🤖 Agent Frameworks

15 AI tools for agent frameworks, picked for vibe coders and indie game devs.

Est. monthly spend — my usage:
Budget:

Light = hobby or occasional use, Medium = a regular solo dev, Heavy = daily heavy use. Rough estimates from vendors' public pricing, checked 28 Oct 2026. Not exact — always check the vendor. Tools with unknown pricing are hidden when a budget is picked.

MCP gateway that lets production agents use 30,000+ tools across 600+ apps (GitHub, Salesforce and more) with per-user auth, so each action runs as the user who asked within their granted scopes. Virtual MCP servers limit each agent to the tools it needs, plus custom connectors, triggers and full call logs. Launched on Product Hunt Nov 3 2026.

Agent Frameworks freemium

Est. monthly spend: Free–$99/mo · est.

Vercel fx

New

Open-source coding agent from Vercel Labs, written in Zig and built to be scripted or embedded. A tiny native binary with JSON output for scripts and CI, Agent Client Protocol support for editors, and a JS/WebAssembly library.

AI Coding Agents & IDEs Agent Frameworks free

Est. monthly spend: Free · est.

Composio

New

Gives AI agents and coding agents managed-auth access to 1,500+ app toolkits (GitHub, Slack, Notion and more) through SDKs, a CLI and an MCP gateway. The new Composio Instant lets agents pay for paid tools on their own.

Agent Frameworks freemium

Est. monthly spend: Free–$29/mo · est.

Models and inference for consumer AI apps: realtime TTS, STT, speech-to-speech, and LLM hosting.

Voice Agent Frameworks freemium

Est. monthly spend: Unknown

Open agent platform for building, testing, deploying, and monitoring LLM applications.

Agent Frameworks free

Est. monthly spend: Free–$39/mo · est.

AI team platform with specialized experts for content, sales, research, and automation tasks.

Agent Frameworks freemium

Est. monthly spend: Free–$50/mo · est.

Enterprise agent build and runtime platform for orchestrating multi-agent workflows.

Agent Frameworks freemium

Est. monthly spend: Free · est.

Microsoft's SDK for integrating LLMs into applications with plugins and planners.

Agent Frameworks free

Est. monthly spend: Free · est.

Open-source AI orchestration framework for building production-ready agents and RAG pipelines.

Agent Frameworks free

Est. monthly spend: Free · est.

TypeScript toolkit for building AI applications and agents with streaming support.

Agent Frameworks free

Est. monthly spend: Free · est.

Hy Memory

New

Tencent Hunyuan's open-source memory framework and MemHub app that give agents long-term memory, including shared coding history across Claude Code, Cursor, Codex and OpenCode.

Agent Frameworks free

Est. monthly spend: Free · est.

Platform for building, testing and deploying MCP servers and AI apps, with open-source TypeScript and Python SDKs, a visual Studio and one-step cloud deploys.

Agent Frameworks freemium

Est. monthly spend: Unknown

BAND

New

Shared chat rooms where your coding agents and teammates work together, with governance and audit built in. The Band Desktop app lets you watch and coordinate local coding agents in one workspace.

Agent Frameworks freemium

Est. monthly spend: Free–$18/mo · est.

An open-source, model-agnostic software factory that wraps your coding agents and takes work from a ticket to a tested, merged pull request, with shared team standards and every run visible. Version 1.0 launched Oct 27 2026.

Agent Frameworks AI Coding Agents & IDEs freemium

Est. monthly spend: Free–$50/mo · est.

Open Duet

New

Open-source, self-hosted workspace for a team of named AI coworkers. Give each agent a job, instructions, memory, a workspace and approval settings; a Claude or Codex lead delegates to specialists, routines run on a schedule, and anything that changes your apps waits for your approval. Desktop app and self-hosted server; pre-release and still evolving (trending on GitHub, Nov 2026).

Agent Frameworks free

Est. monthly spend: Free · est.