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102 tools in the index. Pick a goal below to narrow the list, or go straight to search and the detailed filters. Cost splits into a price and a usage model, and the filter state lives in the URL so any view is shareable.
| Tool | Tags | License | Cost | Stars |
|---|---|---|---|---|
| AgentOps Observability built specifically for AI agents. | MIT | Free tier No model cost | 5.7k | |
| Agno A high-performance multi-agent framework and runtime (formerly Phidata). | Apache-2.0 | Free BYOK | 41.0k | |
| Aider AI pair programming in your terminal, git-native. | Apache-2.0 | Free BYOK | 47.0k | |
| Anthropic The Claude model API. | Proprietary | Per-token Metered | — | |
| Arize Phoenix Open-source LLM tracing and eval. | Elastic-2.0 | Free tier No model cost | 10.4k | |
| Augment Code A context engine for large enterprise codebases. | Proprietary | Custom Included | — | |
| AutoGen Microsoft's framework for multi-agent conversations. | MIT | Free BYOK | 59.5k | |
| AWS Strands Agents AWS's model-driven, open-source agent SDK. | Apache-2.0 | Free BYOK | 6.4k | |
| Braintrust Evals and prompt playground for serious teams. | Proprietary | Free tier Included | — | |
| Cerebras Inference Wafer-scale inference for very high throughput. | Proprietary | Free tier Metered | — | |
| Claude Code Anthropic's agentic CLI coding assistant. | Proprietary | Bundled Included | — | |
| Claude Context (Zilliz) Semantic code-search MCP over your entire codebase. | MIT | Free No model cost | 12.0k | |
| Cline Autonomous coding agent inside VS Code, with approval gates. | Apache-2.0 | Free BYOK | 64.3k | |
| Cloudflare Agents SDK Stateful agents on Cloudflare Workers. | Apache-2.0 | Free tier Metered | 5.2k | |
| codebase-memory-mcp Code-intelligence MCP server that indexes codebases into a knowledge graph. | MIT | Free No model cost | 25.6k | |
| CodeGraph Pre-indexed, local code knowledge graph for agents. | MIT | Free No model cost | 57.4k | |
| Cohere Enterprise LLMs, embeddings, and rerankers. | Proprietary | Per-token Metered | — | |
| Comet Opik Open-source eval and tracing from Comet. | Apache-2.0 | Free tier No model cost | 20.3k | |
| Continue Open-source AI code assistant for VS Code and JetBrains. | Apache-2.0 | Free BYOK | 34.7k | |
| CrewAI Role-playing multi-agent crews. | MIT | Free BYOK | 54.9k | |
| Cursor The AI-first code editor built on VS Code. | Proprietary | $20/mo Included | — | |
| DeepEval (Confident AI) Open-source unit tests for LLMs. | Apache-2.0 | Free tier Included | 16.6k | |
| DeepInfra Low-cost hosted inference for open models. | Proprietary | Per-token Metered | — | |
| Devin Cognition's autonomous software engineer. | Proprietary | $500/mo Included | — | |
| DSPy Declarative, programmable prompt programming from Stanford. | MIT | Free BYOK | 35.8k | |
| Executor One MCP gateway to connect any agent to every tool. | MIT | Free No model cost | 2.5k | |
| Fiddler AI observability and governance for enterprise. | Proprietary | Custom No model cost | — | |
| Fireworks AI Fast hosted open-model inference. | Proprietary | Per-token Metered | — | |
| Floci A free, open-source local AWS emulator for dev, testing, and CI. | MIT | Free No model cost | 15.1k | |
| Galileo Guardrails and evaluation for production LLMs. | Proprietary | Custom No model cost | — | |
| Gemini CLI Google's open-source terminal agent for Gemini. | Apache-2.0 | Free tier Metered | 105.7k | |
| GitHub Copilot GitHub's AI pair programmer across editor and CLI. | Proprietary | $10/mo Included | — | |
| Google Agent Development Kit Google's code-first toolkit for production agents. | Apache-2.0 | Free BYOK | 20.4k | |
| Google AI Studio The Gemini API with a generous free tier. | Proprietary | Free tier Metered | — | |
| Goose Block's open-source local AI agent. | Apache-2.0 | Free BYOK | 50.6k | |
| Greptile Hosted codebase intelligence for AI code review and Q&A. | Proprietary | Free tier Included | — | |
| Groq Ultra-low-latency inference on custom LPU silicon. | Proprietary | Free tier Metered | — | |
| Guardrails AI Validation and guardrails library for LLM applications. | Apache-2.0 | Free No model cost | 7.1k | |
| Haystack (deepset) Production-grade RAG and agent pipelines from deepset. | Apache-2.0 | Free BYOK | 25.8k | |
| Helicone Proxy-based LLM observability with instant cost tracking. | Apache-2.0 | Free tier No model cost | 5.9k | |
| Herdr A terminal agent multiplexer that runs all your coding agents in one place. | AGPL-3.0 | Free No model cost | 10.9k | |
| Hermes Agent The self-improving AI agent built by Nous Research. | MIT | Free BYOK | 208.8k | |
| Kilo Code Open-source coding agent consolidating Cline and Roo. | Apache-2.0 | Free BYOK | 25.5k | |
| Laminar Open-source observability and eval for AI agents. | Apache-2.0 | Free tier No model cost | 3.1k | |
| LangChain The broad framework for LLM applications and agents. | MIT | Free BYOK | 140.9k | |
| Langfuse The most-used open-source LLM observability tool. | MIT | Free tier No model cost | 30.4k | |
| LangGraph Graph-based agent orchestration from LangChain. | MIT | Free BYOK | 36.4k | |
| LangSmith LangChain's observability and eval platform. | Proprietary | Free No model cost | — | |
| Latitude Open-source prompt management and eval. | LGPL-3.0 | Free tier No model cost | 4.4k | |
| Letta Stateful agents with long-term memory (formerly MemGPT). | Apache-2.0 | Free tier BYOK | 23.6k | |
| LiteLLM Open-source LLM gateway with cost tracking, routing, and fallbacks. | MIT | Free No model cost | 52.6k | |
| llama.cpp C/C++ inference for GGUF models on any hardware. | MIT | Free No model cost | 119.2k | |
| LlamaIndex The data framework for LLM applications. | MIT | Free BYOK | 50.6k | |
| LLM Guard Open-source security toolkit for sanitizing LLM inputs and outputs. | MIT | Free No model cost | 3.1k | |
| LMDeploy Efficient inference and serving for open models. | Apache-2.0 | Free No model cost | 7.9k | |
| Lunary Open-source LLM observability and prompt management. | Apache-2.0 | Free tier No model cost | — | |
| Mastra The TypeScript-first agent framework. | Elastic-2.0 | Free BYOK | 25.8k | |
| Maxim AI Evaluation and simulation for AI agents. | Proprietary | Free tier No model cost | — | |
| Mem0 Universal memory layer for AI agents. | Apache-2.0 | Free tier No model cost | 60.0k | |
| Mistral AI Provider of the Mistral and Codestral models. | Proprietary | Free tier Metered | — | |
| NeMo Guardrails NVIDIA's open-source toolkit for LLM guardrails. | Apache-2.0 | Free No model cost | 6.6k | |
| Novita AI Affordable hosted LLM and image APIs. | Proprietary | Per-token Metered | — | |
| NVIDIA NIM NVIDIA's inference microservices for hosting open and frontier models. | Proprietary | Free tier Metered | — | |
| Ollama Run large language models locally with one command. | MIT | Free No model cost | 175.4k | |
| Open Interpreter Let an LLM run code on your machine. | Apache-2.0 | Free BYOK | 64.3k | |
| OpenAI The GPT and Codex model API. | Proprietary | Per-token Metered | — | |
| OpenAI Agents SDK OpenAI's lightweight agents SDK (Swarm successor). | MIT | Free Included | 27.6k | |
| OpenAI Codex OpenAI's open-source agentic coding CLI. | Apache-2.0 | Free Metered | 95.4k | |
| OpenCode A model-agnostic, local-first coding agent TUI. | MIT | Free BYOK | 182.1k | |
| OpenCode Autolearn Self-improvement engine for OpenCode agents. | MIT | Free No model cost | 9 | |
| OpenHands Open-source autonomous software engineer (formerly OpenDevin). | MIT | Free BYOK | 79.3k | |
| OpenLLMetry OpenTelemetry instrumentation for LLMs. | Apache-2.0 | Free No model cost | 7.3k | |
| OpenRouter One API routing to hundreds of models across providers. | Proprietary | Per-token Metered | — | |
| Patronus AI Automated evaluation and guardrails for LLMs. | Proprietary | Custom No model cost | — | |
| Pi A minimal, extensible terminal coding-agent harness. | MIT | Free BYOK | 67.5k | |
| PocketFlow A 100-line minimalist LLM framework, agentic-coding friendly. | MIT | Free BYOK | 10.9k | |
| Portkey AI gateway with caching, fallbacks, and observability. | MIT | Free tier No model cost | 12.3k | |
| promptfoo Test and red-team LLM apps, prompts, and agents. | MIT | Free No model cost | 22.9k | |
| Pydantic AI Type-safe agent framework from the Pydantic team. | MIT | Free BYOK | 18.2k | |
| Pydantic Logfire Observability from the Pydantic team. | Proprietary | Free tier No model cost | — | |
| Replicate Run and host thousands of open models via API. | Proprietary | Per-token Metered | — | |
| Replit Agent Build and ship apps conversationally on Replit. | Proprietary | Bundled Included | — | |
| Repomix Pack a whole repository into one token-optimized file for AI context. | MIT | Free No model cost | 26.8k | |
| Roo Code A community fork of Cline with extra modes. | Apache-2.0 | Free BYOK | 24.3k | |
| Semantic Kernel Microsoft's SDK for enterprise AI orchestration. | MIT | Free BYOK | 28.3k | |
| Serena LSP-based semantic code tools for agents, as an MCP toolkit. | MIT | Free No model cost | 26.1k | |
| SGLang Fast serving and structured generation engine. | Apache-2.0 | Free No model cost | 29.9k | |
| SigNoz Open-source OpenTelemetry observability. | MIT | Free tier No model cost | 27.6k | |
| Smolagents Hugging Face's minimalist code-writing agents. | Apache-2.0 | Free BYOK | 28.2k | |
| Sourcegraph Enterprise code intelligence, search, and agent context. | Proprietary | Custom Included | — | |
| Tabby Self-hosted AI coding assistant for teams. | Apache-2.0 | Free BYOK | 33.7k | |
| Text Generation Inference Hugging Face's production LLM server. | Apache-2.0 | Free No model cost | 10.9k | |
| tmux A terminal multiplexer for managing many terminal sessions at once. | ISC | Free No model cost | 47.3k | |
| Together AI Hosted open-model inference and fine-tuning. | Proprietary | Per-token Metered | — | |
| Vercel AI SDK The TypeScript toolkit for building AI apps and agents. | Apache-2.0 | Free BYOK | 25.3k | |
| vLLM High-throughput self-hosted LLM serving engine. | Apache-2.0 | Free No model cost | 85.3k | |
| Void An open-source Cursor alternative. | Apache-2.0 | Free BYOK | 28.8k | |
| Weights and Biases Weave LLM tracing and eval inside W&B. | Proprietary | Free tier No model cost | — | |
| Windsurf Codeium's AI-native IDE (Cascade agent). | Proprietary | $15/mo Included | — | |
| Z.ai Provider of the GLM family of models. | Proprietary | Per-token Metered | — | |
| Zed (AI) The high-performance editor with built-in AI. | AGPL-3.0 | Free BYOK | 86.4k | |
| Zep Long-term memory service for AI assistants and agents. | Apache-2.0 | Free tier No model cost | 4.7k |