Warframe Mods You Should Keep

	A	B	D	E	F
1	Currently Updated to: Whispers in the Wall (35.0/38.0.10)
2		Red: you end up getting along the way to farming something else	Yellow are worth going out of your way to farm.		These mods are useful to have, but situational.
3	Warframes		Augments and Auras
4	Mod	Drop sources.	Mod Type	Where to Get	Warframes or Weapons or Specifics
5	Carnis Carapace	Cambion Drift Bounties, Deimos Carnis Rex	Red Veil Warframe Augments	Syndicate from relays and your ship	Ash, Atlas, Ember, Garuda,Grendle, Harrow, Khora, Lavos, Loki, Mesa, Nekros, Saryn Titania, Volt, Zephyr
6	Saxum Carapace	Cambion Drift Bounties, Deimos Saxum Rex	Cephalon Suda Warframe Augments	Syndicate from relays and your ship	Banshee, Chroma, Frost, Hildryn, Hydroid, Ivara, Limbo, Mirage, Nezah, Nova, Octavia, Revanant, Vauban, Wisp, Xaku,Yareli
7	Stretch	LT Lech Kril, Phorid, Cetus Bounties	Steel Meridian Warframe Augments	Syndicate from relays and your ship	Atlas, Ember, Excalibur, Frost, Garuda, Grendle, Khora, Mesa, Nezah, Nidus, Nova, Oberon, Rhino, Saryn, Voruna, Xaku
8	Blind Rage	Orokin Vaults	New Loka Warframe Augments	Syndicate from relays and your ship	Baruuk, Equinox, Gara, Hydroid, Lavos, Mag, Nyx, Oberon,Octavia, Titania, Trinity, Valkyr, Wisp,Wukong, Yareli, Zephyr
9	Fleeting Expertise	Orokin Vaults	The Perrin Sequence Warframe Augments	Syndicate from relays and your ship	Banshee, Chroma, Gauss, Gyre, Hildryn, Inaros, Ivara Mag, Nekros, Nidus, Protea, Revanant, Rhino, Trinity, Valkyr, Vauban
10	Narrow Minded	Orokin Vaults	Arbiters of Hexis Warframe Augments	Syndicate from relays and your ship	Ash, Baruuk, Equinox, Excalibur, Gara, Gauss, Gyre, Harrow, Inaros, Limbo, Loki, Mirage, Nyx, Protea, Volt, Wukong
11	Overextended	Orokin Vaults	Nightwave and Conclave Warframe Augments	Can be Obtained from Nightwave in the Start Screen, or Teshin in any relay.	Weekly Nightwave Rotation of Mods, and Conclave PVP standing.
12	Transient Fortitude	Orokin Vaults	Nightwave Aura Mods	Nightwave Weekly Creds	All Aura Mods not listed
13	Rush	Capture Missions	Arbitration Aura Mods		Combat Discipline, Aerodynamic, Sheperd, Melee Guidance, Swift Momentem
14	Vitality	Capture Missions, Captian Vor	Silver Grove Aura Mods	Dropped When Killing A Silver Grove Specter	Empowered Blades, Growing Power, Brief Respite, Pistol Amp, Stand United, Shotgun Amp
15	Armored Agility	Nightmare Missions
16	Constitution	Nightmare Missions
17	Vigor	Nightmare Missions
18	Streamline	Dark Sectors, Cetus Bounties
19	Mecha Pulse	Fortuna Bounties and Corpus
20	Synth Reflex	Fortuna Bounties and Corpus
21	Tek Collateral	Fortuna Bounties and Corpus
22	Augur Message	Cetus Bounties, Recon Commander, Thumpers
23	Augur Reach	Cetus Bounties, Recon Commander, Thumpers
24	Augur Secrets	Cetus Bounties, Recon Commander, Thumpers
25	Gladiator Aegis	Cetus Bounties, Aerial Commanders
26	Gladiator Finesse	Cetus Bounties, Aerial Commanders
27	Gladiator Resolve	Cetus Bounties, Aerial Commanders
28	Intensify	Cetus Bounties, Captian Vor
29	Steel Fiber	Cetus Bounties, Excavation and Survival Missions
30	Vigilante Vigor	Cetus Bounties, Plains Commander
31	Vigilante Pursuit	Cetus Bounties, Plains Commander
32	Motus Signal	Amalgam Enemies
33	Aviator	Amalgam Enemies
34	Hunter Adrenaline	Ghoul Bounties Event, Ghoul Rictus Alpha
35	Continuity	Uranus-Kuva Fortress Defense
36	Equilibrium	Lephantis
37	Adaptation	Arbitrations
38	Agility Drift	Lua Challenge Rooms
39	Coaction Drift	Lua Challenge Rooms
40	Cunning Drift	Lua Challenge Rooms
41	Endurance Drift	Lua Challenge Rooms
42	Power Drift	Lua Challenge Rooms
43	Speed Drift	Lua Challenge Rooms
44	Stealth Drift	Lua Challenge Rooms
45	Flow	Hyekka Masters, Drahk Masters, Ceres-Kuva Fortress Survival
46	Natural Talent	Earth-Ceres Interception, Gustrag 3
47	Rage	Napalms, Infested Chroma and Mesa
48	Redirection	Broodmothers, Grineer Lancers
49	Strain Consume	Profit Taker Assassination
50	Sure Footed	Bombards, Elite Shield Lancers
51	Prime Continuity	Baro Kiteer
52	Prime Flow	Baro Kiteer
53	Prime Surefooted	Login Reward
54	Prime Vigor	Login Reward
55	Primed Redirection	Baro Kiteer
56	Archon Continuity	Chipper Rank 3 Purchaseable
57	Archon Stretch	Chipper Rank 3 Purchaseable
58	Archon Intensify	Chipper Rank 3 Purchaseable
59	Archon Vitality	Chipper Rank 3 Purchaseable
60	Archon Flow	Chipper Rank 3 Purchaseable
61	Umbral Vitality	The Sacrifice Questline
62	Umbral Intensify	The Sacrifice Questline
63	Umbral Fiber	The Sacrifice Questline
64	Energy Nexus	Anatomizer, Rogue Necramechs
65	Precision Intensify	Murmur Enemies
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100