ZST File Format

Zstandard Compressed File category

ZST（Zstandard）は高速と高圧縮を両立した現代的な圧縮形式です。リアルタイム用途でも扱えます。

Typical use: 大きなデータを素早く小さくするなら ZST が有利です。

About the ZST format

ZST（Zstandard）は高速と高圧縮を両立した現代的な圧縮形式です。リアルタイム性が求められる場面でも扱えます。

単一ファイルの圧縮に使われ、近年はソフト配布やログ保存でも採用が増えています。

Strengths

✓ 圧縮・展開が速い
✓ 圧縮率も良好
✓ 圧縮レベルを幅広く選べる

Limitations

✗ gzip ほど広くは普及していない
✗ 対応ツールがやや少ない

Layout: One compressed frame
Compression: Zstandard
Bundling: Single file
Best for: DB dumps and pipelines

Convert ZST to…

12 direct directions plus 3 workflows, sorted A–Z; 🔥 marks popular targets.

ZST を 7Z に変換 Hot ZST を APK に変換 ZST を JAR に変換 ZST を TAR に変換 Hot ZST を TAR.BZ2 に変換 ZST を TAR.GZ に変換 Hot ZST を TAR.XZ に変換 ZST を TBZ2 に変換 ZST を TGZ に変換 ZST を TXZ に変換 ZST を WIM に変換 ZST を ZIP に変換 Hot

Cross-engine workflows

ZST を BZ2 に変換 ZST を GZ に変換 ZST を XZ に変換

Frequently asked questions

What is a ZST file?

ZST is Zstandard — Facebook’s modern compressor that pairs high ratios with extreme speed; common in database dumps and game assets.

How do I convert ZST files online?

Pick a target format from the "Convert ZST to…" list below, drop your file and hit convert. Everything runs in your browser — no install, no upload, no watermark, no limits.

Is it safe to convert ZST files here?

Yes. Every conversion is performed by your own device inside the browser — files never leave for a server, and the page keeps working even offline.

Which formats can ZST convert to?

This page lists all 15 directions across documents, images, audio, video, spreadsheets and archives — each one is its own free converter page.