head to head · open source
uBlock vs ws-scrcpy
uBlock has 69,033 GitHub stars, 4,427 forks, 15 open issues and last shipped yesterday. ws-scrcpy has 2,594 stars, 577 forks, 91 open issues and last shipped 3 days ago. uBlock leads on adoption by 2,561% (69,033 vs 2,594 stars). uBlock is written in JavaScript under GPL-3.0; ws-scrcpy is written in TypeScript under MIT. uBlock has attracted 6% as many forks as stars, ws-scrcpy 22%. uBlock was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (javascript), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| uBlock | ws-scrcpy | |
|---|---|---|
| GitHub stars | ★ 69K | ★ 2.6K |
| License | GPL-3.0 | MIT |
| Written in | JavaScript | TypeScript |
| Last push | 2026-11-02 | 2026-10-31 |
| Forks | ⑂ 4.4K | ⑂ 577 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick uBlock if
- You weight community size — 69K stars and counting
- You want the GPL-3.0 license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick ws-scrcpy if
- You want the ws-scrcpy feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and ws-scrcpy fits your workflow better
About uBlock
[![Badge Commits]][Commit Rate] [![Badge Issues]][Issues] [![Badge Localization]][Crowdin] [![Badge License]][License] [![Badge NPM]][NPM] [![Badge Mozilla]][Mozilla] ![Badge Chrome] [![Badge Edge]][Edge] uBlock Origin (uBO) GitHub Releases Stable and development versions on Firefox, Chromium MV2, and Thunderbird. Must be placed manually into web browsers; the Chromium and Thunderbird versions usually won't auto update. Related: uBlock Origin Lite uBlock Origin (uBO) is a CPU and memory efficient [wide spectrum content blocker][Blocking] for Chromium and Firefox. It blocks ads, trackers, coin miners, popups…
read the full uBlock overview →
About ws-scrcpy
ws scrcpy Web client for [Genymobile/scrcpy][scrcpy] and more. Requirements Browser must support the following technologies: WebSockets Media Source Extensions and h264 decoding; WebWorkers WebAssembly Server: Node.js v10+ node gyp (installation) adb executable must be available in the PATH environment variable Device: Android 5.0+ (API 21+) Enabled adb debugging On some devices, you also need to enable an additional option to control it using keyboard and mouse. Build and Start Make sure you have installed node.js, node gyp and build tools Supported features Android Screen casting The modified [version][fork]…
read the full ws-scrcpy overview →
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Frequently asked questions
Is uBlock or ws-scrcpy more popular?
uBlock has 69,033 GitHub stars and ws-scrcpy has 2,594. uBlock has the larger community by that measure.
Are uBlock and ws-scrcpy free?
Both are open source. uBlock is licensed under GPL-3.0 and ws-scrcpy under MIT. Neither carries a licence fee.
What is the difference between uBlock and ws-scrcpy?
uBlock is written in JavaScript and ws-scrcpy in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, uBlock or ws-scrcpy?
Choose uBlock if you want the larger community (69,033 stars) or its GPL-3.0 licence terms. Choose ws-scrcpy if its feature set, stack or MIT licence fits better. Both are self-hostable.