Alternatives and similar repositories for end-to-end:

Users that are interested in end-to-end are comparing it to the libraries listed below

• trevp / double_ratchet
  Double Ratchet Algorithm
  ☆375Updated 9 years ago
• keybase / node-client
  CLI for keybase.io written in/for Node.js
  ☆300Updated 8 years ago
• agl / pond
  Pond
  ☆910Updated 3 years ago
• mozilla / masche
  Deprecated - MIG Memory Forensic library
  ☆386Updated 3 years ago
• ModernPGP / keys
  Tools and ideas to help with PGP keys and fingerprint verification
  ☆58Updated last year
• letsencrypt / acme-spec
  ACME Specification
  ☆1,132Updated 10 months ago
• robertdavidgraham / pemcrack
  Cracks SSL PEM files that hold encrypted private keys. Brute forces or dictionary cracks. This code is extraordinarily slow, DON'T JUDGE …
  ☆301Updated 3 years ago
• nucypher / zerodb-server
  ZeroDB server and client-side example of using it
  ☆135Updated 8 years ago
• google / certificate-transparency-rfcs
  Certificate Transparency RFC
  ☆80Updated 3 years ago
• cloudflarearchive / challenge-bypass-specification
  WARNING: Deprecated! See Privacy Pass
  ☆98Updated 8 years ago
• igrigorik / istlsfastyet.com
  Is TLS fast yet? Yes, yes it is.
  ☆423Updated 3 years ago
• noiseprotocol / noise_spec
  Noise Specification
  ☆453Updated 6 years ago
• benjaminp / httpswatch
  ☆98Updated 2 years ago
• indutny / bud
  **NOT MAINTAINED** Bud - The TLS Terminator
  ☆451Updated 6 years ago
• BII-Lab / DNSoverHTTP
  a source code for DNS over HTTP implementation
  ☆165Updated 6 years ago
• rahvee / CBcrypt
  Next-generation bcrypt, scrypt, pbkdf2
  ☆114Updated 9 years ago
• coniks-sys / coniks-java
  A CONIKS implementation in Java
  ☆60Updated 6 years ago
• lavabit / libdime
  The DIME resolver library and command line utilities.
  ☆414Updated last year
• zrm / snow
  ☆781Updated 7 years ago
• kennwhite / install-letsencrypt
  Suite of installers for the LetsEncrypt official client on every major *nix OS (Debian, Amazon Linux, CentOS, RedHat, Ubuntu, FreeBSD)
  ☆79Updated 6 years ago
• whiteout-io / mail
  [ABANDONED] Mail App with integrated OpenPGP encryption
  ☆542Updated 5 years ago
• Muterra / doc-golix
  PGP-like encryption + torrent-like addressing + blockchain-like enforcement of data expiry
  ☆123Updated 7 years ago
• PolyPasswordHasher / PolyPasswordHasher
  A Password hash storage scheme that prevents an attacker from cracking passwords individually and efficiently.
  ☆323Updated 7 years ago
• agl / xmpp-client
  An XMPP client with OTR support
  ☆365Updated 3 years ago
• telehash / blockname
  A blockchain and DHT backed DNS cache
  ☆127Updated 8 years ago
• okTurtles / groupcurrency.org
  ☆84Updated 5 years ago
• mitro-co / mitro
  Repository for all Mitro client & server code
  ☆1,641Updated 9 years ago
• e2email-org / e2email
  E2EMail is a simple Chrome application - a Gmail client that exchanges OpenPGP mail.
  ☆807Updated 8 years ago
• stealth / opmsg
  opmsg message encryption
  ☆755Updated 2 years ago
• OpenTechFund / CryptoTerminology
  ☆55Updated 9 years ago