PyPI93Exceptionalhealth index
Python★ 113↓ 12K/moOct 10, 2026
PyPI91Excellenthealth index
Python★ 2↓ 27K/moOct 19, 2026
RubyGems83Excellenthealth index

q9f/eth.rba straightforward library to build, sign, and broadcast ethereum transactions anywhere you can run ruby.
Ruby★ 235Sep 12, 2026
crates.io80Excellenthealth index
Rust★ 879↓ 46.3M/moOct 20, 2026
TypeScript★ 961↓ 113M/moSep 23, 2026
crates.io77Goodhealth index
Rust★ 660↓ 58.5M/moSep 17, 2026
TypeScript★ 7↓ 15.7K/moSep 10, 2026
TypeScript★ 890↓ 5.3M/moOct 5, 2026
crates.io69Goodhealth index
C · Rust★ 430↓ 15.1M/moOct 20, 2026

ofek/coincurveSafest and fastest Python library for secp256k1 elliptic curve operations
Python · CMake★ 184↓ 3.6M/moAug 27, 2026
Kotlin · C++ · CMake★ 72Sep 6, 2026
npm63Moderatehealth index
TypeScript★ 9↓ 1M/moSep 18, 2026

ecies/go Elliptic Curve Integrated Encryption Scheme for secp256k1 in Golang
Go★ 120Oct 4, 2026
npm62Moderatehealth index

flop-labs/tclkHTLC/PTLC deal-making for agents that meet in a chat room — offer, accept, lock, reveal, refund, as signed room messages. The room coordinates; a settlement rail holds the money. Alpha: no rail holds value yet.
TypeScript★ 17↓ 3,512/moOct 8, 2026
npm60Moderatehealth index

DigitalArsenal/hd-wallet-wasmHD Wallet WASM - Comprehensive BIP-32/39/44 hierarchical deterministic wallet implementation in C++ compiled to WebAssembly
JavaScript · C++★ 0↓ 14.1K/moOct 21, 2026
npm60Moderatehealth index

toon-protocol/toonTOON Protocol shared library layer: @toon-protocol/core + @toon-protocol/sdk
TypeScript★ 0↓ 5,068/moSep 12, 2026
NuGet57Moderatehealth index
C#★ 1Sep 15, 2026
npm57Moderatehealth index
TypeScript★ 2↓ 9,598/moSep 13, 2026
Packagist57Moderatehealth index
PHP★ 24↓ 61.8K/moOct 19, 2026
crates.io56Moderatehealth index
Rust★ 57↓ 11K/moOct 10, 2026
crates.io54Moderatehealth index
Rust★ 2↓ 7,823/moSep 26, 2026
npm50Moderatehealth index

bitcoinerlab/secp256k1A library for performing elliptic curve operations on the secp256k1 curve. It is designed to integrate into the BitcoinJS & BitcoinerLAB ecosystems and uses the audited noble-secp256k1 library. It is compatible with environments that do not support WASM, such as React Native.
JavaScript★ 51↓ 1.2M/moSep 18, 2026
npm50Moderatehealth index
JavaScript · C++★ 360↓ 9.3M/moSep 15, 2026

StanimirTenev/qrp-mcpA local cryptographic inventory for developers and AI agents that carries verifiable coverage and its own limits inside the CBOM.
Python★ 0↓ 3,470/moSep 28, 2026
TypeScript★ 0↓ 2,538/moAug 25, 2026
Maven34At Riskhealth index
Java★ 1Sep 13, 2026

luxfi/threshold▼ LUX multiparty CGGMP21, FROST, LSS protocol and other threshold signature schemes.
Go★ 3Sep 11, 2026
JavaScript · C++ · TypeScript★ 108↓ 2.7M/moOct 17, 2026
NuGet26At Riskhealth index
C#★ 2Sep 6, 2026
Rust★ 16↓ 10.3K/moSep 20, 2026