Microsoft just dropped the ultimate 67 on the entire TypeScript community.

Not a soft 67. Not a mid 67.
A straight-up nuclear 676767676767.

They’re rewriting TypeScript 7.0+ in Go. Dead serious. The whole compiler and language service, ported from JavaScript to Go. And every open PR on the old JS codebase?

67’d.
Closed. Deleted. Yeeted into the shadow realm. No merge, no port, no “thanks king.” Just pure 67.

Your 3-month PR that fixed 47 cursed edge cases?
67.
The one you grinded over six weekends?
676767.
The maintainer PR with 42 approvals?
67.

The Announcement That Was Peak 67 Energy

January 8th, 2026. Microsoft drops the “bridge release” post for TypeScript 6.0 like it’s casual Friday.

They said, and I quote:

“TypeScript 7.0+ is the future… The native rewrite in Go represents an unavoidable discontinuity in development.”

Corporate-to-67 translation:
“We spent 20 years cooking this in JS and now we’re just gonna 67 the entire thing and start fresh in Go lol. Old codebase had a skill issue. Your contributions? 67.”

They didn’t even pretend to be nice about it. Straight up: “Yeah, we’re auto-closing thousands of community PRs soon. Thanks for playing ���”

Thousands.
Years of volunteer blood, sweat, and type errors.
67’d in one clean sweep.

Why Go Tho? (67 Why?)

TypeScript was the most meta shit ever — a JS superset written in JS, eating its own dogfood like an absolute champ.

Then one day Microsoft woke up and said:
“Actually… Go better. Go faster. Go go go.”

Bro, if Go was that good, why the fuck did you spend two decades building the compiler in JavaScript??? Was that just a 20-year-long 67 on all of us???

And they still call it TypeScript 7. Not GoScript. Not TypeGo. Not “NewType 67 Edition.” They kept the name like this is just a normal patch.

That’s not a rewrite.
That’s a 67 with extra steps.

Community Reaction? Pure 67

GitHub issue opens. People asking about WASM, Monaco, language service, the usual suspects.

Microsoft replies, deadpan:

“WASM is possible. Perf today is… not super. About on par with the JS version.”

You’re rewriting the entire compiler in Go and the browser version is still mid???

That’s not an upgrade. That’s 67 in a trench coat.

The issue racked up 20 rocket emojis.
Twenty.

That’s not hype. That’s the sound of the TypeScript community collectively sighing “damn… 67 I guess.”

What This 67 Actually Means

  • Every ESLint plugin, build tool, and type checker that touches internal APIs?
    67. Good luck relearning the new Go internals, king.

  • Thousands of open source contributions?
    67. Microsoft hit ’em with the “your work is now legacy, skill issue” combo.

  • The whole “TypeScript as a platform” dream?
    676767. Careers and businesses built on TS compiler APIs just got 67’d.

The irony is delicious.
TypeScript sold us “JavaScript that scales.”
Now the thing that was supposed to scale got 67’d because it didn’t scale enough… so they’re switching to Go.

Go has generics (kinda). TS type system still clears.
But nah, we’re 67’ing the whole thing anyway.

What You Should Do In This 67 Era

  • If you maintain TS-related stuff: start the great 67 migration now. TypeScript 6.0 is the last JS-based version. After that it’s Go or bust.

  • If you have open PRs: just let it go bro. They’re 67. Screenshot them for the memories if you want.

  • If you’re starting a new project in 2026: maybe pump the brakes on going all-in on TypeScript right this second. The 6 → 7 transition is pure 67 energy. We’re deep in the 676767 timeline.

Final 67

Microsoft looked at a healthy, community-loved language and said:
“Nah. 67 the whole codebase. 67 the contributors. 67 the ecosystem. We Go now.”

Community response?
20 rockets and quiet acceptance.

This is the biggest 67 in TypeScript history.
The old JS-based TS didn’t die peacefully.
It got 67’d on January 8th, 2026.

We’re living in the TypeScript 6 → 7 transition arc — the 676767 period.

So… you riding with the new Go-powered TS7?
Or you camping on the old JS codebase until it gets fully 67’d?

Choose wisely, king.
Because Microsoft already chose 67.

⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠿⢛⣛⣩⣭⣭⣭⣭⣙⣩⣭⣭⣭⣭⣙⣛⠻⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿
⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠟⣋⣵⣶⣿⣿⣿⣿⣿⠿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡷⣦⣙⠻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿
⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⢋⣴⣿⣿⡟⡿⢻⣿⣿⡟⣿⠸⣿⡙⣿⣿⣇⢻⣿⣿⣿⣿⣿⣷⣍⡻⣷⣬⡻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿
⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⢣⣶⢿⡿⢋⠍⢰⠃⣾⣿⣿⢡⣿⡆⢿⣧⠹⣿⣿⣆⢻⣿⣿⣿⣿⣿⣿⣿⣦⡹⣷⣌⠻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿
⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠏⣴⡿⡡⠋⡴⢣⠢⠃⣼⣿⣿⢃⣾⣿⡇⣌⠻⣷⡈⠻⢿⣦⡙⢿⣿⣿⣿⣿⣿⣿⣷⣌⢿⣷⡜⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿
⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢋⣼⡟⠁⠄⣨⠞⡁⢀⣾⣿⡿⢃⣾⣿⢏⣴⣿⣷⣮⣙⡂⠄⠨⢙⡂⠙⠻⢿⣿⣿⣿⣿⣿⣧⡙⢿⣆⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿
⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⣸⣿⠃⣴⣶⣿⠖⣣⣾⣿⠟⣡⡾⠟⣫⣼⣿⣿⣿⣿⣿⣷⣶⣤⣼⣷⣶⣦⣬⣙⡻⢿⣿⣿⣿⣷⣜⠿⣎⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿
⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⢠⣿⣯⣼⡿⢟⣡⣾⠿⢛⣡⣤⣴⣶⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣬⡙⣿⣿⣿⣷⣶⣆⠹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿
⣿⣿⣿⣿⣿⣿⣿⣿⣿⠃⣾⣿⣿⣦⣤⣤⢀⣶⣾⢛⡭⠐⠒⠒⠬⡛⢿⣿⣿⢸⣿⣿⡌⣿⣿⡿⢋⠅⠒⠐⠒⢬⡝⢿⣷⡘⣿⣿⣿⣿⣿⣷⡜⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿
⣿⣿⣿⣿⣿⣿⣿⣿⣿⢸⣿⣿⣿⣿⣿⢃⣾⣿⡡⡏⠀⠐⠀⠂⠀⣈⣼⣿⡇⢾⣿⣿⡆⢿⣿⣧⣀⠀⠰⠠⠅⠀⢹⡎⣿⣷⡘⣿⣿⣿⣿⣿⡿⠷⠬⢙⢻⢿⣿⣿⣿⣿⣿
⣿⣿⣿⣿⣿⣿⣿⣿⣿⢸⣿⣿⣿⣿⡏⣼⣿⣿⣿⡿⠶⠶⠶⢞⣫⣼⣿⠟⣡⣭⣶⣦⣽⣌⠻⣿⣦⣙⡲⠶⠶⠶⢿⣿⣿⣿⣧⠸⣿⣿⣿⣿⣿⣦⣤⣭⡭⢀⣿⣿⣿⣿⣿
⣿⣿⡟⢻⣿⣿⣿⣿⡏⣸⣿⣿⣿⡿⢠⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⢋⣴⡿⠓⠹⣿⡏⠙⠿⢷⣎⢻⡻⣿⣿⣿⣿⣿⣿⣿⣿⣿⡆⢻⣿⣿⣿⣿⣿⡟⢉⣒⡁⣼⣿⣿⣿⡿
⣿⣿⣷⠠⣉⡛⠿⢛⣠⣿⣿⣿⣿⡇⣿⣿⣿⣿⣿⣿⣿⡿⢋⣵⣿⣦⣛⣠⣴⣾⣿⣷⣶⣤⣛⣛⣼⣿⣦⣙⢿⣿⣿⣿⣿⣿⣿⣷⢸⣿⣿⣿⣿⣿⣿⣿⡿⢡⣿⣿⣿⡿⠞
⣿⠋⢛⠷⠍⠛⢻⣿⣿⣿⣿⣿⣿⢰⣿⣿⣿⣿⣿⡿⣫⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣍⢻⣿⣿⣿⣿⣿⢸⣿⣿⣿⣿⣿⣿⡿⣡⣾⣿⣿⣿⣿⡌
⣿⠀⠦⡻⢿⣿⣿⣿⣿⣿⣿⣿⣟⢸⣿⣿⣿⣿⢏⣴⣿⣿⣿⠿⠟⠛⣛⡛⠉⠉⣉⠉⠉⢛⣛⠛⡛⠿⠿⣿⣿⣿⣷⡹⣿⣿⣿⣿⢸⣿⣿⣿⣿⠟⣫⠴⠟⣻⣿⣿⣿⡿⠁
⣿⣆⠳⣦⣤⣽⣿⣿⣿⣿⣿⣿⣗⢸⣿⣿⣿⠇⣾⣿⡟⠋⠀⣬⢡⣶⣎⣰⣿⣿⣀⣾⣿⣷⣱⣶⡎⣥⡔⡂⢍⢿⣿⣷⢹⣿⣿⡟⢸⣿⣿⠿⣷⡶⠖⣫⣴⣿⡿⠏⠁⠀⠒
⣿⣿⠣⠜⠻⢿⣿⣿⣿⣿⣿⣿⣿⠸⣿⣿⡏⢸⣿⡏⢠⢸⢇⣿⢻⣿⣿⣿⣿⣿⡛⣿⣿⣿⢿⣿⠿⣿⣇⣿⢈⠂⢹⣿⡌⣿⣿⡇⣿⡿⠛⠦⠄⣀⣿⡿⠉⠁⠀⠀⠀⠀⠀
⣿⣿⣷⣬⡐⠻⢿⢿⣿⣿⣿⣿⣿⡆⢻⣿⣿⢸⣿⠀⢆⢆⠣⠍⠀⠀⠀⠈⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⢒⣋⠟⡄⠈⣿⡇⣿⡿⢰⡿⢁⣶⣤⣍⠻⠁⠀⠀⠀⠀⣀⣠⣀⣀
⣿⣿⣿⣿⣷⣀⠨⢼⣿⣿⣿⣿⣿⣧⠸⣿⣿⢸⣿⠀⠘⠊⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠉⠐⠁⠀⣿⢣⣿⠇⡼⢃⣼⣿⣿⣿⣦⡐⢶⣶⣴⣶⣿⣿⣿⣿
⣿⣿⣿⣿⣿⣿⣷⣶⣤⣭⣭⣄⠙⢿⣆⢻⣿⡌⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣯⣼⡿⢀⣴⣿⣿⣿⣿⡏⢿⣷⣄⡙⢾⣿⣿⣿⣿⣿
⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⢠⡆⢲⣬⡈⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⡇⣾⣿⣿⣿⣿⣿⣿⢸⣿⣿⣿⡄⢿⣿⣿⣿⣿
⣿⣿⣿⣿⣿⣿⣿⣿⠟⣠⣾⣿⣷⠸⣿⡇⢻⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣸⣿⣿⢠⣿⣿⣿⣿⣿⣿⡏⣼⣿⣿⣿⡇⠸⣿⣿⣿⣿
⣿⣿⣿⣿⣿⣿⡿⠛⠰⣿⣿⣿⣿⣆⢹⣿⠸⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⡟⣸⣿⣿⣿⣿⣿⡟⣰⣿⣿⣿⡿⢁⣷⣤⡹⣿⣿
⣿⣿⣿⣿⡟⢉⣴⣾⣆⠹⣿⣿⣿⣿⣆⠻⡆⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⣿⠇⣿⣿⣿⣿⡿⢋⣴⣿⣿⣿⠟⣠⣾⣿⣿⣷⡌⢿
⣿⣿⣿⠋⣴⣿⣿⣿⣿⣷⡈⠻⣿⣿⣿⣿⣧⢸⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⢰⣿⣿⣿⣿⣷⣿⣿⣿⡿⢃⣴⣿⣿⣿⣿⣿⣿⡌
⣿⣿⢃⣾⣿⣿⣿⣿⣿⣿⣿⣦⡈⠻⣿⣿⣿⡈⣿⣿⣧⢠⢤⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠴⠆⣾⣿⡏⣸⣿⣿⣿⣿⣿⣿⡿⢋⣴⣿⣿⣿⣿⣿⣿⣿⣿⣿
⣿⠇⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣌⠻⢿⡇⢿⣿⣿⠰⢿⡂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣿⠇⣿⣿⡇⣿⣿⣿⣿⣿⡿⢋⣴⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿
⡿⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣶⣦⢸⣿⣿⡄⢿⣟⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣛⠻⢸⣿⣿⢁⣿⣿⣿⠟⣁⣴⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿
⡇⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡀⣿⣿⣇⠙⣫⣤⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⠿⡇⣸⣿⡟⢸⠿⢋⣥⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿
⠇⣿⣿⣿⣿⣿⣆⠸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⢻⣿⣿⡄⠿⣯⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡻⣿⢀⣿⣿⡏⣠⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿
⠀⣿⣿⣿⣿⣿⣿⡀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⢸⣿⣿⣇⢰⣿⢗⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢴⣧⠙⢸⣿⣿⠃⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿
⠰⣿⣿⣿⣿⣿⣿⣧⠸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡈⣿⣿⣿⣆⢣⣿⢃⡀⠀⠀⠀⠀⠀⠀⣀⢰⣧⠻⢡⣿⣿⣿⢰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿
⠘⣿⣿⣿⣿⣿⣿⣿⡆⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⢿⣿⣯⠻⣦⠉⢿⡇⣿⡷⣶⢲⣿⡞⣿⠺⠟⣠⢿⣿⣿⡇⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿
⠈⣿⣿⣿⣿⣿⣿⣿⣿⡄⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⠸⣿⣿⣷⡙⢷⣦⣔⣈⠉⠛⠩⠛⢁⣉⣴⡾⢋⣼⣿⣟⢀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿
⡄⣿⣿⣿⣿⣿⣿⣿⣿⣿⡄⢿⣿⣿⣿⣿⣿⣿⣿⣿⡆⢻⣿⣿⣿⣷⣭⣛⠻⠿⠿⠿⠿⠿⢛⣫⣴⣿⣿⣿⠇⣼⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿
⡇⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡄⠹⣿⣿⣿⣿⣿⣿⣿⣿⡌⠿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⢿⢿⣿⣿⣿⡿⠏⣼⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿