Alternatives to Better Agent

Mastra is an open-source TypeScript agent framework for durable agents, typed workflows, and built-in evals.

Open-source multi-agent framework that assigns PM, architect, engineer and QA roles to LLMs for structured software tasks

Microsoft's open-source SDK for building AI agents and copilots with plugins, memory, and multi-agent orchestration.

Microsoft's open-source, code-first Python framework for building stateful, data-intensive conversational AI agents.

Eino is an open-source Go LLM framework from ByteDance for building agents, graphs, and RAG pipelines in your existing Go backend.

A free, MIT-licensed Python framework from OpenAI for building multi-agent workflows with handoffs, guardrails, and tracing.

Open-source React framework for agent chat, generative UI, and shared state on any AG-UI backend.

SmolAgents is Hugging Face's open-source Python library for building code-writing AI agents in a few lines of code.

Zhipu GLM is a full-stack large-model platform with open-weights GLM-5.3 coding models, MaaS APIs and autonomous agents.

Microsoft's MIT-licensed Python and .NET framework for building conversational and event-driven multi-agent AI applications.

AgentScope is an open-source Python framework from Alibaba for building distributed multi-agent AI systems.

Open-source, self-hosted agentic data assistant that connects to your databases, writes SQL and code, and runs analysis in sandboxes

Hermes Desktop is a free, open-source desktop GUI for the Hermes Agent — a self-hosted AI agent with a built-in learning loop that turns

Hermes Agent is an open-source, self-hosted AI agent with persistent memory that auto-builds reusable skills and reaches you on 20+ chat

CowAgent is an open-source AI agent harness that plans tasks, runs tools, and grows long-term memory across sessions.

DeerFlow is an open-source SuperAgent harness that runs deep research, coding, and creation tasks in a persistent Docker sandbox.

Open-source AI agent loop that iterates a task list in Docker Sandboxes and commits the results.

Open-source library of 817 structured cybersecurity skill files your AI coding agent loads on demand, mapped to MITRE ATT&CK and licensed Apache 2.0.

LangChain builds open-source agent frameworks — langchain, langgraph and deepagents — plus LangSmith for agent observability, evals and

Agent evaluation platform that simulates voice and chat agents, traces production, and scores hallucinations before customers hit them

Microsoft Agent Framework is a developer SDK for building agentic AI with tools, workflows, and a GA Agent Harness runtime.

Haystack is deepset's open-source Python framework for building inspectable RAG pipelines and production-grade AI agents.

Google Agent Development Kit (ADK) is the MIT-licensed open-source framework for building production AI agents with graph workflows in

Pipedream is the integration layer that gives AI agents managed auth plus 10,000+ tools across 3,000+ APIs.

Tessl is an agent enablement platform for versioning, scanning and evaluating the AI agent skills your coding agents run.

GitLab Duo adds policy-governed AI agents and flows across the DevSecOps lifecycle inside GitLab

Build, test, and scale real-time voice, video, and robotics agents on an open-source framework with published per-minute inference pricing.

Flowith is an infinite canvas for running parallel AI image, video, slide, and research agents at once.

Self-hosted cloud development environments with built-in governance for AI coding agents and LLM traffic.

Paseo is a self-hosted control plane for running many coding agents at once — Claude Code, Codex, Copilot and 33+ more — from desktop,