Gzip Compress
在支持 CompressionStream 的浏览器里本地 Gzip 压缩或解压文本，结果以 Base64 展示，数据不上传。
Interactive controls load with JavaScript. Processing stays in your browser.
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How to use
- 压缩：输入文本，得到 Gzip 的 Base64。
- 解压：粘贴 Base64，还原文本。
- 需要支持 CompressionStream 的现代浏览器。
- 不上传数据。
FAQ
Does Gzip Compress upload my data?
No. Gzip Compress runs locally in your browser and does not upload content to www.518882.com or third-party APIs.
Do I need an account?
No. Open and use — no signup, login, or paywall. Open Gzip Compress and use it — no signup, login, or paywall.
How is this different from upload-based tools?
Tools run locally in your browser; content is not sent to our servers for processing — suited to private text and drafts.
Are there limits?
Limited by device memory and the browser; very large inputs may slow the page. There is no account quota.