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Text Compressor (gzip / deflate)

Compress or decompress text with gzip/deflate and see the size saved.

● runs in your browser

mode

algorithm

text to compress

Uses your browser's native CompressionStream (gzip/deflate). Compressed bytes are shown base64-encoded so they're copyable. The base64 string is larger than the raw bytes — the “saved” figure reflects the true compressed byte size. Runs entirely in your browser.