Hi, I've published a few resources related to GTA San Andreas IPL parsing and loading on MTA:SA.
Load and convert IPL map files in MTA:SA to spawn objects in your server!
https://github.com/Fernando-A-Rocha/mta-ipl-map-loader
Convert Map Editor (.map) to IPL format:
https://github.com/Fernando-A-Rocha/mta-map-to-ipl
Convert Binary GTA:SA IPL files to the text IPL format:
https://github.com/Fernando-A-Rocha/mta-binary-ipl-to-text
Enjoy!