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Curated AI tools and guides for IT professionals. Self-hosted assistants, study aids, and developer productivity tools — all vetted and explained.
Use external AI tools for productivity — then validate skills with free practice on CertStud. Start with our role-based AI roadmap or jump into GenAI, Copilot, and Claude certs.
Open-source and free AI tools worth exploring
Open-source personal AI assistant that connects to WhatsApp, Telegram, Slack, Discord, Signal, iMessage, and more. Runs locally on your devices with full data ownership.
Run large language models locally. Simple CLI to download and run Llama 3, Mistral, Gemma, and other open models on your own hardware with no cloud dependency.
Self-hosted web interface for interacting with local LLMs. Clean ChatGPT-like UI that works with Ollama and other backends. Supports RAG, web search, and multi-model switching.
All-in-one AI desktop app for chatting with documents, building agents, and running local models. Supports RAG with custom documents, making it great for studying certification materials.
Open-source ChatGPT alternative that runs 100% offline. Desktop app with a clean interface, local model management, and extension system. Great for private study sessions.
Google's AI-powered research tool that lets you upload study materials and have AI-guided conversations about them. Generates audio overviews and study guides from your documents.
In-depth setup guides and how-tos
Prepare for GitHub Certified Agentic AI Developer (GH-600). Copilot, agents, responsible use, 3-week plan, and practice questions.
Pass GCP Generative AI Leader. Business gen-AI literacy on Google Cloud. After or instead of Digital Leader.
Compare Claude Certified Architect (CCA-F) with Azure AI-102, AWS ML Specialty, AWS AI Practitioner, and NVIDIA GenAI certifications. Find the right AI certification path for your career goals.
Complete 4-week study plan for the Claude Certified Architect (CCA-F) exam. Includes daily schedules, practice questions, hands-on labs, and exam strategies to pass on your first try.
Anthropic's CCA-F is the first vendor-backed certification for building with Claude AI. Learn what the exam covers, who it's for, how to prepare, and whether it's worth pursuing in 2026.
Step-by-step OpenClaw setup for macOS, Linux, and Windows (WSL2). Connect WhatsApp, Telegram, Slack, Discord, and more with a local-first AI assistant.
Discover the top AI, GenAI, and machine learning certifications for 2026. Compare AWS AI, Azure AI, Google Cloud AI, and vendor-neutral options. AI certifications are the fastest-growing salary boosters in tech.
Master the newest AI certification from NVIDIA. Comprehensive guide to the GenAI LLM Associate exam covering fundamentals, prompt engineering, and LLM integration with expert study strategies.
CertStud was designed and developed by Filantus. Filantus also designed BoostLogik for SEO and AI search visibility, Foci for focused study sessions, and other specialized apps.
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