E2B Code Interpreter
Sandboxed code execution environment for AI agents to safely run Python, JavaScript, and other code.
Curated AI tools with free plans. No credit card required. Verified links and trust signals.
Every tool listed here offers a free tier or freemium plan. Browse by category, search by keyword, or jump to free tools for a specific task.
Each tool shows verification (how recently we checked the link), link health (whether the URL works), and trust (0–1, combining both). Verified + HTTPS = highest trust. Pending = not yet checked. Stale = last check was 1–3 days ago. Failed = over 3 days.
Sandboxed code execution environment for AI agents to safely run Python, JavaScript, and other code.
Open source AI tool that augments humans with pattern recognition for summarizing, extracting, and rating content.
Platform for building AI agents that can access live data, APIs, and custom tools for real-time assistance.
Testing and observability platform for AI pipelines with regression detection and evaluation management.
Open source testing framework for ML models with automated vulnerability detection and quality assurance.
AI workflow automation platform with visual pipeline builder for connecting AI models to business processes.
Digital analytics platform with AI auto-capture that tracks every user interaction without manual tagging.
User behavior analytics tool with AI-powered heatmaps, session recordings, and survey analysis.
Open source orchestration platform for scheduling and running data pipelines, AI workflows, and integrations.
Serverless platform for deploying AI models and applications globally with GPU support and auto-scaling.
Open source LLM observability platform for tracing, monitoring, and evaluating AI application pipelines.
Open source framework for building real-time voice and video AI agents with WebRTC connectivity.
AI mind mapping tool that transforms text, PDFs, and web pages into visual mind maps and knowledge graphs.
Open source multi-agent framework that assigns roles to AI agents for collaborative software development.
Product analytics platform with AI-powered insights, funnel analysis, and user behavior tracking.
AI tool that converts text, PowerPoint, and documents into narrated videos with 700+ AI voices.
Data visualization platform for exploring and presenting data collaboratively.
Open source LLM evaluation and tracing platform for debugging and monitoring AI application quality.
Open source LLMOps platform for prompt management, version control, and cost monitoring of AI applications.
Open source framework for building AI assistants with memory, knowledge, and tool use capabilities.
Browse curated shortlists of free tools for specific tasks.