An approximate introduction to how zk-SNARKs are possible (Vitalik Buterin)
https://vitalik.ca/general/2021/01/26/snarks.html
Zk-SNARKs: Under the Hood (Vitalik Buterin)
https://medium.com/@VitalikButerin/zk-snarks-under-the-hood-b33151a013f6
The missing explanation of zk-SNARKs (David Wong)
https://www.cryptologie.net/article/507/the-missing-explanation-of-zk-snarks/
https://www.cryptologie.net/article/508/the-missing-explanation-of-zk-snarks-part-2/
Why and How zk-ZNARK Works: Definitive Explanation (Maksym Petkus)
https://arxiv.org/pdf/1906.07221.pdf
https://leastauthority.com/community-matters/moonmath-manual/
https://people.cs.georgetown.edu/jthaler/ProofsArgsAndZK.html
Resources about folding:
https://github.com/lurk-lab/awesome-folding
zkStudyClub
https://www.youtube.com/playlist?list=PLj80z0cJm8QHm_9BdZ1BqcGbgE-BEn-3Y
ZK Whiteboard Sessions
https://zkhack.dev/whiteboard/
BIU Winter School on Zero Knowledge
https://www.youtube.com/playlist?list=PL8Vt-7cSFnw29cLUVqAIuMlg1QJ-szV0K
PSE Lectures - A full course on Elliptic Curve Cryptography
https://www.youtube.com/playlist?list=PLV91V4b0yVqQ_inAjuIB5SwBNyYmA9S6M
Lurk Lab Zulip
ZK Hack Discord
Privacy & Scaling Explorations Discord