LinkSwift: A Direct Link Download Tool for Eight Cloud Storage Platforms, the 23K-Star Open Source Powerhouse

Cloud storage speed throttling has long been a pain point for users in China. Whether you need to batch-transfer files or want to accelerate downloads with tools like IDM and aria2, the first hurdle you can't avoid is—how to obtain the file's real download URL. The open source project LinkSwift on GitHub was born precisely to solve this problem, and it has now garnered over 23,000 stars, with 592 new stars added today, showing continued growing popularity.

What Is LinkSwift?

LinkSwift is a JavaScript-based tool for obtaining cloud storage file download URLs, maintained by developer hmjz100. Its predecessor is the well-known 【Cloud Storage Direct Link Download Assistant】, and LinkSwift has been modified and extended on that foundation.

Its core capability is straightforward: it helps you extract the real direct link address of a file from cloud storage pages, which can then be paired with third-party download tools for a more efficient download experience.

Currently, LinkSwift supports eight mainstream cloud storage platforms:

• Baidu Netdisk——the cloud storage with the largest user base in China
• Alibaba Cloud Drive——a personal cloud storage service that has grown rapidly in recent years
• China Mobile Cloud Drive——a representative of carrier-based cloud storage
• Tianyi Cloud Drive——a product under China Telecom
• Xunlei Cloud Drive——relying on the Xunlei download ecosystem
• Quark Cloud Drive——an emerging force under Alibaba
• UC Cloud Drive——a storage service within the UC Browser ecosystem
• 123 Cloud Drive——a free cloud storage focused on large file sharing

One tool covering eight platforms is rare among similar open source projects. Most direct link tools tend to adapt to only one or two cloud storage services. Cross-platform support means developers need to continuously track changes in each cloud storage provider's APIs and page structures.

Technical Approach and Usage

LinkSwift is written in JavaScript, which means it most likely runs as a browser script—after users load it through a script manager, they can operate directly on the cloud storage web page to obtain direct links.

The advantages of this approach are:

No need to install a standalone client. All logic is completed on the browser side, without relying on local background processes, resulting in a low usage barrier.

Cross-platform compatibility. Whether on Windows, macOS, or Linux, it works as long as there is a browser.

Flexible updates. When cloud storage interfaces change, script updates are much faster than client releases.

Judging from the project data, 23,212 stars and 1,407 forks indicate quite high community recognition. Multiple content creators on Bilibili and YouTube have also made related tutorials and real-world tests, and the general feedback is that when used with IDM or aria2, download speeds improve significantly compared with cloud storage clients.

However, it should be noted that direct link acquisition tools are always in a state of tug-of-war with cloud storage platforms. Cloud storage providers adjust interface strategies from time to time, and the tool may become ineffective at any moment, requiring users to wait for the developer to follow up with fixes.

Browser scripts usually refer to JavaScript code loaded and run through a userscript manager (such as the browser extensions Tampermonkey, Violentmonkey, Greasemonkey, etc.). Such scripts are automatically injected after a matching webpage finishes loading, directly access and modify the current page's DOM, read file information from the page, call the cloud storage frontend interfaces, and insert additional action buttons or panels into the page.

Compared with browser extensions, userscripts have a lighter permission model, require no browser restart for installation or uninstallation, and do not rely on app store review. The trade-off is weaker isolation: scripts can read all content on the current page, so they should only be installed from trusted sources. LinkSwift belongs to this category: users first install a userscript manager in the browser, then install the LinkSwift script from the project repository, after which they can see the direct link acquisition entry when opening supported cloud storage pages.

A direct link refers to a download address that points directly to the file itself and does not require passing through an intermediate redirect page. Ordinary cloud storage sharing links are often just an entry page, and the actual file resource requires authentication and the generation of a temporary download token before it can be accessed, and it is usually speed-limited for non-premium accounts.

What tools like LinkSwift do is, under the premise that the browser is already logged in and already has access permission, extract the real file address carrying temporary credentials from the cloud storage page or frontend interface, and hand it to downloaders such as IDM and aria2. Because downloaders can use strategies like multi-threaded segmentation and resumable downloads, they bypass the official client's limit on single-connection speed, so the perceived speed often improves noticeably. It should be emphasized that direct links usually come with an expiration time and account-binding information, and will become invalid once expired or when used across accounts.

Comparison and Selection of Similar Tools

Solutions for obtaining cloud storage direct links on the market roughly fall into several categories:

Browser script type (such as LinkSwift): lightweight and cross-platform, but more sensitive to cloud storage interface changes.

Standalone client type: usually richer in features, supporting batch operations and resumable download management, but with higher installation and update costs.

Online parsing website type: requires no installation at all, but has privacy risks and stability issues, and most have stopped service for various reasons.

LinkSwift is positioned in the first category, following the path of open source community maintenance. Compared with closed-source parsing services, open source projects are more trustworthy in terms of transparency and security—you can review the code yourself to confirm there is no malicious behavior.

IDM (Internet Download Manager) is a long-established download tool on the Windows platform, whose core capability is splitting a file into multiple segments for concurrent downloading and automatically resuming after a connection interruption. aria2 is a cross-platform command-line downloader that also supports multi-connection segmentation and can be called by other programs through an RPC interface, so it is often used as the underlying engine for various download frontends. Motrix is a graphical interface client built on top of aria2, lowering the barrier to using command-line tools.

What these three have in common is multi-threaded segmented download capability, which is exactly why they can pull ahead of official cloud storage clients in speed. LinkSwift itself does not participate in the download process; it is only responsible for producing direct links that can be recognized by these tools, so the final speed depends on the selected downloader's concurrency strategy, the network environment, and the cloud storage provider's connection limits per IP.

Usage Recommendations and Precautions

If you plan to try LinkSwift, there are a few points worth noting:

Use it compliantly. Direct link acquisition tools themselves are neutral, but please ensure that the content you download complies with copyright regulations and the cloud storage service terms.

Keep an eye on project updates. Cloud storage interfaces may change at any time. It is recommended to watch the project or regularly check the release page to promptly obtain versions adapted to new interfaces.

Pair it with a download tool. LinkSwift is only responsible for obtaining addresses; the actual download experience depends on the downloader you use. IDM, aria2, Motrix, and others are common choices.

Expect failures. No direct link tool can guarantee 100% long-term availability. When failures occur, first check whether you are using the latest version, then check the issues section to see whether others have reported the same problem.

LinkSwift's value lies in the fact that it uses an open source approach to provide users with a cross-platform, low-barrier solution for obtaining cloud storage direct links. Behind its 23,212 stars is a real vote by a large number of users for the simple need of "not being speed-limited."

One-line Summary

Open source tool LinkSwift supports direct link extraction for eight major cloud storage platforms and can bypass throttling when paired with downloaders.

Paragraph Summary

LinkSwift is a JavaScript-based open source cloud storage direct link acquisition tool maintained by developer hmjz100, formerly known as the well-known "Cloud Storage Direct Link Download Assistant." It supports eight platforms: Baidu Netdisk, Alibaba Cloud Drive, China Mobile Cloud Drive, Tianyi Cloud Drive, Xunlei Cloud Drive, Quark Cloud Drive, UC Cloud Drive, and 123 Cloud Drive. It has now received over 23,000 stars and more than 1,400 forks. The tool runs as a browser script, requires no standalone client installation, is cross-platform, and updates flexibly. After obtaining direct links, users can pair it with downloaders such as IDM, aria2, and Motrix, and download speeds improve noticeably compared with cloud storage clients. However, direct link tools are always in a tug-of-war with cloud storage platforms, and interface changes may cause failures, so users need to follow project updates and use it compliantly.