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在 GitHub 仓库页面左下角显示快捷链接，跳转到 DeepWiki 或 Zread.ai 知识库
// ==UserScript==
// @name GitHub Wiki Linker
// @namespace http://tampermonkey.net/
// @version 2026-01-13
// @description 在 GitHub 仓库页面左下角显示快捷链接，跳转到 DeepWiki 或 Zread.ai 知识库
// @author You
// @match https://github.com/*
// @icon https://github.githubassets.com/favicons/favicon.svg
// @grant none
// @license MIT
// ==/UserScript==
(function() {
'use strict';
// 检测是否是仓库主页面（只匹配 github.com/owner/repo 或 github.com/owner/repo/）
function isRepoMainPage() {
const path = window.location.pathname;
// 排除 GitHub 特殊页面
const excludedPaths = [
'/settings',
'/notifications',
'/explore',
'/trending',
'/marketplace',
'/pulls',
'/issues',
'/codespaces',
'/sponsors',
'/login',
'/signup',
'/join',
'/new',
'/organizations',
'/orgs'
];
if (excludedPaths.some(p => path.startsWith(p))) {
return false;
}
// 匹配格式: /owner/repo 或 /owner/repo/
// 不匹配: /owner/repo/blob/... /owner/repo/tree/... 等带有子路径的页面
const repoPattern = /^\/([^\/]+)\/([^\/]+)\/?$/;
const match = path.match(repoPattern);
if (!match) {
return false;
}
const owner = match[1];
const repo = match[2];
// 排除用户页面的特殊路径
const excludedRepoNames = [
'followers',
'following',
'repositories',
'projects',
'packages',
'stars',
'sponsoring',
'achievements'
];
if (excludedRepoNames.includes(repo)) {
return false;
}
return { owner, repo };
}
// 创建悬浮框
function createFloatingBox(owner, repo) {
// 如果已存在，先移除
const existingBox = document.getElementById('wiki-linker-box');
if (existingBox) {
existingBox.remove();
}
const box = document.createElement('div');
box.id = 'wiki-linker-box';
box.innerHTML = `
<style>
#wiki-linker-box {
position: fixed;
bottom: 20px;
left: 20px;
background: #ffffff;
border: 1px solid #d0d7de;
border-radius: 8px;
padding: 12px;
box-shadow: 0 3px 12px rgba(140, 149, 159, 0.15);
z-index: 9999;
font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
font-size: 12px;
min-width: 160px;
}
#wiki-linker-box .title {
font-weight: 600;
color: #24292f;
margin-bottom: 8px;
font-size: 12px;
}
#wiki-linker-box .link-btn {
display: block;
padding: 6px 10px;
margin: 4px 0;
background: #f6f8fa;
border: 1px solid #d0d7de;
border-radius: 6px;
color: #0969da;
text-decoration: none;
font-size: 12px;
transition: background 0.2s;
}
#wiki-linker-box .link-btn:hover {
background: #0969da;
color: #ffffff;
border-color: #0969da;
}
#wiki-linker-box .close-btn {
position: absolute;
top: 6px;
right: 8px;
cursor: pointer;
color: #57606a;
font-size: 14px;
line-height: 1;
}
#wiki-linker-box .close-btn:hover {
color: #24292f;
}
@media (prefers-color-scheme: dark) {
#wiki-linker-box {
background: #161b22;
border-color: #30363d;
}
#wiki-linker-box .title {
color: #c9d1d9;
}
#wiki-linker-box .link-btn {
background: #21262d;
border-color: #30363d;
color: #58a6ff;
}
#wiki-linker-box .link-btn:hover {
background: #58a6ff;
color: #ffffff;
}
#wiki-linker-box .close-btn {
color: #8b949e;
}
}
</style>
<span class="close-btn" title="关闭">✕</span>
<div class="title">📚 知识库快捷入口</div>
<a class="link-btn" href="https://deepwiki.com/${owner}/${repo}" target="_blank">
🔗 DeepWiki
</a>
<a class="link-btn" href="https://zread.ai/${owner}/${repo}" target="_blank">
🔗 Zread.ai
</a>
`;
document.body.appendChild(box);
// 关闭按钮事件
box.querySelector('.close-btn').addEventListener('click', () => {
box.remove();
});
}
// 主函数
function init() {
const repoInfo = isRepoMainPage();
if (repoInfo) {
createFloatingBox(repoInfo.owner, repoInfo.repo);
} else {
// 如果不是仓库主页，移除悬浮框
const existingBox = document.getElementById('wiki-linker-box');
if (existingBox) {
existingBox.remove();
}
}
}
// 页面加载完成后执行
init();
// 监听 URL 变化（GitHub 使用 SPA，需要监听路由变化）
let lastUrl = location.href;
new MutationObserver(() => {
const url = location.href;
if (url !== lastUrl) {
lastUrl = url;
setTimeout(init, 100); // 延迟执行，等待页面渲染
}
}).observe(document, { subtree: true, childList: true });
})();