head to head · open source
uBlock vs sandbox
uBlock has 69,033 GitHub stars, 4,427 forks, 15 open issues and last shipped yesterday. sandbox has 6,262 stars, 563 forks, 71 open issues and last shipped 2 months ago. uBlock leads on adoption by 1,002% (69,033 vs 6,262 stars). uBlock is written in JavaScript under GPL-3.0; sandbox is written in Python under Apache-2.0. uBlock has attracted 6% as many forks as stars, sandbox 9%. uBlock was the more recently maintained of the two, and both are self-hostable with no licence fee.
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 | sandbox | |
|---|---|---|
| GitHub stars | ★ 69K | ★ 6.3K |
| License | GPL-3.0 | Apache-2.0 |
| Written in | JavaScript | Python |
| Last push | 2026-11-02 | 2026-09-14 |
| Forks | ⑂ 4.4K | ⑂ 563 |
| 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 sandbox if
- You want the sandbox feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and sandbox 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 sandbox
AIO Sandbox All in One Agent Sandbox Environment 🌐 Browser 💻 Terminal 📁 File 🔧 VSCode 📊 Jupyter 🤖 MCP 🌐 Website      🔌 API      📑 Paper      🌟 Examples      📊 Evaluation    🚀 Quick Start Get up and running in 30 seconds: For users in mainland China: For reproducible deployments, pin a release tag. Replace 1.11.0 with the release you want: These examples intentionally bind the host side to 127.0.0.1 because the sandbox listens on 0.0.0.0 inside the container. For cloud deployment, keep port 8080 private and publish it through a…
read the full sandbox overview →
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Frequently asked questions
Is uBlock or sandbox more popular?
uBlock has 69,033 GitHub stars and sandbox has 6,262. uBlock has the larger community by that measure.
Are uBlock and sandbox free?
Both are open source. uBlock is licensed under GPL-3.0 and sandbox under Apache-2.0. Neither carries a licence fee.
What is the difference between uBlock and sandbox?
uBlock is written in JavaScript and sandbox in Python. 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 sandbox?
Choose uBlock if you want the larger community (69,033 stars) or its GPL-3.0 licence terms. Choose sandbox if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.