Open Source Alternatives to Twill

Low-code platform for building, iterating, and deploying AI applications, especially RAG and multi-agent systems.

Open source · Self-hostable

Open-source framework enabling autonomous AI agents to make frictionless web3 payments via web2 infrastructure.

Open source · Self-hostable

Open-source infrastructure, developer tools, and research for agent runtimes.

Open source

An open-source platform for creating, managing, and interacting with AI workflows and agents.

Open source · Self-hostable

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

Open-source tool to transform application data into accessible knowledge for AI agents.

Open source · Self-hostable

Cloud-based browser API for AI agents, simplifying web automation with anti-bot protection and session persistence.

Open source · Self-hostable

Open-source autonomous AI agent platform that automates complex digital workflows.

Open source · Self-hostable

An open-source platform for building, simulating, evaluating, and optimizing reliable AI agents.

Open source · Self-hostable

Open-source, vision-first browser agent for natural language control and web task automation.

Open source · Self-hostable

An open-source platform for building and running AI coding agents that automate software development tasks.

Open source · Self-hostable

Open-source AI operating system for launching and scaling specialized AI agent networks.

Open source · Self-hostable

Open-source, Typescript-native agentic workflow builder for natural language to code generation.

Open source · Self-hostable

Open-source infrastructure for coding agents, enabling AI to plan, generate, and deploy software autonomously.

Open source · Self-hostable

Open-source AI agent framework for automating tasks across messaging platforms and software systems.

Open source · Self-hostable

An open-source framework for building, operating, and benchmarking Multimodal Language Model (MLM) agents across diverse environments.

Open source · Self-hostable

Open-source community discovering scaling laws of intelligent agents for data generation, world simulation, and task automation.

Open source · Self-hostable

Inconvo is an open-source platform for building data agents on production data with safe queries, permissions, and structured outputs.

Open source · Self-hostable

Open-source Python framework for building autonomous AI agents and agentic workflows, purpose-built for FinTech operations.

Open source · Self-hostable

Experimental open-source framework for building self-building autonomous agents with a novel function framework.

Open source · Self-hostable

Open-source, no-code platform for building and deploying AI agents, workflows, and generative AI applications.

Open source · Self-hostable

An open-source platform for developing AI-powered autonomous software engineering agents.

Open source · Self-hostable

Policy guardrails for coding agents to block dangerous tool calls before they are fired.

Open source

Causari provides structured causal knowledge to AI agents for tracing cause and effect, finding historical patterns, and searching for impactful events.

Open source · Self-hostable

An open-source, AI-powered brain for organizations, offering a workbench for builders, tailored solutions, and an agent legion.

Open source

An open-source, autonomous AI agent for complex tasks using terminal, browser, and editor interactions.

Open source · Self-hostable

Adala is an Autonomous DAta (Labeling) Agent framework for data processing and labeling tasks.

Open source · Self-hostable

Open-source AI platform engineering team member for production environments, automating tasks and learning tools.

Open source · Self-hostable

Connects REST, SOAP, OData, GraphQL, SQL, and file systems to AI agents via a governed gateway.

Open source

LastSaaS is an open-source SaaS boilerplate designed for AI-assisted development, offering a complete foundation for launching SaaS businesses.

Open source

An open-source AI and machine learning platform for enterprises.

Open source · Self-hostable

An open-source AI-powered SQL agent for natural language database interaction and data insights.

Open source · Self-hostable

Persistent memory layer for AI agents and applications.

Open source · Self-hostable

A managed, private, and production-grade environment for OpenClaw, offering access to over 500 AI models and essential tools.

Open source · Self-hostable

Track experiments, validate models, and collaborate with confidence using Skore, the methodology layer for AI coding tools.

Open source

Provides tools and services for automated browser testing and scraping.

Open source · Self-hostable

An open-source platform enabling enterprises to securely connect sensitive data to AI agents.

Open source · Self-hostable

Open-source library for building hyper-realistic voice agents and conversational AI applications.

Open source · Self-hostable

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

Cua 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

An open-source red-teaming toolkit for testing the security of LLM-powered agents, auditing prompt injection, memory poisoning, and tool abuse.

Open source

Parlant is an open-source conversational AI engine dedicated to solving the Human/AI alignment problem by enabling Large Language Models to reliably perform as desired and prevent hallucinations.

Open source · Self-hostable

Open-source, agentic AI coding tool for VS Code, combining Cline and Roo Code features.

Open source · Self-hostable

Simulates 1,000 LLM-powered agents for diverse movie recommendation preferences.

Open source

Cisco's internal incubation engine for emerging technologies like agentic AI and quantum networking.

Open source · Self-hostable

An open-source framework for on-machine AI agents developed by Block's Open Source Program Office.

Open source · Self-hostable

A community-driven marketplace for discovering and deploying Model Context Protocol (MCP) servers and clients.

Open source · Self-hostable

An ecosystem explorer and analytics platform for the x402 protocol and agentic commerce.

Open source · Self-hostable

Open-source, offline-deployable RAG and Agent application built on LangChain for local knowledge base Q&A.

Open source · Self-hostable

An autonomous developer pipeline that builds applications phase by phase against a Git repository.

Open source · Self-hostable

Open-source Agent Skills for video, audio, captions, timecode, and broadcast workflows. Search 13 skills, 80+ operations, and end-to-end cookbooks for AI agents.

Open source

Open-source task tree for humans and AI, built around the Fractask method.

Open source · Self-hostable

An open-source lifecycle management tool delivered as a single Go binary to guide ideas through capture, requirements, planning, development, testing, and release.

Open source

The open skeleton for one back-office AI employee, a focused agent you clone, not install.

Open source · Self-hostable

The open skeleton for one back-office AI employee, a focused agent you clone, not install.

Open source

An open-source TypeScript/JavaScript framework for building AI agents, from the creators of Gatsby.

Open source · Self-hostable

AI acceleration cloud platform for open source and enterprise.

Open source · Self-hostable

High-performance, open-source vector search engine built in Rust for production-grade AI and machine learning workloads.

Open source · Self-hostable

Open source Firebase alternative with a PostgreSQL backend and real-time capabilities.

Open source · Self-hostable

Distributed SQL database for cloud-native applications, offering high availability and horizontal scalability.

Open source · Self-hostable