- albinowax
- Beaujeant
- Djadmin
- EdOverflow
- Evilsocket
- gradiuscypher
- Hack-with-Github
- infoslack
- nahamsec
- Ngalongc
- OWASP cheatsheat
- qazbnm456
- Swissky
- TomNomNom. Great open source tools. For an introduction see this video by STÖK and TomNomNom.
- Tzkuat
- Zbetcheckin
- ZephrFish
- Zseano