Translations
• KERP (Keskimaa Roolipeli) - Finnish
• MERS - J.R.R Tolkiens Mittelerde - Das Rollenspiel - German
• MERP - Italian - Italian
• MERP - Japanese - Japanese
• MERP - Polish - Polish
• MERP - Spanish - Spanish
• MERP - Swedish - Swedish

MERP System - (1st Edition) rules
• Middle-earth Role Playing (1984, #8000 - replaced by Middle-earth Role Playing (1986) )
• Middle-earth Role Playing (1986, #8000 - replaced by Middle-earth Role Playing 2nd ed. Collectors Edition)
• Middle-earth Role Playing (boxed set) (1986, 1985 UK, #8100)
• MERP Combat Screen (1984, 1989, #8001 - replaced by MERP 2nd Ed. Combat Screen)

Campaign Settings - (1st Edition) give a sweeping overview of large regions and come complete with campaign notes and color maps
• ANGMAR Land of the Witch King (1982, #2300 - replaced by 1st Ed. EMPIRE of the Witch-King)
• COURT OF ARDOR in Southern Middle-earth (1982, 1983, #2500)
• DUNLAND and the Southern Misty Mountains (1987, #3600)
• EMPIRE of the Witch-King (1989, #4020 - revised 1st Ed. ANGMAR Land of the Witch King, replaced by 2nd Ed. ANGMAR)
• ENTS of Fangorn (1987, #3500)
• FAR HARAD The Scorched Land (1988, #3800)
• GORGOROTH (1990, #3112)
• GREATER HARAD (1990, #3111)
• The GREY MOUNTAINS (1992, #3113)
• HAVENS of GONDOR (1987, #3300)
• ISENGARD and Northern Gondor (1983, 1987, #2800)
• LORIEN & the Halls of the Elven Smiths (1986, #3200)
• Lost Realm of CARDOLAN (1987, #3700)
• MIRKWOOD (1988, #4010 - combined Northern MIRKWOOD & Southern MIRKWOOD, replaced by 2nd Ed. MIRKWOOD)
• MORIA The Dwarven City (1984, #2900 - replaced by 2nd Ed. MORIA)
• MOUNT GUNDABAD (1989, #3110)
• Northern MIRKWOOD (1983, 1984, #2600 - combined with Southern MIRKWOOD for 1st Ed. MIRKWOOD)
• RANGERS of the North (1984, #3000)
• RIDERS of ROHAN (1985, 1987, #3100)
• SEA-LORDS of GONDOR (1987, #3400)
• SHADOW in the SOUTH (1988, #3900)
• Southern MIRKWOOD (1983, #2700 - combined with Northern MIRKWOOD for 1st Ed. MIRKWOOD)
• UMBAR Haven of the Corsairs (1982, #2400)

Adventure Modules - (1st Edition) provide a setting in one locality and a variety of specific ready-to-run adventures based on that area
• BREE and the Barrow Downs (1984, #8010)
• BRIGANDS of Mirkwood (1987, #8090)
• DAGORLAD and the Dead Marshes (1984, #8020)
• DARK MAGE of Rhudaur (1989, #8013)
• Erech and the PATHS of the DEAD (1985, #8060)
• FOREST of Tears (1989, #8015)
• GHOST WARRIORS (1990, #8016)
• GOBLIN-GATE and Eagle's Eyrie (1985, #8070)
• HILLMEN of the Trollshaws (1984, #8040)
• Mouths of the ENTWASH (1988, #8011)
• RIVENDELL The House of Elrond (1987, #8080)
• ROGUES of the Borderlands (1990, #8014)
• THIEVES of THARBAD (1985, #8050)
• The Tower of Cirith Ungol and SHELOB'S LAIR (1984, #8030)
• WARLORDS of the Desert (1989, #8012)

Ready-to-Run Adventure Modules - (1st Edition) designed to be set up in a few minutes, played in a few hours, and require little or no preparation
• ASSASSINS of Dol Amroth (1987, #8106)
• DENIZENS of the Dark Wood (1989, #8111)
• Gates of MORDOR (1987, #8105)
• GHOSTS of the Southern Anduin (1989, #8109)
• HAUNTED RUINS of the Dunlendings (1985, #8101)
• HAZARDS of the Harad Wood (1990, #8112)
• The Necromancer's Lieutenant (1990, #8113)
• PERILS on the Sea of Rhun (1989, #8110)
• PHANTOM of the Northern Marches (1986, #8102)
• PIRATES of Pelargir (1987, #8104)
• RAIDERS of Cardolan (1988, #8108)
• RIVER RUNNING (1992, #8114)
• TROLLS of the Misty Mountains (1986, #8103)
• WOSES of the Black Wood (1987, #8107)

Cities - (1st Edition) detailed overviews of the most famous and significant cities in Middle-earth with each package documenting the history, design, layout, garrison, and inhabitants of the city, and including painstakingly elaborate maps, floorplans, and perspectives
• MINAS ITHIL (1991, #8302)
• MINAS TIRITH / Hardcover (1988, #8301 - replaced by 2nd Ed. MINAS TIRITH)

Fortress Modules - (1st Edition) detailed overviews of individual towers, castles, citadels, and other fortifications of particular note, documenting the history, design, layout, and garrisons, and including suggested adventure themes, painstakingly elaborate maps, floorplans, and perspectives
• CALENHAD A Beacon of Gondor (1990, #8203)
• HALLS of the ELVEN-KING (1988, #8204)
• NAZGÛL'S CITADEL (1991, #8205)
• TEETH of MORDOR (1988, #8202)
• WEATHERTOP Tower of the Wind (1987, #8201)

Sourcebooks and Reference Works - (1st Edition)
• Angus McBride's Characters of Middle-earth (1990, #8007)
• Campaign and Adventure Guidebook (1982, 1983 #2200)
• Creatures of Middle-earth (1988, #8005 - replaced by 2nd Ed. Creatures of Middle-Earth)
• LORDS of Middle-earth Vol I: The Immortals (1986, #8002 - split for 2nd Ed. ELVES and VALAR AND MAIAR)
• LORDS of Middle-earth Vol II: The Mannish Races (1987, #8003)
• LORDS of Middle-earth Vol III: Hobbits, Dwarves, Ents, Orcs & Trolls (1989, #8004)
• Middle-earth Adventure Guidebook II (1989, #2210)
• Poster/Map of Middle-earth (flat) (1982, #2100)
• Northwestern Middle-earth Campaign Atlas (199?, #4000 - combined Northwestern Middle-earth Gazetteer & Northwestern Middle-earth Map Set)
• Northwestern Middle-earth Gazetteer (1992, #4002)
• Northwestern Middle-earth Map Set (1994, #4001)
• Poster/Map of Middle-earth (folded) (1982, #2100A)
• Treasures of Middle-Earth (1989, #8006 - replaced by 2nd Ed. Treasures of Middle-Earth)

2nd Edition MERP material (slightly modified rules but compatible with previous publications) were published since 1993 with some of the original ICE supplements being re-released in a revised and expanded form alongside larger and more comprehensive new supplements.

MERP System - (2nd Edition) rules
• Middle-earth Role Playing 2nd ed. Collectors Edition / Hardbound (Collectors Edition) (1993, #2000)
• Middle-earth Role Playing 2nd ed. / Softbound (1993, #2001)
• MERP 2nd Ed. Accessory Pack / Boxed (1994, #2002)
• MERP 2nd Ed. Combat Screen (1993, #2004 - revised 1st Ed. MERP Combat Screen)

Realms - (2nd Edition) document specific geographical regions or political entities in Middle-earth, each volume being a comprehensive compendium describing notable events, sites, and characters, in addition to summaries and charts describing the region’s inhabitants, sites and challenges
• ANGMAR (1995, #2018 - reprinted 1st Ed. EMPIRE of the Witch-King)
• ARNOR (1994, #2005 - replaced by 2nd Ed. ARNOR: The Land & ARNOR: The People)
• MIRKWOOD (1995, #2019 - reprinted 1st Ed. MIRKWOOD)
• The NORTHERN WASTE (1997, #2025)
• The SHIRE (1995, #2017)

Lands - (2nd Edition)
• ARNOR: The Land (1997, #2023 - split from 2nd Ed. ARNOR)
• SOUTHERN GONDOR: The Land (1996, #2021)

Citadels - (2nd Edition) detailed overviews of the most famous and significant cities, strongholds, and havens in Middle-earth with each package documenting the history, design, layout, garrison, and inhabitants of the citadel, and including painstakingly elaborate maps, floorplans, and perspectives
• DOL GULDUR (1995, #2014)
• LAKE-TOWN (1995, #2016)
• MINAS TIRITH (1994, #2007 - revised 1st Ed. MINAS TIRITH)
• MORIA (1994, #2011 - revised 1st Ed. MORIA The Dwarven City)

Peoples - (2nd Edition) document specific races or groups found in Middle-earth with each volume being a comprehensive compendium describing all the notable characters from one of Endor’s varied races, and including alphabetical listings covering the appearance, motivations, characteristics, and background of each figure, in addition to summaries and charts describing each character
• ARNOR: The People (1996, #2022 - split from 2nd Ed. ARNOR)
• ELVES (1994, #2013 - revised 1st Ed. split of LORDS of Middle-earth Vol I: The Immortals)
• SOUTHERN GONDOR: The People (1996, #2020)
• VALAR AND MAIAR (1993, #2006 - revised 1st Ed. split of LORDS of Middle-earth Vol I: The Immortals)

Sourcebooks / Other - (2nd Edition)
• Creatures of Middle-Earth (1994, #2012 - reprinted 1st Ed. Creatures of Middle-earth)
• Hands of the Healer (1997, #2026)
• The Kin-Strife (1995, #2015)
• Lord of the Rings Poster Map (1997, #2024)
• Middle-earth Campaign Guide (1993, #2003)
• Middle-earth Role Playing Poster Maps (1994, #2008)
• Palantír Quest (1994, #2009)
• Treasures of Middle-Earth (1994, #2010 - revised 1st Ed. Treasures of Middle-Earth)

Lord of the Rings Adventure Game - a highly simplified version of MERP for introducing first-timers to fantasy role playing
• Darker than the Darkness (1991, #LR1)
• Lord of the Rings Adventure Game / Boxed (1991, #LR0)
• Over the Misty Mountains Cold (1993, #LR2)

Tolkien Quest Solo Game Books - solo adventure paperback books, but this range was quickly withdrawn due to a copyright dispute (and, according to Pete Fenlon, was a major contribution to the financial troubles of ICE culminating in their loss of the MERP license). See https://www.rpg.net/columns/briefhistory/briefhistory8.phtml for more detail.
• Tolkien Quest - Night of the Nazgûl (1985, #101)
• Tolkien Quest - The Legend of Weathertop (1985)
• Middle-earth Quest - Rescue In Mirkwood (1986) (Labeled as Middle-earth Quest)

Middle-earth Quest Game Books - solo adventure paperback books
• MIddle-earth Quest - The Mines of Moria (1988, #3)
• Middle-earth Quest - A Spy In Isengard (1988, #1)
• Middle-earth Quest - Treason at Helm's Deep (1988, #2)