Libraries

@agntn/ciphers

Classical and puzzle ciphers with encode, decode, frequency analysis and brute force. Built for CTFs and riddles.

package: @agntn/ciphers
status: docs
providers: Caesar, Vigenère, Playfair, Enigma, ADFGVX, Bifid, Polybius, Bacon, Morse, Rail fence, +10
surfaces: library · cli · mcp · pi · omp
install: pnpm add @agntn/ciphers

LibraryESM, strict TypeScript, typed errors.shipped

CLISame calls from a shell, --json for scripts.shipped

AI SDKVercel AI SDK tools from the /ai subpath.not yet

MCPOne server over stdio for every host.shipped

PiExtension shipped inside the package.shipped

OMPSame executors, OMP packaging.shipped

Install

pnpm add @agntn/ciphers

Published on npm with a docs site of its own.

chains

Canonical blockchain classes with a registry, aliases, chain ids and address validation. Every library that touches a chain builds on it.

puzzles

Public crypto puzzles and bounties as typed records. Addresses, key material, solvers and live balances for eleven collections on five chains.