Best Open Source Alternatives to Voiceflow

Parlant replaces enterprise support platforms like Decagon with an open-source Python harness using dynamic context matching and strict guardrails.

vs Voiceflow: a free, open-source option you fully control, licensed Apache-2.0.

Botpress replaces proprietary chatbot builders like Manychat with an agent platform pairing visual canvas flows with a TypeScript integration SDK.

vs Voiceflow: a free, open-source option you fully control, licensed MIT.

Hexabot is an open-source alternative to Voiceflow and Manychat that lets teams build visual AI chatbots and automated workflows on self-hosted servers.

vs Voiceflow: a free, open-source option you fully control, licensed AGPL-3.0.

Jarvis is an open-source macOS alternative to Wispr Flow that turns speech into clean text using local Whisper models, Parakeet, and Ollama.

vs Voiceflow: a free, open-source option you fully control, licensed MIT.