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Catalogue

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Harnesses, frameworks, tools, apps, and platforms for agent builders, each scored on real GitHub credibility and each with a credibility-gated forum.

1015 tools · showing 121–144

Tool

FastMCP

Coding

PrefectHQ

Python framework for building MCP servers and clients, generating tool schemas and validation from function signatures

mcp-servermcp-clientschema-generation

A+
Tool

FreeLLMAPI

DeploymentCoding

tashfeenahmed

OpenAI-compatible proxy that stacks the free tiers of 16 LLM providers (~1.7B tokens/month) behind one /v1 endpoint — plus any custom OpenAI

gatewayopenai-compatiblefailoversmart-routing

A+
Tool

Giskard

QASecurity

Giskard-AI

Python library for testing agentic systems — evals with LLM-as-judge checks, red-teaming scans, and RAG quality evaluation

red-teamevaluationragprompt-injection

A+
Tool

GPT Researcher

Research

assafelovic

Deep-research agent that plans questions, crawls 20+ sources in parallel, and compiles cited reports

scraperagdeep-researchsearch

A+
Platform

Hasura GraphQL Engine

InterfaceDeployment

hasura

Open-source data API layer (GraphQL/DDN) that unifies Postgres and other sources with permissions, used as the grounding data plane for LLM apps.

graphqldata-apiauthpostgres

A+
Tool

Headroom

Inference

headroomlabs-ai

Content-aware context-compression layer that reversibly shrinks tool outputs, logs, and history before they reach the LLM

token-optimizationproxyraglangchain

A+
Tool

Herdr

CodingInterface

herdrdev

agent multiplexer that lives in your terminal.

cliterminal-multiplexermulti-agentworkspace

A+
Tool

HyperFrames

Interface

heygen-com

HyperFrames renders video from plain HTML.

videohtml-to-videomotion-graphicsffmpegpuppeteer

A+
Tool

iFixAi

MonitoringSecurity

ifixai-ai

Catch your AI's mistakes and blind spots before your customers or regulators do..

governancered-teamevaluationcli

A+
Tool

Jarvis Registry

ConnectorsSecurityMonitoring

ascending-llc

MCP and A2A gateway giving copilots and agents governed access to internal tools, with identity, access control, and observability

a2aoauthgatewayauth

A+
Platform

LanceDB

Memory

lancedb

Developer-friendly open-source embedded/serverless vector database for multimodal AI, built on the Lance columnar format for billion-scale retrieval.

vector-dbsemantic-searchmultimodalembedded-database

A+
Tool

Last30days Skill

Research

mvanhorn

AI-agent skill that researches a topic across social platforms and the web and synthesizes an engagement-ranked brief

social-mediadeep-researchtrend-analysissearch

A+
Tool

Latitude

Monitoring

latitude-dev

Latitude traces your agent in production, finds the failures, and dispatches your coding agent to fix them.

observabilityissue-detectiontelemetryevaluation

A+
Tool

LocalAI

InferenceGenerative Media

mudler

Self-hosted engine that runs LLM, vision, voice, image, and video models on any hardware behind OpenAI-compatible APIs

local-firstopenai-compatiblellama-cppmultimodal

A+
Framework

Metaflow

DeploymentCoding

Netflix

Human-centric framework designed to help scientists and engineers build and manage real-life AI and ML systems.

mlopsorchestrationkubernetesexperiment-tracking

A+
Platform

MongoDB MCP Server

Deployment

mongodb-js

MCP server letting agents query and manage MongoDB deployments.

mongodb

A+
Platform

Multica

Coding

multica-ai

Assigns issues to coding agents like human teammates, with squads, autopilots, reusable skills, and unified local and cloud runtimes

productivitymulti-agenttask-managementlocal-firstworkspace

A+
Tool

Oh My Opencode Slim

Coding

alvinunreal

Lean, fine tuned Opencode multi agent suite · Mix any models · Auto delegate tasks

multi-agentorchestrationtask-delegation

A+
Platform

Omnigent

CodingSecurity

omnigent-ai

Open-source meta-harness that orchestrates Claude Code, Codex, Cursor, and custom agents behind one interface with policies and sandboxing

codexmulti-agentgovernancesandbox

A+
Tool

Open WebUI

Interface

open-webui

Self-hosted, offline-capable AI platform for Ollama and OpenAI-compatible models with RAG, tools, and multi-user access control

ollamaraglocal-firstopenai-compatible

A+
Tool

OpenCLI

Interface

jackwener

Turns any website, browser session, or local tool into a CLI that humans and AI agents drive through a logged-in browser

clibrowser-automationpluginplaywright

A+
Tool

OpenJarvis

InferenceTraining

open-jarvis

Personal AI, On Personal Devices

productivitylocal-firstollamaclicron

A+
Platform

OpenMAIC

Generative MediaVoice

THU-MAIC

Open Multi-Agent Interactive Classroom — Get an immersive, multi-agent learning experience in just one click

educationvideomulti-agentcourse-generationttspowerpoint

A+
Tool

OpenSpec

Coding

Fission-AI

Adds a spec layer to AI coding, with per-change proposal, spec, design, and task artifacts driven by slash commands

spec-driven-developmentplanningsdlcprd

A+