# Entry
We all know that understanding a fresh code base is just plain challenging. You open file after file, read comments that don’t make much sense, and try to figure out how the different parts connect. It doesn’t matter whether you conduct research or work in a company; it’s the same fight. But AI tools make this task easier. They can plan how the code works, provide quick summaries, and answer questions as a co-worker would. This is much faster than doing everything by hand. Let’s look at five such tools that really lend a hand.
# 1. Google Code Wiki
Google Code Wiki is an artificial intelligence-based documentation tool. Scans the repository after each commit and creates organized documentation. Can add diagrams and link different parts of code together. There is also a chat interface powered by Google Gemini AI. You can ask questions about your natural language code. Code Wiki is currently in public preview and free for public repositories. Private repositories are maintained via a waitlist using a CLI tool.
# 2. WiedzaWiki
DeepWiki generates interactive documentation for any GitHub repository. Just enter the repository URL and it will create structured documents with architecture and module diagrams. You can also ask questions about the code in the conversational interface. Main features are free for public repositories. Enterprise features such as private repo support and dedicated support are available at custom pricing.
# 3. Explain GitHub
ExplainGitHub helps you quickly explore GitHub repositories. You get quick summaries, visual maps, and AI chat that answers questions about features, structure, and architecture. It’s free for public repositories and you don’t need to register or subscribe. It was created to make code exploration easier.
# 4. AI GitDocs
AI GitDocs helps you write documentation for your code. Automatically generates README files and other documents. Artificial intelligence browses your repository and creates sections, examples and templates. It connects directly to GitHub and allows editing and previewing. There is a free version available, and paid plans allow you to apply advanced features or teamwork.
# 5. GitSummarize
GitSummarize turns your GitHub repository into a hub for complete documentation. Automatically creates summaries and documents. This makes it easier to understand gigantic, elaborate code bases. Try it for free. It is open source software with a community behind it. Paid plans or enterprise pricing are not explicitly listed.
# Summary
- Best for understanding entire codebases: CodeWiki and DeepWiki
- Easiest instant code explanation: ExplainGitHub
- Best README/document creation: GitDocs AI
- Detailed documentation hub with architecture visualizations: GitSummarize
Kanwal Mehreen is a machine learning engineer and technical writer with a deep passion for data science and the intersection of artificial intelligence and medicine. She is co-author of the e-book “Maximizing Productivity with ChatGPT”. As a 2022 Google Generation Scholar for APAC, she promotes diversity and academic excellence. She is also recognized as a Teradata Diversity in Tech Scholar, a Mitacs Globalink Research Scholar, and a Harvard WeCode Scholar. Kanwal is a staunch supporter of change and founded FEMCodes to empower women in STEM fields.