AI Tools Hub

Best AI Developer Tools Tools (2026)

159 verified tools.

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Open WebUI
Self-hosted LLM web UI.Open sourceDeveloper ToolsLangfuse
Open-source LLM observability.Open sourceDeveloper ToolsBraintrust
Evals for AI products.FreemiumVerified FreeDeveloper ToolsAssemblyAI
Speech-to-text API for developers.Usage-basedAudioLovable
Build apps by chatting.FreemiumCodeTabnine
40
Privacy-first AI code assistant.FreemiumVerified FreeCodeTensorZero
An open-source framework for building production-grade LLM applications. It unifies an LLMFreemiumDeveloper ToolsMastra
A TypeScript framework for building AI agents, workflows, and applications. [#opensource](https://github.com/mastra-ai/mastra)FreemiumAI AgentsChatbot UI
An open source ChatGPT UI. [Source code](https://github.com/mckaywrigley/chatbot-ui).FreemiumCodeStarOps
40
AI Platform EngineerFreemiumVerified FreeDeveloper ToolsSinglebaseCloud
AI-powered backend platform with Vector DB, DocumentDB, Auth, and more to speedFreemiumDeveloper ToolsKeploy
Open source Tool for converting user traffic to Test Cases and DataFreemiumData & AnalyticsTiledesk
*[reviews](https://altern.ai/product/tiledesk)* - Open-source LLM-enabled no-code chatbot development framework. Design, test and launchFreemiumCodeHelicone AI
Open-source LLM observability platform for logging, monitoring, and debugging AI applications. [#opensource](https://github.com/Helicone/helicone)FreemiumVerified FreeCodeEmergent
Full-stack AI app generation and deployment.SubscriptionVerified FreeDeveloper ToolsVanna.ai
An open-source Python RAG framework for SQL generation and related functionality. [#opensource](https://github.com/vanna-ai/vanna)FreemiumDeveloper ToolsDust
Build and deploy custom AI agents on company data.FreemiumVerified FreeData & AnalyticsRoo Code
Open-source autonomous coding agent for VS Code.Open sourceCodeSieve
Video and audio AI APIs for developers.Usage-basedAudioChatling
No-code AI chatbots for websites.FreemiumVerified FreeCodeRecombee
Recommendation engine API for commerce and content.FreemiumVerified FreeDeveloper ToolsClosersCopy
AI copywriting with frameworks for marketers.SubscriptionWritinggetimg.ai
AI image generation, editing, and models with an API.FreemiumImageMicrosoft Copilot Studio
Build custom AI agents across Microsoft 365.SubscriptionCode
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