Peek-a-Repo

Hover to preview files, folders, and images on GitHub. Fast and efficient with smart caching.

Peek-a-Repo lets you instantly preview GitHub files, folders, and images by hovering over them — no clicks, no page loads. ✦ FEATURES • Code preview — hover any source file to see syntax-highlighted code in a floating popup • Folder preview — hover a folder to see its contents as a mini file tree • Image preview — hover image files to see them rendered inline • "View more" — expand truncated files without leaving the page • Smart caching — repeated hovers are instant, no extra API calls • Smooth scrolling — momentum-based scroll inside the popup ✦ SETUP Sign in with GitHub OAuth (one click) or paste a Personal Access Token in the settings page. Works on public repos immediately; private repos require a token with repo scope. ✦ PRIVACY No data is collected or transmitted to any external server. Your GitHub token is stored locally in Chrome sync storage only. See the full privacy policy linked below. ✦ PERMISSIONS • github.com — to detect hovered file links • api.github.com — to fetch file/folder contents • raw.githubusercontent.com — to fetch raw file content • storage — to save your token and preferences • identity — for GitHub OAuth login