Forum Thread: "Inventory Tweaks, being under the MIT License, is frequently used in modpacks. Feel free to redistribute it! My only request is to provide a link to either this thread or the mod's website."
"Original Zan's Minimap is free to distruibute"
Forum Thread: "Waila (and all my mods) is distributed under the Apache 2.0 license. It has been for a while. This license means that you can do whatever you want with it (more or less). Also, FTB got a blanket license to include Waila and all my mods in their packs.
Stop asking me if you can include it, YES YOU CAN. That's what the permissive license is for."
Forum Thread: "Distribution unmodified versions of this mod in modpacks is allowed, as long as full credit goes to rich1051414, and is expressed in the credits with a link back to this forum post."
Pixelmon is DRM free
---Code Chicken Mods---
Forum Thread: "You are welcome to include any of my mods in modpacks as long as you provide credit. My name and a link to this page is fine."
Forum Thread: "daxnitro said in his post that he allow modification and distribution of his mod."
Forum Thread: "These mods are released under the Creative Commons Share Alike non-commercial License. They are allowed to be used in mod packs as long as I receive credit and the URL of this forum thread is provided. No adf.ly links. Do not post these mods on other sites. "
Forum Thread:"WorldEditCUI is licensed under the Eclipse Public License"
Forum Thread:"You are free to redistribute unmodified LiteLoader binaries in any mod pack or compilation, including on third-party distribution platforms such as Feed The Beast provided that the distribution remains free, eg. no ad.fly links or similar."
Watson source code is open to anyone
Forum Thread:"You may include CraftGuide in mod packs, or distribute it on its own, without any special procedure or permission."