I made a timeline for my own use before, so here:

(sorry about the formatting, looks worse on here without it)

-Universal Century--------------

UC0068-0079: Mobile Suite Gundam The Origin - The Advent of the Red Comet (TV) (2019)

UC0068: Mobile Suit Gundam: The Origin I Blue-Eyed Casval (2015)

UC0071: Mobile Suit Gundam: The Origin II Artesia's Sorrow (2015)

UC0078: Mobile Suit Gundam: The Origin III Dawn of Rebellion (2016)

• Mobile Suit Gundam: The Origin IV Eve of Destiny (2016)

UC0079-0080:

• Mobile Suit Gundam: The Origin V Clash at Loum (2017)
• Mobile Suit Gundam: The Origin VI Rise of the Red Comet (2018)
• Mobile Suit Gundam (1979 – 1980)
• Mobile Suit Gundam 0080: War in the Pocket (1989)
• Mobile Suit Gundam: The 08th MS Team (1996 – 1999)
• Mobile Suit Gundam MS IGLOO (2004 – 2009)
• Mobile Suit Gundam Thunderbolt (2015-2017)

UC0083: Mobile Suit Gundam 0083: Stardust Memory (1991 – 1992)

UC0087-0088: Mobile Suit Zeta Gundam (1985 – 1986)

• Zeta Gundam: A New Translation (2005 – 2006)

UC0088-0089: Mobile Suit Gundam ZZ (1986 – 1987)

UC0093: Mobile Suit Gundam: Char's Counterattack (1988)

UC0096: Mobile Suit Gundam Unicorn (2010 – 2014)

• Mobile Suit Gundam Twilight Axis (2017)

UC0097: Mobile Suit Gundam Narrative (2018)

UC0123: Mobile Suit Gundam F91 (1991)

UC0133: Mobile Suit Crossbone Gundam (1994 – 1997)

UC0153: Mobile Suit Victory Gundam (1993 – 1994)

UC0203: Gaia Gear (1987)

UC0223: G-Saviour (2001)

-Future Century--------------

FC60: Mobile Fighter G Gundam (1994-95)

-After Colony/ Mars Century--------------

AC195: New Mobile Report Gundam Wing (1995 – 1996)

AC196: New Mobile Report Gundam Wing: Endless Waltz (1997)

MC0022: New Mobile Report Gundam Wing: Frozen Teardrop (2010-2015)

-After War--------------

AW15: After War Gundam X (1996)

-Correct Century--------------

CC2343-2345: ∀ Gundam (1999 – 2000)

-Anno Domini--------------

AD2307-2308: Mobile Suit Gundam 00 (1st Season) (2008)

AD2312: Mobile Suit Gundam 00 (2nd Season) (2009)

AD2314: Mobile Suit Gundam 00 The Movie -A wakening of the Trailblazer- (2010)

-Advanced Generation--------------

AG115 – 164: Mobile Suit Gundam AGE (2012)

AG141 – 164: Mobile Suit Gundam AGE: Memory of Eden (2013)

-Regild Century-------------- RC1014: Gundam Reconguista in G (2015)

-Post Disaster--------------

PD323: Mobile Suit Gundam IRON-BLOODED ORPHANS (1st Season) (2015)

PD325: Mobile Suit Gundam IRON-BLOODED ORPHANS (2nd Season) (2016)

I made a timeline for my own use before, so here:

Universal Century UC0068-0079: Mobile Suite Gundam The Origin - The Advent of the Red Comet (TV) (2019) UC0068: Mobile Suit Gundam: The Origin I Blue-Eyed Casval (2015) UC0071: Mobile Suit Gundam: The Origin II Artesia's Sorrow (2015) UC0078: Mobile Suit Gundam: The Origin III Dawn of Rebellion (2016) Mobile Suit Gundam: The Origin IV Eve of Destiny (2016) UC0079-0080: Mobile Suit Gundam: The Origin V Clash at Loum (2017) Mobile Suit Gundam: The Origin VI Rise of the Red Comet (2018) Mobile Suit Gundam (1979 – 1980) Mobile Suit Gundam 0080: War in the Pocket (1989) Mobile Suit Gundam: The 08th MS Team (1996 – 1999) Mobile Suit Gundam MS IGLOO (2004 – 2009) Mobile Suit Gundam Thunderbolt (2015-2017) UC0083: Mobile Suit Gundam 0083: Stardust Memory (1991 – 1992) UC0087-0088: Mobile Suit Zeta Gundam (1985 – 1986) Zeta Gundam: A New Translation (2005 – 2006) UC0088-0089: Mobile Suit Gundam ZZ (1986 – 1987) UC0093: Mobile Suit Gundam: Char's Counterattack (1988) UC0096: Mobile Suit Gundam Unicorn (2010 – 2014), Mobile Suit Gundam Twilight Axis (2017) UC0097: Mobile Suit Gundam Narrative (2018) UC0123: Mobile Suit Gundam F91 (1991) UC0133: Mobile Suit Crossbone Gundam (1994 – 1997) UC0153: Mobile Suit Victory Gundam (1993 – 1994) UC0203: Gaia Gear (1987) UC0223: G-Saviour (2001)

Future Century FC60: Mobile Fighter G Gundam (1994-95)

After Colony/ Mars Century AC195: New Mobile Report Gundam Wing (1995 – 1996) AC196: New Mobile Report Gundam Wing: Endless Waltz (1997) MC0022: New Mobile Report Gundam Wing: Frozen Teardrop (2010-2015)

After War AW15: After War Gundam X (1996)

Correct Century CC2343-2345: ∀ Gundam (1999 – 2000)

Anno Domini AD2307-2308: Mobile Suit Gundam 00 (1st Season) (2008) AD2312: Mobile Suit Gundam 00 (2nd Season) (2009) AD2314: Mobile Suit Gundam 00 The Movie -A wakening of the Trailblazer- (2010)

Advanced Generation AG115 – 164: Mobile Suit Gundam AGE (2012) AG141 – 164: Mobile Suit Gundam AGE: Memory of Eden (2013)

Regild Century RC1014: Gundam Reconguista in G (2015)

Post Disaster PD323: Mobile Suit Gundam IRON-BLOODED ORPHANS (1st Season) (2015) PD325: Mobile Suit Gundam IRON-BLOODED ORPHANS (2nd Season) (2016)