Open source focus

Open Source Alternatives to Fathom

20 open source AI Meeting Assistant options similar to Fathom, 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.

View all alternatives to Fathom →

OP
OpenWorker7
Agentic AI
OpenWorker is an open-source desktop AI agent that runs locally, integrates with everyday tools, and delivers finished outcomes by breaking down tasks.
Open source
Kyutai68
Frontier AI LabParis, France$300.0M
A non-profit AI research lab focused on open science and developing advanced multimodal and voice AI models.
Open source · Self-hostable
Probabl54
MLOpsParis, France$18.5M
Track experiments, validate models, and collaborate with confidence using Skore, the methodology layer for AI coding tools.
Open source
Vocode50
Open SourceSan Francisco, United States$3.8M
Open-source library for building hyper-realistic voice agents and conversational AI applications.
Open source · Self-hostable
Rasa49
Conversational AIBerlin, Germany$13.0M
Open-source conversational AI platform for building custom chatbots and virtual assistants.
Open source · Self-hostable
All-Hands AI49
Agentic AIBoston, United States$5.0M
An open-source platform for building and running AI coding agents that automate software development tasks.
Open source · Self-hostable
Coqui48
Voice AIBerlin, Germany$2.0M
Open-source AI models for voice synthesis, translation, and TTS.
Open source · Self-hostable
Mycroft35
Voice AIKansas City, United States$121.5M
Open-source, privacy-focused voice assistant and AI platform.
Open source · Self-hostable
LibreChat10
AINew York, United States
Open-source, self-hostable AI chatbot UI.
Open source · Self-hostable
Fractask7
Open Source
Open-source task tree for humans and AI, built around the Fractask method.
Open source · Self-hostable
Gitpod63
Developer ToolsTübingen, Germany$28.0M
Cloud Development Environments for efficient and secure team software development.
Open source · Self-hostable
Bitwarden57
CybersecuritySanta Barbara, United States$130.0M
Open-source password manager for individuals, teams, and businesses.
Open source · Self-hostable
Ghost53
Publishing PlatformSingapore, Singapore$7.4M
An open-source platform for professional publishers to create, share, and grow a business around their content.
Open source · Self-hostable
Slauth.io43
EnterpriseAshburn, United States$1.5M
Ark Infotech offers Cybersecurity, AI/ML, Data Analytics, and IT consulting services, including the Slauth.io IAM Policy Copilot.
Open source · Self-hostable
Mycroft AI38
Voice AssistantKansas City, United States$4.0M
Open-source, privacy-focused voice assistant and AI platform.
Open source · Self-hostable
Kilo Code24
Agentic AISan Francisco, United States
Open-source, agentic AI coding tool for VS Code, combining Cline and Roo Code features.
Open source · Self-hostable
Omnivore23
Consumer App
A free and open-source read-it-later service with AI-powered features and integrations.
Open source · Self-hostable
Zotero22
Research ToolsFairfax, United States
Free, open-source personal research assistant for collecting, organizing, citing, and sharing research.
Open source · Self-hostable
Pomvox21
Voice AI
Press a key, talk, and clean text appears at your cursor, transcribed on the Apple Neural Engine. Free, open source, and fully private.
Open source
Cap19
Developer ToolsSan Francisco, United States
Open-source screen recording, editing, and hosting tool with ownership of your data.
Open source · Self-hostable

Company	Sector	License	HQ	Funding	Score
OPOpenWorkerOpenWorker is an open-source desktop AI agent that runs locally, integrates with everyday tools, and delivers finished outcomes by breaking down tasks.	Agentic AI	Open source	—	—	7
KyutaiA non-profit AI research lab focused on open science and developing advanced multimodal and voice AI models.	Frontier AI Lab	Open source · Self-hostable	Paris, France	$300.0M	68
ProbablTrack experiments, validate models, and collaborate with confidence using Skore, the methodology layer for AI coding tools.	MLOps	Open source	Paris, France	$18.5M	54
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
RasaOpen-source conversational AI platform for building custom chatbots and virtual assistants.	Conversational AI	Open source · Self-hostable	Berlin, Germany	$13.0M	49
All-Hands AIAn open-source platform for building and running AI coding agents that automate software development tasks.	Agentic AI	Open source · Self-hostable	Boston, United States	$5.0M	49
CoquiOpen-source AI models for voice synthesis, translation, and TTS.	Voice AI	Open source · Self-hostable	Berlin, Germany	$2.0M	48
MycroftOpen-source, privacy-focused voice assistant and AI platform.	Voice AI	Open source · Self-hostable	Kansas City, United States	$121.5M	35
LibreChatOpen-source, self-hostable AI chatbot UI.	AI	Open source · Self-hostable	New York, United States	—	10
FractaskOpen-source task tree for humans and AI, built around the Fractask method.	Open Source	Open source · Self-hostable	—	—	7
GitpodCloud Development Environments for efficient and secure team software development.	Developer Tools	Open source · Self-hostable	Tübingen, Germany	$28.0M	63
BitwardenOpen-source password manager for individuals, teams, and businesses.	Cybersecurity	Open source · Self-hostable	Santa Barbara, United States	$130.0M	57
GhostAn open-source platform for professional publishers to create, share, and grow a business around their content.	Publishing Platform	Open source · Self-hostable	Singapore, Singapore	$7.4M	53
Slauth.ioArk Infotech offers Cybersecurity, AI/ML, Data Analytics, and IT consulting services, including the Slauth.io IAM Policy Copilot.	Enterprise	Open source · Self-hostable	Ashburn, United States	$1.5M	43
Mycroft AIOpen-source, privacy-focused voice assistant and AI platform.	Voice Assistant	Open source · Self-hostable	Kansas City, United States	$4.0M	38
Kilo CodeOpen-source, agentic AI coding tool for VS Code, combining Cline and Roo Code features.	Agentic AI	Open source · Self-hostable	San Francisco, United States	—	24
OmnivoreA free and open-source read-it-later service with AI-powered features and integrations.	Consumer App	Open source · Self-hostable	—	—	23
ZoteroFree, open-source personal research assistant for collecting, organizing, citing, and sharing research.	Research Tools	Open source · Self-hostable	Fairfax, United States	—	22
PomvoxPress a key, talk, and clean text appears at your cursor, transcribed on the Apple Neural Engine. Free, open source, and fully private.	Voice AI	Open source	—	—	21
CapOpen-source screen recording, editing, and hosting tool with ownership of your data.	Developer Tools	Open source · Self-hostable	San Francisco, United States	—	19