Alternatives and similar repositories for captcha

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

• etix / goscrape
  Go library to scrape torrents on any UDP tracker
  ☆18Updated 7 years ago
• mback2k / smtp-dkim-signer
  SMTP-proxy that DKIM-signs e-mails before submission to an upstream SMTP-server.
  ☆37Updated 2 years ago
• shuque / dane
  Go library for DANE authentication
  ☆23Updated 7 months ago
• ciehanski / onionbox
  Send and receive files securely through Tor.
  ☆43Updated 2 years ago
• dimalinux / spoofsourceip
  Golang/gopath example for spoofing UDP source IP addresses
  ☆70Updated 6 years ago
• albertito / dnss
  DNS over HTTPS [mirror]
  ☆134Updated 6 months ago
• PennockTech / smtpdane
  SMTP DANE testing tool
  ☆24Updated last month
• majestrate / fedproxy
  tor/i2p/lokinet socks proxy router
  ☆34Updated last year
• berty / go-libtor
  Self-contained Tor from Go
  ☆35Updated 3 years ago
• xaionaro-go / secureio
  An easy-to-use XChaCha20-encryption wrapper for io.ReadWriteCloser (even lossy UDP) using ECDH key exchange algorithm, ED25519 signatures…
  ☆33Updated 5 months ago
• txthinking / mailx
  A lightweight SMTP mail library
  ☆31Updated 2 years ago
• DevelopersPL / godnsagent
  DNS Agent serving zones stored in memory, downloaded via HTTP(S) in JSON format
  ☆21Updated 5 years ago
• gesquive / templr
  An iptables firewall manager
  ☆20Updated 7 years ago
• torden / ngx_hidden_signature_patch
  Just! a Hide Server Signature of Nginx Web Server in response header and in response error
  ☆16Updated last year
• foxcpp / mailsec-check
  Another utility to analyze state of deployment of security-related email protocols.
  ☆67Updated last year
• vsergeev / tinytaptunnel
  a point-to-point layer 2 tap interface tunnel over UDP/IP with HMAC-SHA256 authentication, written in Go.
  ☆61Updated 11 years ago
• mehrdadrad / ping
  Golang native ICMP-based ping IPv4 and IPv6 library
  ☆23Updated 5 years ago
• schollz / share-v1
  Simple file sharing from the browser and the command-line.
  ☆128Updated last year
• foxcpp / wirebox
  Dynamic WireGuard tunnel configuration.
  ☆15Updated 2 years ago
• pyed / ipfilter
  ipfilter is a middleware for Caddy that blocks or allows requests based on the client's IP
  ☆87Updated 6 years ago
• nkcmr / age-online
  a fully in-browser tool to encrypt data with the age encryption tool.
  ☆59Updated 7 months ago
• ns1labs / doq-proxy
  DNS-over-QUIC to UDP Proxy
  ☆77Updated last year
• Snawoot / httptrap
  Web-server which produces infinite chunked-encoded responses to slowdown malicious clients
  ☆22Updated 3 months ago
• jpillora / upnpctl
  A small UPnP client
  ☆11Updated 10 years ago
• kitschysynq / darity
  A wafer-thin, pure Go interface to KVM
  ☆10Updated 10 years ago
• msp301 / pinbox-server
  Self-hosted webmail client greatly inspired by Google Inbox (Backend)
  ☆12Updated 3 years ago
• CortexFoundation / torrentfs
  A p2p file system for https://github.com/CortexFoundation/CortexTheseus with pure Golang
  ☆67Updated last week
• my-network / ipvpn
  [WIP] Easy-to-use decentralized secure overlay private network (for any device)
  ☆35Updated 3 years ago
• mtojek / ohlavpn
  Find working VPN proxy all over the world | Hola VPN
  ☆42Updated 6 years ago
• dwin / goArgonPass
  goArgonPass is a Argon2 Password utility package for Go using the crypto library package Argon2 designed to be compatible with Passlib fo…
  ☆20Updated 5 years ago