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George Kapellakis - blitcp
7 posts
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@blitcp

George Kapellakis - blitcp

@blitcp
Sysadmin for 20+ years. Author of blitcp — copy files at full disk speed. Block-order I/O · SSH streaming · dedup · 7 languages. Formerly fast-copy.
blitcp.dev
Joined July 2026
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  • Pinned
    @blitcp
    George Kapellakis - blitcp
    @blitcp
    Aug 7
    fast-copy is now blitcp ⚡ New name — "blit" as in bit-block transfer, which is what the engine does. Same tool: block-order I/O, SSH tar streaming, dedup, verify. v4.0.0: 7 languages, passphrase generator, Windows fixes. Installs upgrade in place. blitcp.dev
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  • @blitcp
    George Kapellakis - blitcp
    @blitcp
    Aug 19
    Use my referral code to get started and claim your €25 in BTC reward as a qualified referee! #BybitEUAnniversary bybit.eu/en-EU/EU1stAnn…
  • @blitcp
    George Kapellakis - blitcp
    @blitcp
    Aug 8
    blitcp vs rsync (real benchmark): 12,347 small files (HDD → SSD): • blitcp: 8.19s • rsync -a: 14.14s Why? • Block-order reads (physical disk order) • Small-file bundling • Built-in verification + cloud support
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    blitcp vs rsync
    From blitcp.dev
  • @blitcp
    George Kapellakis - blitcp
    @blitcp
    Aug 8
    Looking for a faster alternative to rsync / scp / SFTP? blitcp does cloud-to-cloud: • Same provider → server-side copy • Cross-provider (S3↔Azure↔GCS) → local relay Block-order I/O + dedup + verification Open source
    blitcp.dev
    blitcp — High-Speed File Transfer CLI
    Block-order I/O, SSH streaming, xxHash dedup, sparse files, sudo audit log. Apache 2.0. Cross-platform.
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