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13,753–13,776 of 20,287 · Most stars

A collection of hash functions, ciphers, tools, libraries, and materials related to cryptography & security. :closed_lock_with_key::closed_lock_with_key::closed_lock_with_key::closed_lock_with_key::closed_lock_with_key: (project was renamed, libchaos is main)

Smallest full text search engine (lucene replacement) built from scratch using inverted Roaring bitmap index, highly compact storage, operating in database and document modes

A modern terminal mail client for Gmail and Microsoft 365, with an MCP server for AI agents

Field-level assurance for data pipelines: mapping-driven source-to-target validation, fault-injection test scoring and explainable risk-adaptive test prioritization.

Defensive mitigation and testing toolkit for PHP security vulnerabilities (CVE-2026-109618, CVE-2026-109619, CVE-2026-115560), including Apache protections and PHP hardening guidance

Rescue data from failing drives: ddrescue-style imaging, partition detection, NTFS recovery incl. deleted files, and file carving. Portable for Windows and Linux.

  • data-recovery
  • ddrescue
  • disk-imaging
  • file-carving