Open Source Alternatives to Parlant
60 open source AI Agents options similar to Parlant, 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.
Auto-GPT53Agentic AI$12.0MOpen-source autonomous AI agent platform that automates complex digital workflows.
Open source · Self-hostable
KiloClaw46Artificial IntelligenceA managed, private, and production-grade environment for OpenClaw, offering access to over 500 AI models and essential tools.
Open source · Self-hostable
Future AGI43Agentic AISan Francisco, United StatesAn open-source, end-to-end AI agent engineering platform for simulating, evaluating, and optimizing LLM applications.
Open source · Self-hostable
CRAB27Agentic AIAn open-source framework for building, operating, and benchmarking Multimodal Language Model (MLM) agents across diverse environments.
Open source · Self-hostable
- BABabyAGI17Agentic AI
Experimental open-source framework for building self-building autonomous agents with a novel function framework.
Open source · Self-hostable
Langchain-Chatchat10Open SourceOpen-source, offline-deployable RAG and Agent application built on LangChain for local knowledge base Q&A.
Open source · Self-hostable
- AGAgent Pilot7Agentic AI
An open-source platform for creating, managing, and interacting with AI workflows and agents.
Open source · Self-hostable
Together AI75AI InfrastructureSan Francisco, United States$906.0MTogether AI offers an AI-native cloud platform providing high-performance inference APIs, GPU clusters, and fine-tuning capabilities for open-source AI models.
Open source · Self-hostable
H2O.ai64Foundation ModelMountain View, United States$228.1MAn open-source AI and machine learning platform for enterprises.
Open source · Self-hostable
Trigger Device Inc59AI AgentsLondon, United Kingdom$16.5MAn open-source platform for building and deploying AI agents and workflows.
Open source · Self-hostable
Steel.dev58Developer ToolsTel Aviv, Israel$17.0MCloud-based browser API for AI agents, simplifying web automation with anti-bot protection and session persistence.
Open source · Self-hostable
Mem056Agentic AISan Francisco, United States$23.9MPersistent memory layer for AI agents and applications.
Open source · Self-hostable
Feast AI54MLOpsSan Francisco, United StatesAn open-source feature store for managing and serving data for AI/ML models in production.
Open source · Self-hostable
LiteLLM53Foundation ModelSan Francisco, United StatesAn open-source Python library providing a unified interface for interacting with various LLM providers.
Open source · Self-hostable
Ollama52Foundation ModelSan Francisco, United States$65.0MRun large language models locally on your machine.
Open source · Self-hostable
All-Hands AI49Agentic AIBoston, United States$5.0MAn open-source platform for building and running AI coding agents that automate software development tasks.
Open source · Self-hostable
RelAI49Agentic AISan Francisco, United States$6.9MAn open-source platform for building, simulating, evaluating, and optimizing reliable AI agents.
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
Superagent35Agentic AISan Francisco, United StatesOpen-source infrastructure for coding agents, enabling AI to plan, generate, and deploy software autonomously.
Open source · Self-hostable
Langflow32Agentic AILisbon, PortugalLow-code platform for building, iterating, and deploying AI applications, especially RAG and multi-agent systems.
Open source · Self-hostable
Kilo Code24Agentic AISan Francisco, United StatesOpen-source, agentic AI coding tool for VS Code, combining Cline and Roo Code features.
Open source · Self-hostable
LLMStack16Agentic AIOpen-source, no-code platform for building and deploying AI agents, workflows, and generative AI applications.
Open source · Self-hostable
Codename Goose14Developer ToolsAn open-source framework for on-machine AI agents developed by Block's Open Source Program Office.
Open source · Self-hostable
OpenDevin12AI Agent PlatformAn open-source platform for developing AI-powered autonomous software engineering agents.
Open source · Self-hostable
MCP.so10Developer ToolsA community-driven marketplace for discovering and deploying Model Context Protocol (MCP) servers and clients.
Open source · Self-hostable
Codel8Agentic AIAn open-source, autonomous AI agent for complex tasks using terminal, browser, and editor interactions.
Open source · Self-hostable
- Cavi Ai7Agentic AI
Open-source infrastructure, developer tools, and research for agent runtimes.
Open source
- HUHumanSignal7Agentic AI
Adala is an Autonomous DAta (Labeling) Agent framework for data processing and labeling tasks.
Open source · Self-hostable
- GEGeniA6Agentic AI
Open-source AI platform engineering team member for production environments, automating tasks and learning tools.
Open source · Self-hostable
Databricks82Data AnalyticsSan Francisco, United States$30.7BA unified data analytics and AI platform built on the lakehouse architecture.
Open source · Self-hostable
Mastra74AI AgentSan Francisco, United States$35.5MAn open-source TypeScript/JavaScript framework for building AI agents, from the creators of Gatsby.
Open source · Self-hostable
Qdrant71Vector DatabaseBerlin, Germany$87.5MHigh-performance, open-source vector search engine built in Rust for production-grade AI and machine learning workloads.
Open source · Self-hostable
Nous Research66Frontier AI LabAustin, United States$145.0MOpen-source AI research lab training decentralized large language models and building infrastructure for accessible AI.
Open source · Self-hostable
Airweave61Agentic AISan Francisco, United States$6.0MOpen-source tool to transform application data into accessible knowledge for AI agents.
Open source · Self-hostable
Nomic AI59AI Infrastructure StackNew York City, United States$19.0MNomic AI builds tools to make AI explainable and accessible, focusing on data curation and visualization.
Open source · Self-hostable
WSO254Artificial IntelligencePalo Alto, USA$63.0MAn open-source technology provider offering an open control plane for AI agents.
Open source · Self-hostable
DeepSeek54Frontier AI LabHangzhou, China$7.4BDeepSeek is a Chinese AI company developing open-weight large language models and an AI assistant, aiming to achieve Artificial General Intelligence.
Open source
BrowserUse52Agentic AISan Francisco, United States$17.0MProvides tools and services for automated browser testing and scraping.
Open source · Self-hostable
Vocode50Open SourceSan Francisco, United States$3.3MOpen-source library for building hyper-realistic voice agents and conversational AI applications.
Open source · Self-hostable
Magnitude50Agentic AISan Francisco, United States$10.0MOpen-source, vision-first browser agent for natural language control and web task automation.
Open source · Self-hostable
Rasa49Conversational AIBerlin, Germany$13.0MOpen-source conversational AI platform for building custom chatbots and virtual assistants.
Open source · Self-hostable
GitHits45Developer ToolsHelsinki, Finland$1.5MThe Google of code search for open-source.
Open source · Self-hostable
SmythOS45Agentic AISan Francisco, United StatesOpen-source AI operating system for launching and scaling specialized AI agent networks.
Open source · Self-hostable
Bubble Lab45Artificial IntelligenceOpen-source, Typescript-native agentic workflow builder for natural language to code generation.
Open source · Self-hostable
cal.com41Scheduling SoftwareBerlin, GermanyOpen-source scheduling infrastructure for individuals, businesses, and developers.
Open source · Self-hostable
- Spice AI40Databaseתל אביב - יפו, Israel
Ground AI in enterprise data with zero ETL. Spice is an open-source SQL query & hybrid search engine built for data-intensive apps & AI agents.
Open source · Self-hostable
K-Scale Labs40Frontier AI LabSan Francisco, United StatesBuilding general-purpose AI for a future of material abundance.
Open source · Self-hostable
LlamaIndex Inc.39Foundation ModelSan Francisco, United StatesCompany
Open source · Self-hostable
Cua39AI AgentSan Francisco, United States$500KCua provides an open-source framework and cloud desktops for AI agents to control operating systems and desktop applications across Linux, Windows, macOS, and Android.
Open source
Twill37Agentic AISan Francisco, United StatesAn AI software engineer that connects your repositories and infrastructure to autonomously complete development tasks, improving with every run.
Open source · Self-hostable
OpenClaw34Agentic AISan Francisco, United StatesOpen-source AI agent framework for automating tasks across messaging platforms and software systems.
Open source · Self-hostable
Recognai, S.L.U.31Data CurationBarcelona, SpainCompany
Open source
CAMEL-AI.org27Agentic AIOpen-source community discovering scaling laws of intelligent agents for data generation, world simulation, and task automation.
Open source · Self-hostable
Agentguardx26AI TestingAn open-source red-teaming toolkit for testing the security of LLM-powered agents, auditing prompt injection, memory poisoning, and tool abuse.
Open source
Inconvo25Agentic AIUnknown, UnknownInconvo is an open-source platform for building data agents on production data with safe queries, permissions, and structured outputs.
Open source · Self-hostable
Faremeter24FintechOpen-source framework enabling autonomous AI agents to make frictionless web3 payments via web2 infrastructure.
Open source · Self-hostable
pyannote SAS23Speech RecognitionParis, FranceCompany
Open source
- AGAgent4Rec20Agentic AI
Simulates 1,000 LLM-powered agents for diverse movie recommendation preferences.
Open source
Upsonic19Developer ToolsLondon, United KingdomOpen-source Python framework for building autonomous AI agents and agentic workflows, purpose-built for FinTech operations.
Open source · Self-hostable
- GGggml15Foundation Model
A C/C++ tensor library for efficient machine learning inference on consumer hardware.
Open source · Self-hostable