head to head · open source
uBlock vs pasteguard
uBlock has 69,033 GitHub stars, 4,427 forks, 15 open issues and last shipped yesterday. pasteguard has 805 stars, 44 forks, 4 open issues and last shipped 21 days ago. uBlock leads on adoption by 8,476% (69,033 vs 805 stars). uBlock is written in JavaScript under GPL-3.0; pasteguard is written in TypeScript under Apache-2.0. uBlock has attracted 6% as many forks as stars, pasteguard 5%. uBlock was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (browser-extension), 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 | pasteguard | |
|---|---|---|
| GitHub stars | ★ 69K | ★ 805 |
| License | GPL-3.0 | Apache-2.0 |
| Written in | JavaScript | TypeScript |
| Last push | 2026-11-02 | 2026-10-13 |
| Forks | ⑂ 4.4K | ⑂ 44 |
| 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 pasteguard if
- You want the pasteguard feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and pasteguard 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 pasteguard
AI gets the context. Not your private data. PasteGuard masks PII and secrets before they reach ChatGPT, Claude, Gemini, your API provider, Codex, or Claude Code. Browser Chat · Apps & APIs · Coding Agents · Documentation You keep the originals. Providers see placeholders. Run it locally or self host it in your own infrastructure. What PasteGuard Protects PasteGuard is a local first privacy layer for teams that cannot send raw client data, customer records, logs, credentials, or production details directly to model providers. It works in three places: Browser Chat ChatGPT, Claude, and Gemini. Paste customer…
read the full pasteguard overview →
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Frequently asked questions
Is uBlock or pasteguard more popular?
uBlock has 69,033 GitHub stars and pasteguard has 805. uBlock has the larger community by that measure.
Are uBlock and pasteguard free?
Both are open source. uBlock is licensed under GPL-3.0 and pasteguard under Apache-2.0. Neither carries a licence fee.
What is the difference between uBlock and pasteguard?
uBlock is written in JavaScript and pasteguard 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 pasteguard?
Choose uBlock if you want the larger community (69,033 stars) or its GPL-3.0 licence terms. Choose pasteguard if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.