Category Hub
Free Archive & File Tools — ZIP Creator, Extractor & Hashes
Client-side archive utilities. Create ZIP files, unpack archives in-browser, and compute MD5, SHA-1, SHA-256, and SHA-512 cryptographic hashes with instant client-side privacy.
ZIP File Creator & Compressor
Compress and bundle multiple files, folders, or images into a single .ZIP archive in your browser.
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ZIP File Extractor (Unzip Online)
Open, inspect, and extract files from .ZIP archives directly in your web browser.
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File Hash Generator (MD5, SHA-256, SHA-512)
Calculate MD5, SHA-1, SHA-256, and SHA-512 checksum hashes for files and text in your browser.
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Custom Business Software
Need a Custom Internal Tool or Workflow Built?
I design and build tailored internal dashboards, automated data pipelines, and custom client calculators.
No generic agency fluff — direct technical engineering
Custom tailored for your specific business stack
Measurable ROI, transparent reporting & 100% code ownership