Applied Energistics 2: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1294449-applied-energistics-2-open-source
AsieLib
Permission: GNU General Public License
Source: https://github.com/asiekierka/AsieLib/blob/1.7/src/main/resources/LICENSE
Bibliocraft
Permission: If credit is given and link provided
Source: http://www.bibliocraftmod.com/copyright/#modpacks
Bibliowoods (All)
Permission: If credit is given and link provided
Source: http://www.bibliocraftmod.com/copyright/#modpacks
Big Reactors
Permission: MIT License
Source: http://big-reactors.com/#/about
Biomes O' Plenty
Permission: Allowed if not monetized, credit given & no alterations aside from config files
Source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1286162-biomes-o-plenty-over-50-new-biomes-with-new-trees
Buildcraft
Permission: Must provide link to site
Source: http://www.mod-buildcraft.com/pages/faq.html
Camping Mod
Permission: As long as I don't make money on it.
http://www.rikmuld.com/contact
Carpenter's Blocks
Permission: Under the license.
http://www.carpentersblocks.com/
Chisel
Permission: Blanket permission given, would like to be told of use
Source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1294901-
Code Chicken Core
Permission: Requires credit given
Source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1279956-chickenbones-mods
Code Chicken Lib
Permission: Requires credit given
Source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1279956-chickenbones-mods
COFH Core
Permission: Blanket permission given
Source: http://teamcofh.com/permissions/
COFH Lib
Permission: Blanket permission given
Source: http://teamcofh.com/permissions/
EnderIO
Permission: Public Domain
Source: https://github.com/CrazyPants/EnderIO/blob/master/LICENSE
Ender Storage
Permission: Requires credit given
Source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1279956-chickenbones-mods
Forestry
Permission: Allows if not monetized
Source: https://forestryforminecraft.info/main:downloads?s[]=modpack
IChunUtil
Permission: Allowed with link and name.
Soruce: http://ichun.me/support/mod-packs/
Name: IChun
industrialcraft
Permission: Can play it.
source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1272475-1-7-3-industrialcraft-v8-55
Inventory Tweaks
Permission: MIT License
Source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1288184-inventory-tweaks-1-60-march-17
Iron Chests
Permission: GPL v3
Source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1280827-1-5-and-up-forge-universal-ironchests-5-0
JABBA
Permission: Apache 2.0 license
Source: http://mobiusstrip.eu/wiki/License
LycanitesMobsComplete
Permission: Feel Free
Source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1291613-lycanites-mobs-environmental-mobs-aggressive
Mantle
Permission: MIT License
Source: http://minecraft.curseforge.com/mc-mods/74924-mantle
Mekanism
Permission: MIT License, doesn't understand need for this
Source: https://github.com/aidancbrady/Mekanism
Modular Powersuits
Permission: Yes
Source: http://machinemuse.net/modpacks.php
NEI
Permission: Yes
Source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1279956-chickenbones-mods
ProjectRed
Permission: Yes
Source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1290357-forge-multipart-projectred-v4-7-0pre12-95-02-08
SimplyJetpacks
Permission: Yes
Source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1294687-toniuss-mods-simply-jetpacks-nei-integration
Sync
Permission: Allowed with link and name.
Soruce: http://ichun.me/support/mod-packs/
Name: IChun
TConstruct
Permission: Yes
Source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1287648-tinkers-construct
Thermal Expansion
Permission: Blanket permission given
Source: http://teamcofh.com/permissions/
Thermal Foundation
Permission: Blanket permission given
Source: http://teamcofh.com/permissions/
ThermalDynamics
Permission: Blanket permission given
Source: http://teamcofh.com/permissions/
Twilight Forest
Permission: Provide link to forum post, credit the author and do not monetize
Source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1276258
Waila
Permission: Apache 2.0 license
Source: http://mobiusstrip.eu/wiki/License and http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1295067-waila-harvestability-how-can-i-harvest-what-im
WailaHarvestability
Permission: Yes
Source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1295067-waila-harvestability-how-can-i-harvest-what-im
WR-CBE
Permission: Yes if link and source name
Source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1279956-chickenbones-mods
All Chicken core mods made by chicken_bones link to site: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1279956-chickenbones-mods
SecurityCraft
Permission: Yes just link it
Source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1291001-v1-8-1-securitycraft-security-cameras-retinal
Mc Heli
Permission: Yes
Link to post: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/2449775-minerrpgcraft-2#c2
Open Mods
Permission: Yes
Source: https://openmods.info/
Source
IGW
Link: http://minecraft.curseforge.com/projects/in-game-wiki-mod
Immersive Engineering
Permission: Yes
Source: http://minecraft.curseforge.com/projects/immersive-engineering
Gravestones:
Permission: Yes
Source:http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1288082-gravestone-mod
Extra Utilities
Permission: Yes
http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/wip-mods/1443963-extra-utilities-v1-1-0k
DecoCraft
Permission: Assuming Yes
Source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1292016-decocraft-2-2-decorations-for-minecraft-halloween
SecurityCraft
Permission: Yes
Source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1291001-v1-8-1-securitycraft-security-cameras-retinal
Morph
Permission: Yes
Source: http://ichun.me/support/mod-packs/
Owner of mod: iChun
Natura
Permission: Yes
Source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1294968-natura
Thaumcraft
Permission: Yes
Source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1292130-thaumcraft-5-2-4-updated-2016-3-17
Owner of mod: Azanor
Witchery
Permission: Yes
Source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/wip-mods/1445248-witchery-0-24-1
Owner of mod: Emoniph
Aestuff
Permission: Yes
Source: http://mods.curse.com/mc-mods/minecraft/225194-ae2-stuff
Customnps
Permission: Yes
Source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1278956-custom-npcs
Igw
Permission: Assuming yes
Source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1294209-1-7-10-forge-ssp-smp-modjam-3-in-game-wiki-mod
Thaumic Energistics
Permission: Yes
Source: http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/wip-mods/2150151-1-7-10-tc4-ae2-thaumic-energistics
Sgcraft
Permission: Yes
Source: http://www.cosc.canterbury.ac.nz/greg.ewing/minecraft/mods/SGCraft/