Awesome Homomorphic Encryption

A curated list of amazing Homomorphic Encryption libraries, software and resources.

Libraries

Libraries that can be used to implement applications using (Fully) Homomorphic Encryption.

cuHE - GPU-accelerated HE library for NVIDIA CUDA-Enabled GPUs.
cuFHE - CUDA-accelerated Fully Homomorphic Encryption Library.
cuYASHE - Based on leveled fully HE scheme YASHE for GPGPUs.
FHEW - A Fully HE library based on FHEW: Bootstrapping Homomorphic Encryption in less than a second.
FV-NFLlib - A header-only library implementing the Fan-Vercauteren scheme.
HEAAN - Scheme with native support for fixed point approximate arithmetic.
HElib - Brakerski-Gentry-Vaikuntanathan (BGV) scheme.
krypto - C++ implementation of multivariate quadratic FHE.
Λ ○ λ - "Lol" Haskell library for ring-based lattice cryptography that supports FHE.
lattigo - Go library for lattice-based crypto that implements various schemes.
libScarab - C library implementing a FHE scheme using large integers.
libshe - Symmetric somewhat HE library based on DGHV scheme.
NFLlib - NTT-based Fast Lattice library specialized on power-of-two polynomials.
NuFHE - GPU-accelerated HE library, faster than cuFHE, that implements the tfhe algorithms.
PALISADE - lattice encryption library.
petlib - Python library that implements a number of Privacy Enhancing Technologies.
Pyfhel - A Python wrapper for SEAL, HElib, and PALISADE.
python-paillier - Partially HE based on Paillier scheme.
SEAL - "FullRNS" optimization of Fan-Vercauteren scheme.
SparkFHE - Apache Spark with an add-on for FHE computations. See 📄.
tfhe - Faster fully HE: Bootstrapping in less than 0.1 seconds.

ALCHEMY - Haskell-based DSLs and interpreters/compilers, build on top of the lattice crypto library Lol.
Cingulata - Compiler toolchain and RTE for running C++ programs over encrypted data.
crypto-geofence - Geo-fencing demo application based on Paillier scheme.
nGraph-HE - Deep Learning (DL) with HE through Intel’s DL graph compiler nGraph based on SEAL.
Marble - A C++ framework that translates between nearly plaintext-style user programs and FHE computations.
MORFIX Sandbox - Web-based UI to play around with the SEAL library.
OpenMined - Decentralized data ownership & intelligence based on HE, blockchain and deep / federated learning.
SHEEP - HE evaluation platform with a set of native benchmarks and a library agnostic language.

CryptDB - Protecting confidentiality with encrypted query processing.
encrypted-mongodb - Wrapper on MongoDB's Python driver that enables to query encrypted data.
Prisma/DB - Security layer for relational database systems.
TimeCrypt - Encrypted time-series database using homomorphic encryption-based access control.
ZeroDB - E2E encrypted database using proxy re-encryption.

Barthelemy, Lucas. Brief survey of Fully HE. 2016.
Daniele Micciancio. Links to papers and implementations of Lattice Cryptography schemes.
Gentry, Craig. A fully homomorphic encryption scheme. Stanford University, 2009.
HomomorphicEncryption.org. An open industry, government & academic consortium working on standardization of FHE.
KU Leuven. An introduction to homomorphic encryption.
Vinoid Vaikuntanathan. A list of references about FHE, covering top papers in the field.

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To the extent possible under law, Jonathan Schneider has waived all copyright and related or neighboring rights to this work.