Open Source Alternatives to Syncschat
60 open source Voice AI options similar to Syncschat, ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Each profile notes license and self-hosting where we have it.
Coqui48Voice AIBerlin, Germany$2.0MOpen-source AI models for voice synthesis, translation, and TTS.
Open source · Self-hostable
Saperly43Voice AISan Francisco, United States$2.0MPhone carrier for AI agents, providing real phone numbers, voice, and messaging via API.
Open source
Lionwire19Voice AILionwire develops an AI platform that leverages advanced voice AI to create and deploy autonomous outbound sales and customer engagement agents.
Open source
Mirrorfly11Agentic AIChennai, IndiaWhite-label AI voice agents and chatbots for automated customer support and task automation.
Open source
Getpoint8Voice AIGetpoint is an AI-powered platform that helps businesses automate customer support and sales with intelligent agents.
Open source
Ibodycam7Voice AIAI-powered bodycam solution for enhanced situational awareness and evidence.
Open source
CallrichVoice AICallrich provides an AI-powered outbound calling platform for sales teams to automate prospecting and qualification.
Open source
Cartesia64Voice AISan Francisco, United States$191.0MUltra-realistic voice AI platform powered by State Space Models for developers.
Open source
Resemble AI55Voice AINew York, United States$36.5MAI-powered platform for generating and manipulating realistic human voices and multimodal deepfakes.
Open source
Google Cloud Text-to-Speech15Voice AIMountain View, United StatesAPI service converting text to natural-sounding speech using Google's advanced AI.
Open source
Vapi65Voice AISan Francisco, United States$74.3MVapi provides a highly configurable API platform for developers and enterprises to build, deploy, and scale human-like voice AI agents.
Open source
Bland64Voice AISan Francisco, United States$51.0MEnterprise Voice AI platform for automating 24/7 phone calls with self-hosted, custom AI agents.
Open source
Cognigy (NICE)63Voice AgentDüsseldorf, GermanyEnterprise Conversational AI platform for automating customer interactions and business processes.
Open source
Sendbird61Conversational AISan Mateo, United StatesOmnichannel AI-powered communication platform for enterprise customer engagement.
Open source
Meaning55Artificial IntelligenceTel Aviv, IsraelReal-time AI voice conversion technology for global communication enhancement.
Open source
Vocode50Open SourceSan Francisco, United States$3.8MOpen-source library for building hyper-realistic voice agents and conversational AI applications.
Open source · Self-hostable
Lucida AI49Artificial IntelligenceSan Francisco, United States$13.1MSpeech-to-speech AI platform for real-time, natural spoken communication and language learning.
Open source
- COCognigy49Voice AgentDüsseldorf, Germany$156.5M
AI-powered platform for building and deploying sophisticated conversational AI agents.
Open source
Symbl.ai36Voice AISan Francisco, United States$6.4MAI platform for understanding and acting on conversations across voice and text.
Open source
Jako.ai20EnterpriseTel Aviv, IsraelAI-powered live call assistant for sales reps, providing real-time information and advice.
Open source
Metadialogues17Conversational AIMetadialogues develops advanced dialogue technology to enhance digital user interactions with innovative conversational AI solutions.
Open source
Synchuman8Voice AIAI-powered platform for personalized human-like digital avatars and virtual assistants.
Open source
- Funbutton7Voice AI
Talk fast. Stay local. Pay less. Wispr Flow without the SaaS. Built in public.
Open source
OpenAI84Artificial IntelligenceSan Francisco, United States$190.6BOpenAI is an AI research and deployment company dedicated to ensuring that artificial general intelligence benefits all of humanity.
Open source
Nomi55AI CopilotSan Francisco, United States$180.0MReal-time AI sales copilot providing on-the-spot phrase suggestions and advice during calls.
Open source
Cekura40Agentic AITel Aviv, IsraelAutomated testing and observability for AI voice and chat agents to ensure reliability and accelerate deployment.
Open source
- Anyvoice22Voice AI
AI voice cloning and generation platform for realistic speech in 80+ languages.
Open source
Modelglass12AI InfrastructureSydney, AustraliaRegistry to compare AI models on cost, billing, architecture, and capability.
Open source
Convo10Voice AISan Francisco, United StatesA real-time AI meeting assistant that listens to calls and suggests what to say next.
Open source
Intervyou8AI AgentAI-powered platform simulating job interviews with a three-voice AI panel for comprehensive feedback.
Open source
Dhvanix8Voice AIAI-powered voice platform for automated customer engagement and support.
Open source
Deepgram65NeocloudSan Francisco, United States$177.1MDeepgram is an enterprise voice AI platform providing APIs for speech-to-text, text-to-speech, and voice agents, used by over 200,000 developers to build voice-first products.
Open source
Dante45Artificial Intelligence$1.5MAI-powered chatbot for instant website customer engagement and support.
Open source
- BLBlip42Voice AISão Paulo, Brazil$10.0M
AI-powered platform for creating and managing interactive voice experiences.
Open source
AIMLAPI26API PlatformTallinn, EstoniaAIMLAPI provides a unified API gateway, simplifying the integration of various AI and ML models like GPT-4 and Stable Diffusion into applications.
Open source
Lingsee8Voice AIAI-powered platform for personalized language learning and fluency development.
Open source
Thiomi Lugha6EdTechInnovative AI-powered language learning solutions for personalized and effective mastery.
Open source
ElevenLabs79AILondon, United Kingdom$1.6BElevenLabs AI Music Generator allows users to quickly create high-quality, customized music tracks in any genre or style, with or without vocals, in multiple languages using simple text prompts.
Open source
SpaceXAI76Frontier AI LabPalo Alto, United States$90.0BSpaceXAI is an artificial intelligence and social media company, a subsidiary of SpaceX, developing the generative AI chatbot Grok and the social network X.
Open source
Kyutai69Frontier AI LabParis, France$300.0MA non-profit AI research lab focused on open science and developing advanced multimodal and voice AI models.
Open source · Self-hostable
Genesys Cloud CX64Contact Center AIDaly City, United States$3.9BCloud-based contact center solution for unified customer experiences across all channels.
Open source
regard54HealthcareSan Francisco, United StatesAI-powered clinical documentation and quality improvement for healthcare providers.
Open source
Ultravox.ai52Agentic AISan Francisco, United States$10.0MUltravox.ai (formerly Fixie.ai) is building human-like voice AI agents and models for natural, real-time communication.
Open source
Rasa49Conversational AIBerlin, Germany$13.0MOpen-source conversational AI platform for building custom chatbots and virtual assistants.
Open source · Self-hostable
- OBOBOt AI49Conversational AITel Aviv, Israel$5.0M
AI-powered platform for automating customer support and sales interactions.
Open source
- SASales Interaction Agent49Agentic AISan Francisco, United States$5.0M
AI-powered agents automating sales outreach, lead qualification, and customer engagement.
Open source
- OBoBot.ai45Conversational AITel Aviv, Israel$3.5M
AI-powered platform for automating customer interactions and workflows.
Open source
Tryagentically35Agentic AIAI-powered platform for automating customer interactions and sales processes.
Open source
Callbravo35Voice AI$1.5MAI-powered platform for sales teams to automate outreach and manage customer interactions.
Open source
Clara Ai35Conversational AIAI-powered platform for automating and optimizing customer communication and workflows.
Open source
Plurai34Conversational AITel Aviv, IsraelPlurai pioneers reliable conversational AI with impactful products to help businesses unlock their chat agents' potential.
Open source
Magick AI28Agentic AIVisual IDE for programming and deploying AI Agents without writing code.
Open source
Aquotiq28Conversational AILouth, United KingdomAI-powered platform for automating and optimizing customer support interactions.
Open source
Hume AI25Voice AIUnited StatesAI toolkit to understand emotional expression.
Open source
Thenvoi AI Ltd21Conversational AILondon, United KingdomAI-powered platform for automating customer service interactions and workflows.
Open source
Brieflow19Conversational AILondon, United KingdomAI-powered platform for creating and managing customer service chatbots and virtual assistants.
Open source
Darim17Conversational AIDarim provides an AI-powered platform to automate and enhance customer support and sales processes with intelligent conversational agents.
Open source
superwhisper17Artificial IntelligenceNew York, United StatesAI-powered voice-to-text application for Mac, Windows, and iOS, focusing on privacy and customization.
Open source
Zenthic15Conversational AISan Francisco, United StatesAI-powered platform for automating customer support and sales interactions.
Open source
Etherwaves AI14Conversational AIDevelops conversational Slack applications using AI and NLP to integrate natural language requests with product interfaces.
Open source