Programmer's Guide to Ethereum and Serpent
https://mc2-umd.github.io/ethereumlab/docs/serpent_tutorial.pdf

A Treatise on Altcoins
https://download.wpsoftware.net/bitcoin/alts.pdf

Gitian Builder
https://github.com/devrandom/gitian-builder

Making a mining portal
https://github.com/UNOMP/unified-node-open-mining-portal

Building wallets
https://cryptocointalk.com/topic/13204-how-to-build-a-windows-qt-wallet-for-any-coin-yourself-from-source-code-step-by-step-instructions/
https://bitcointalk.org/index.php?topic=586844.0
https://bitcointalk.org/index.php?topic=498746.0

PoS Coin making Guide
https://steemit.com/altcoins/@complexring/how-to-build-proof-of-stake-altcoins-and-stake-coins-on-a-remote-ubuntu-server

This coin claims to be an in wallet coin generator
https://bitcointalk.org/index.php?topic=1287935.0