Open source focus

Open Source Alternatives to Nectar

15 open source Agentic AI options similar to Nectar, 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 Nectar →

AG
Agent4Rec20
Agentic AI
Simulates 1,000 LLM-powered agents for diverse movie recommendation preferences.
Open source
Outshift19
Agentic AI
Cisco's internal incubation engine for emerging technologies like agentic AI and quantum networking.
Open source · Self-hostable
Upsonic19
Developer ToolsLondon, United Kingdom
Open-source Python framework for building autonomous AI agents and agentic workflows, purpose-built for FinTech operations.
Open source · Self-hostable
AG
Agent Pilot7
Agentic AI
An open-source platform for creating, managing, and interacting with AI workflows and agents.
Open source · Self-hostable
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
SmythOS45
Agentic AISan Francisco, United States
Open-source AI operating system for launching and scaling specialized AI agent networks.
Open source · Self-hostable
CAMEL-AI.org27
Agentic AI
Open-source community discovering scaling laws of intelligent agents for data generation, world simulation, and task automation.
Open source · Self-hostable
Idoris8
Agentic AI
An open-source, AI-powered brain for organizations, offering a workbench for builders, tailored solutions, and an agent legion.
Open source
Twill37
Agentic AISan Francisco, United States
An AI software engineer that connects your repositories and infrastructure to autonomously complete development tasks, improving with every run.
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
Faremeter22
Fintech
Open-source framework enabling autonomous AI agents to make frictionless web3 payments via web2 infrastructure.
Open source · Self-hostable
Cavi Ai7
Agentic AI
Open-source infrastructure, developer tools, and research for agent runtimes.
Open source
Sharedos2
Agentic AI
Open-source infrastructure for permissioned agent-to-agent communication: a deny-by-default kernel for file access and tool calls, with pluggable agent runtimes.
Open source
Countly55
AnalyticsLondon, United Kingdom$1.1M
Product analytics and customer engagement platform built on an open-source, self-hosted foundation.
Open source · Self-hostable

Company	Sector	License	HQ	Funding	Score
AGAgent4RecSimulates 1,000 LLM-powered agents for diverse movie recommendation preferences.	Agentic AI	Open source	—	—	20
OutshiftCisco's internal incubation engine for emerging technologies like agentic AI and quantum networking.	Agentic AI	Open source · Self-hostable	—	—	19
UpsonicOpen-source Python framework for building autonomous AI agents and agentic workflows, purpose-built for FinTech operations.	Developer Tools	Open source · Self-hostable	London, United Kingdom	—	19
AGAgent PilotAn open-source platform for creating, managing, and interacting with AI workflows and agents.	Agentic AI	Open source · Self-hostable	—	—	7
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
SmythOSOpen-source AI operating system for launching and scaling specialized AI agent networks.	Agentic AI	Open source · Self-hostable	San Francisco, United States	—	45
CAMEL-AI.orgOpen-source community discovering scaling laws of intelligent agents for data generation, world simulation, and task automation.	Agentic AI	Open source · Self-hostable	—	—	27
IdorisAn open-source, AI-powered brain for organizations, offering a workbench for builders, tailored solutions, and an agent legion.	Agentic AI	Open source	—	—	8
TwillAn AI software engineer that connects your repositories and infrastructure to autonomously complete development tasks, improving with every run.	Agentic AI	Open source · Self-hostable	San Francisco, United States	—	37
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
FaremeterOpen-source framework enabling autonomous AI agents to make frictionless web3 payments via web2 infrastructure.	Fintech	Open source · Self-hostable	—	—	22
Cavi AiOpen-source infrastructure, developer tools, and research for agent runtimes.	Agentic AI	Open source	—	—	7
SharedosOpen-source infrastructure for permissioned agent-to-agent communication: a deny-by-default kernel for file access and tool calls, with pluggable agent runtimes.	Agentic AI	Open source	—	—	2
CountlyProduct analytics and customer engagement platform built on an open-source, self-hosted foundation.	Analytics	Open source · Self-hostable	London, United Kingdom	$1.1M	55