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
Privacy-first AI code assistant.FreemiumVerified FreeCodeHelicone AI
Open-source LLM observability platform for logging, monitoring, and debugging AI applications. [#opensource](https://github.com/Helicone/helicone)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).FreemiumCodeSinglebaseCloud
AI-powered backend platform with Vector DB, DocumentDB, Auth, and more to speedFreemiumDeveloper ToolsTiledesk
*[reviews](https://altern.ai/product/tiledesk)* - Open-source LLM-enabled no-code chatbot development framework. Design, test and launchFreemiumCodeEmergent
Full-stack AI app generation and deployment.SubscriptionVerified FreeDeveloper ToolsDust
Build and deploy custom AI agents on company data.FreemiumData & AnalyticsRoo Code
Open-source autonomous coding agent for VS Code.Open sourceVerified FreeCodeSieve
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.SubscriptionVerified FreeCodeCatDoes
No-code AI builder for native iOS and Android apps.SubscriptionCodeSynthflow
No-code AI voice agents with in-house telephony.FreemiumAudioChat With PDF by Copilot.us
An AI app that enables dialogue with PDF documents, supporting interactions withFreemiumCode
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