Implemented:

Animal Genocide - Kills all animals on the map.

Broken Building Geothermal - A steam blast heavily damages or destroys a geothermal generator.

Buzzant Hill - A hive of buzzants breaks through near your colony.

Cat Join (new) - A cat wanders on the scene and chooses some new servants ... err ... owners.

Colonist Kidnappers - One of your colonists is hit by a long-range stunner and raiders drop to try and kidnap them.

Colonist Regeneration - Not really regeneration, all tendable wounds on a random colonist are healed.

Colonist Stash - A colonist produces some extra silver or a firearm.

Earthquake - An earthquake damages all buildings on the map.

Meteor Shower - A few meteors strike, possibly leaving behind some steel.

Prison Riot - All prisoners go berserk.

Rage Virus - All non-colonist humans go berserk, half of your colonists also.

Raid Command - Raiders set up a command center and call in raids until it is destroyed. (requires high colony wealth to fire)

Raider Syndicate - A prisoner was really an infiltrator and calls down a drop pod raid right on top of you.

Risk/Reward - Text-only, a chance for a big payday/resource bump or a lost colonist.

Suspicious Crates - Some strange crates appear. Animals, raiders, or random items can come out of them.

Terminator - A cyborg from the future is sent back to destroy your colony. (requires some colony wealth to fire)

Text-Only Events - A large set of text-only events, for flavor. (common)

Tornado (new) - Generates a standard tornado.

Traitor (new) - One of your colonists turns traitor and calls in a drop pod raid. (very rare)

Tribe Migration - An entire tribe has been displaced and wanders by your colony.

Wanted Outlander - An outlander appears, being hunted by a mercenary. If you help him, he'll reward you.

Unimplemented:

Black Void - code too degraded, somewhat similar incident now exists in Anomaly
Eclipse sub-event (Feral animals) - Mass animal insanity is now Core
Eclipse sub-event (meteor) - we don't need another meteor
EndRescue - ends the game early. No thanks.
Faction War - use [SR] Factional War for the real experience
FlashFlood - not performant
HyperTornado - code too degraded, replaced with regular tornado
Muffalo Migration - Animal Migration is in Mo'Events
Mysterious Ship Transmission - Abomination event exists in Mo'Events
Nausea - Exists in Mo'Events
Prison Break - now Core
Prisoner Assault - redundant
Prisoner Rampage - redundant
Resource Prescience - code too degraded
Solar Flare sub-event (cosmic radiation) - sub-events of another event make them too rare
Static Signals - code too degraded
Wild TuskBeasts - code too degraded