Developer Tools
AI tools for developer tools: Agents & frameworks, APIs, DevOps, Testing.
21118 tools, ranked by editorial picks and quality score. Unverified entries are labelled.
- 1
APIs for Claude models
PaidDeveloper Tools - 2
Speech AI API
PaidTranscription - 3
Speech-to-text API
PaidTranscription - 4
Prototype with Gemini models
FreemiumDeveloper Tools - 5
Ultra-fast LLM inference
FreemiumDeveloper Tools - 6
Desktop app for local LLMs
FreeDeveloper Tools - 7
Framework for LLM apps and agents
FreeDeveloper Tools - 8
Data framework for LLM apps
FreemiumDeveloper Tools - 9
Run LLMs locally
FreeDeveloper Tools - 10
APIs for GPT models
PaidDeveloper Tools - 11
One API for many LLMs
FreemiumDeveloper Tools - 12
Vector database
FreemiumDeveloper Tools - 13
Code integrity and test generation
FreemiumCoding - 14
Run models via API
PaidDeveloper Tools - 15
Open model inference and fine-tuning
PaidDeveloper Tools - 16
TypeScript toolkit for AI apps
FreeDeveloper Tools - 17
ML experiment tracking
FreemiumDeveloper Tools - 18
Hub for models and datasets
FreemiumDeveloper Tools - 19
A full-stack AI Red Teaming platform securing AI ecosystems via Agent Scan, Skills Scan, MCP scan, AI Infra scan and LLM jailbreak evaluation.
FreeAutomation & Agents - 20
AdalFlow: The library to build & auto-optimize LLM applications.
FreeDeveloper Tools - 21
AG2 (formerly AutoGen): The Open-Source AgentOS.Join us at: https://discord.gg/sNGSwQME3x
FreeDeveloper Tools - 22
Manages Unified Access to Generative AI Services built on Envoy Gateway
FreeDeveloper Tools - 23
Flexible and powerful framework for managing multiple AI agents and handling complex conversations
FreeDeveloper Tools - 24
Ship AI Agents to Google Cloud in minutes, not months. Production-ready templates with built-in CI/CD, evaluation, and observability.
FreeDeveloper Tools - 25
You're the boss, agents are your team. They handle tasks on their own, message each other, and review each other's work. You just watch the kanban board and give high-level commands. Codex/Claude/OpenCode/Cursor/Grok/GitHub/Kiro/Z.AI/Xiaomi/MiniMax/Kimi(300+ models, 200+ LLM providers, free models n
FreeCoding - 26
Python SDK for AI agent monitoring, LLM cost tracking, benchmarking, and more. Integrates with most LLMs and agent frameworks including CrewAI, Agno, OpenAI Agents SDK, Langchain, Autogen, AG2, and CamelAI
FreeDeveloper Tools - 27
🚀 2026 最系统的 AI Agent 速成指南｜智能体实战教程 · 完整学习路径 + 实战项目 + 面试题库 · 对标大模型应用开发工程师岗位 · 覆盖LangChain / LangGraph / Coze / Dify / MCP / skills / LLM / RAG / 提示词 · 企业级部署与微调 · 从0到企业级落地 + 从学习到上线项目 + 面试准备一体化
FreeDeveloper Tools - 28
AI 时代的伯克希尔：基于 Claude Code / Codex 的价值投资研究框架。巴菲特·芒格·段永平·李录四大师方法论 + 多Agent并行研究。| AI-era Berkshire: a value investing research framework built for Claude Code / Codex. 4 masters' methodologies + multi-agent adversarial analysis.
FreeCoding - 29
AingDesk是一款简单好用的AI助手，支持知识库、模型API、分享、联网搜索、智能体，它还在飞快成长中。 AingDesk is a simple and easy-to-use AI assistant that supports knowledge bases, model APIs, sharing, internet search, and intelligent agents. It is still growing rapidly.
FreeDeveloper Tools - 30
Aion 3.5 is a multi-model roleplaying and storytelling system from AionLabs, built on the GLM family of models. It uses a collaborative generation process in which multiple specialized models each... Context: 262,144 tokens (OpenRouter, 2026-10-15).
PaidAI APIs & LLMs - 31
Aion 3.5 Mini is a multi-model roleplaying and storytelling system from AionLabs, built on the GLM family of models. It is the smaller, lower-cost sibling of Aion 3.5 and uses... Context: 262,144 tokens (OpenRouter, 2026-10-15).
PaidAI APIs & LLMs - 32
Aion-2.0 is a variant of DeepSeek V3.2 optimized for immersive roleplaying and storytelling. It is particularly strong at introducing tension, crises, and conflict into stories, making narratives feel Context: 131,072 tokens (OpenRouter, 2026-10-15).
PaidAI APIs & LLMs - 33
Aion-3.0 is a multi-model roleplaying and storytelling system from AionLabs, built on the GLM family of models. It uses a collaborative generation process in which multiple specialized models each con Context: 131,072 tokens (OpenRouter, 2026-10-15).
PaidAI APIs & LLMs - 34
Aion-3.0 Mini is a multi-model roleplaying and storytelling system from AionLabs, built on the DeepSeek family of models. It uses a collaborative generation process in which multiple specialized model Context: 131,072 tokens (OpenRouter, 2026-10-15).
PaidAI APIs & LLMs - 35
Aion-RP-Llama-3.1-8B ranks the highest in the character evaluation portion of the RPBench-Auto benchmark, a roleplaying-specific variant of Arena-Hard-Auto, where LLMs evaluate each other’s responses. Context: 32,768 tokens (OpenRouter, 2026-10-15).
PaidAI APIs & LLMs - 36
Nova 2 Lite is a fast, cost-effective reasoning model for everyday workloads that can process text, images, and videos to generate text. Nova 2 Lite demonstrates standout capabilities in processing... Context: 1,000,000 tokens (OpenRouter, 2026-10-15).
PaidAI APIs & LLMs - 37
Amazon Nova Lite 1.0 is a very low-cost multimodal model from Amazon that focused on fast processing of image, video, and text inputs to generate text output. Amazon Nova Lite... Context: 300,000 tokens (OpenRouter, 2026-10-15).
PaidAI APIs & LLMs - 38
Amazon Nova Micro 1.0 is a text-only model that delivers the lowest latency responses in the Amazon Nova family of models at a very low cost. With a context length... Context: 128,000 tokens (OpenRouter, 2026-10-15).
PaidAI APIs & LLMs - 39
Amazon Nova Premier is the most capable of Amazon’s multimodal models for complex reasoning tasks and for use as the best teacher for distilling custom models. Context: 1,000,000 tokens (OpenRouter, 2026-10-15).
PaidAI APIs & LLMs - 40
Amazon Nova Pro 1.0 is a capable multimodal model from Amazon focused on providing a combination of accuracy, speed, and cost for a wide range of tasks. As of December... Context: 300,000 tokens (OpenRouter, 2026-10-15).
PaidAI APIs & LLMs