AI Agent Frameworks, MCP Servers and SDKs

Code-level building blocks for AI agents: agent frameworks, LLM client libraries, MCP servers that give agents tools, and memory layers.

Subcategories

500+ tools
An open-source AI agent monitoring platform you can self-host with Docker or Kubernetes to find failures, dispatch coding agents and check fixes against traces.

4.8KUpdated 5 days agoMIT

Docker · Web#Git integration#LLM tracing#MCP

An open-source AI copywriting skill that drafts marketing and interface text and edits formulaic prose in agents that accept skill instructions.

1.2KUpdated 4 months agoMIT

#Agent Skills

Self-hosted AI agent orchestrator builds teams and visual workflows, with Ollama for local inference or cloud APIs for hosted models.

2.5KUpdated 4 days agoApache-2.0

macOS · Windows · Linux · Docker · Web#Agent Skills#Guardrails#Human approval

A local Codex routing skill that assigns planning to Claude Fable and implementation to GPT-5.6 Luna or DeepSeek V4 Flash through OpenCode Go.

613Updated 2 months agoMIT

#Agent Skills#Multi-agent workflows

A local AI agent dashboard monitors Claude Code, Cursor and Codex, with offline session history, cost estimates and browser-based agent controls.

1.2KUpdated 2 days agoMIT

macOS · Windows · Linux · Docker · Web · VS Code#Agent Skills#LLM tracing#MCP

A coding agent runtime combines Claude Code, Codex and other CLIs with persistent sessions, independent acceptance checks and spending caps.

606Updated 3 days agoMIT

Web · VS Code · JetBrains#Agent Client Protocol#Code execution#Git integration

A self-hosted search gateway gives AI agents web search, news and page extraction through MCP or an API, with automatic fallback between providers.

1.3KUpdated 3 days agoMIT

Docker#MCP#OpenAI-compatible API#Tool calling

A local MCP memory server that preserves coding context across sessions, recalls it offline by default, and supports self-hosted team memory.

77Updated 1 week agoMIT

macOS · Windows · Linux · Docker · Web#Hybrid search#Knowledge graphs#MCP

An Apache 2.0 Python framework for synthetic data and AI feedback, with Ollama, llama.cpp and Transformers backends plus cloud provider integrations.

3.5KUpdated 11 months agoApache-2.0

#Structured output

Favicon of Serena

Serena

5 videos
An MCP coding toolkit gives AI agents symbol search, editing and refactoring through language servers or an optional paid JetBrains plugin.

31.4KUpdated 5 days ago

Docker · JetBrains#Code execution#MCP#Persistent memory

A local code intelligence server and CLI that gives AI coding agents semantic search, call graphs and impact analysis through MCP.

761Updated 1 month agoApache-2.0

macOS · Windows · Linux#Agent Skills#MCP#OpenAI-compatible API

A self-hosted MCP server that lets ChatGPT and Claude edit local projects and run shell commands on Linux, macOS or Windows with Bash.

5.5KUpdated 2 weeks agoMIT

macOS · Windows · Linux#Agent Skills#Code execution#Git integration

A self-hosted LLM observability tool turns failed agent runs into regression tests, replays them offline, and blocks pull requests that reintroduce failures.

948Updated 7 days agoMIT

Docker · Web#Agent Skills#AI red teaming#Git integration

Favicon of Memvid

Memvid

1 video
A local AI memory layer that stores knowledge in one portable file, with hybrid search, versioned history and offline retrieval under Apache 2.0.

17.4KUpdated 4 months agoApache-2.0

#Hybrid search#MCP#Multimodal input

An open-source Python keyword extraction library with BERT embeddings, multiple model backends and optional ChatGPT extraction. MIT licensed.

4.2KUpdated 3 months agoMIT

#Batch processing#Hugging Face integration

An open-source PHP AI framework connects Symfony and Laravel apps to local models through Ollama and LM Studio, or to cloud model APIs.

1.7KUpdated 5 days agoMIT

#LM Studio integration#Ollama integration#OpenAI-compatible API

A coding agent memory service carries handoffs between MCP tools and machines, with a free MIT-licensed self-hosted core and optional cloud storage.

16Updated 4 days agoMIT

macOS · Windows · Linux · Web#Git integration#Hybrid search#Knowledge graphs

A local web server gives AI agents search, crawling and extraction through MCP or REST, with an offline cache and no API keys for core tools.

5.5KUpdated 4 days ago

macOS · Windows · Linux · Docker#Browser automation#Hybrid search#MCP

A self-hosted AI agent stack runs OpenClaw, Hermes and LangChain Deep Agents Code in OpenShell sandboxes with local or cloud inference.

23KUpdated 1 day agoApache-2.0

macOS · Windows · Linux#Guardrails#Ollama integration#OpenAI-compatible API

An Apache 2.0 AI agent framework that indexes documents and searches memory locally, coordinating specialists through your chosen model and host.

1.5KUpdated 2 days agoApache-2.0

macOS · Windows · Linux#Agent Skills#Hugging Face integration#Human approval

Favicon of Ragas

Ragas

4 videos
Python LLM evaluation library with local text-comparison metrics, datasets and tracking. Its model-based quickstart uses OpenAI cloud scoring. Apache 2.0.

16.3KUpdated 1 day agoApache-2.0

A locally run MCP server testing tool with browser and terminal interfaces, plus a scriptable CLI for local servers and remote HTTP endpoints.

11.3KUpdated 3 days ago

Linux · Web#MCP

An MCP debugger plugin lets AI assistants control x64dbg on Windows, with 32-bit and 64-bit support and an MIT license.

2.8KUpdated 2 weeks agoMIT

Windows#Code execution#MCP#Tool calling

An open-source Codex design toolkit for posters and infographics, with a separate skill for editable PowerPoint research diagrams.

1.3KUpdated 3 weeks agoApache-2.0

#Agent Skills

An open-source AI agent skill pack for reverse engineering and security research, compatible with Claude Code, Codex, Cursor and OpenCode.

44.6KUpdated 2 months agoMIT

macOS · Windows · Linux#Agent Skills#Code execution#MCP

A self-hosted AI agent runtime connects to Ollama or hosted models, with desktop and browser chat, messaging channels and .NET extensions.

535Updated 21 hours agoMIT

macOS · Windows · Linux · Docker · Web#Agent Skills#Human approval#LLM tracing

Favicon of WeKnora

WeKnora

3 videos
A self-hosted AI knowledge platform combines cited document Q&A, agent tasks and linked wiki pages, with Ollama inference and offline deployment support.

37.4KUpdated 5 days ago

Docker · Web · Browser Extension#Agent Skills#Code execution#Hybrid search

A self-hosted AI agent platform with workflow orchestration, MCP tools and RPA automation, available under Apache 2.0.

8.9KUpdated 2 weeks agoApache-2.0

Docker · Web#MCP#Multi-user access#Tool calling

A self-hosted AI application platform for enterprise workflows, document retrieval and agents, with human feedback and Apache 2.0 licensing.

12.3KUpdated 1 day agoApache-2.0

Docker · Web#Batch processing#Human approval#Multi-agent workflows

Local AI memory hub for Cursor, Claude Code and Codex. Stores memory on-device; Claude Code's standard connection uses cloud models.

2.2KUpdated 3 days agoMIT

macOS · Windows · Linux#Persistent memory#RAG

Favicon of KADATH

KADATH

1 video
A self-hosted AI agent runtime that evolves prompts and Python frameworks against fixed benchmarks, using Docker and OpenAI cloud models.

228Updated 3 weeks agoApache-2.0

Docker#Code execution#Git integration#Human approval

A self-hosted MCP platform runs servers locally or on Kubernetes, with container isolation and connections to Claude Code, Cursor and GitHub Copilot.

2.3KUpdated 1 day agoApache-2.0

Docker#LLM tracing#MCP#Multi-user access

Favicon of Mastra

Mastra

18 videos
A self-hosted TypeScript AI agent framework that connects to local models through LM Studio, with persistent memory and resumable workflows.

29.5KUpdated 23 hours ago

Web#Human approval#LLM tracing#MCP

A free, open-source Markdown editor with offline semantic search, Ollama support and a bundled MCP server for connecting AI coding assistants.

1.6KUpdated 1 day agoMIT

macOS · Windows · Linux · iOS · Android#Git integration#Human approval#Knowledge graphs

Favicon of LogotyperLogotyper
Got an idea for an AI tool? I'm Eugene, the designer and developer behind Localhosted. I'll help you build it, from the first sketch to launch.
Start your project
Favicon of Logotyper
Favicon of LogotyperLogotyper
Got an idea for an AI tool? I'm Eugene, the designer and developer behind Localhosted. I'll help you build it, from the first sketch to launch.
Start your project
Favicon of Logotyper