Best AgentQL Alternatives in 2026

Firecrawl is a web scraping API by Mendable AI that converts websites into LLM-ready Markdown and structured JSON. Built for RAG pipelines, AI agents, and developer workflows. 113,000 GitHub stars, used by 80,000+ companies.

Stagehand is an MIT-licensed TypeScript SDK from Browserbase that adds natural-language browser control (act, extract, observe) on top of CDP, letting developers build browser agents that survive UI changes without selector maintenance.

PydanticAI is an open-source Python framework for building production-grade AI agents. Created by Samuel Colvin (creator of Pydantic), it brings FastAPI-style type safety, structured outputs, and dependency injection to agent development. Free, MIT-licensed, 16k+ GitHub stars.

smolagents is Hugging Face's open-source Python library for building AI agents that write code as actions rather than JSON tool calls. Apache 2.0, ~1,000 lines of core code, supports 100-plus LLMs including local models via Ollama and Transformers.

Agno is an open-source Python framework for building multi-agent AI systems, rebranded from Phidata in January 2025. Model-agnostic, Apache 2.0, with built-in memory, knowledge bases, and a production-ready AgentOS runtime for deploying agents as services.

Augment Code is an enterprise AI coding platform with a proprietary Context Engine that indexes 400,000+ files in real time. Built for large engineering teams, it delivers agentic coding, persistent Memories, and GitHub-integrated code review across complex multi-repo environments.

LlamaIndex is an open-source data framework for building RAG applications over private data, developed by LlamaIndex, Inc. It includes 300+ data connectors, built-in hierarchical chunking, and LlamaParse for enterprise-grade document parsing. Free OSS core; LlamaCloud starts at $50/mo.

OpenAI's official open-source framework for multi-agent workflows. Launched March 2025 as the production successor to Swarm. Provides handoffs, guardrails, tracing, and voice agent support in Python and TypeScript.

Mastra is an open-source TypeScript framework for building production AI agents, from the team behind Gatsby. It ships agents, durable workflows, RAG, built-in memory with SOTA LongMemEval scores, and a visual debugging studio.

Greptile is a YC W24 AI code review agent that indexes your entire codebase to review pull requests in context, not just the diff. It catches cross-file bugs and enforces team conventions that diff-scope reviewers routinely miss. Used by Brex, Nvidia, and PostHog.