen-source conversational AI platform for building custom chatbots and virtual assistants. | Conversational AI | Open source · Self-hostable | Berlin, Germany | $13.0M | 49 | |
| VocodeOpen-source library for building hyper-realistic voice agents and conversational AI applications. | Open Source | Open source · Self-hostable | San Francisco, United States | $3.8M | 50 | |
| 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 |