50 Best Tweets About TypeScript (2026)

Browse the best tweets about TypeScript, from type-system techniques and releases to tooling, architecture, migrations, libraries, and developer workflows.

Technical TypeScript language features, type patterns, tooling, migrations, architecture, releases, and real codebase lessons.

Creators
44
Updated

What 50 top TypeScript posts reveal

The dataset is led by posts about AI-agent TypeScript harnesses (30% of tweets) and type-system patterns and correctness (28%), with releases, tooling migrations, and performance-oriented runtime choices also represented. Agent and correctness posts include typed tools, validation, compile checks, and explicit boundary handling; CLI posts include arguments for Go where portability and installation friction are primary constraints.

Dominant tone
Positive

68% of posts

Median score
13.5

All-time engagement

Leading format
Announcement

58% of posts

Recent posts
26%

Published in 90 days

Conversation map

The themes creators return to

AI agents and TypeScript harnesses

TypeScript runtimes, SDKs, MCP servers, agent extensions, structured tools, orchestration, custom agent instructions, and deterministic agent infrastructure.

30%

Type-system patterns and correctness

Strictness, null handling, narrowing, generics, discriminated unions, isolated modules, schema validation, and compile-time safety across application boundaries.

28%

Tooling, builds, and migrations

Lint migrations, runtime choices, pnpm monorepos, generated clients, transpilation-free workflows, bundling, package management, and TypeScript-to-other-language tradeoffs.

24%

Language releases and compiler evolution

TypeScript 6.0/7.0 releases, new checking and module features, the Go-based native-speed compiler transition, and editor support for newer toolchains.

16%

TypeScript-native architecture

Using TypeScript as the primary configuration and implementation language for full-stack systems, plugins, APIs, workspace specs, and code-first platforms.

16%

Performance and native interop

Accelerating TypeScript with Rust, Zig, WebAssembly, native cores, and comparisons with Go or compiled languages for CLIs and performance-sensitive workloads.

14%

Codebase modularity and enforcement

Deep modules, dependency boundaries, plugin systems, test seams, circular-dependency prevention, and architecture rules enforced by static tooling.

12%

Domain-specific TypeScript applications

TypeScript applied beyond conventional web apps, including UI layout engines, PCB design, terminal interfaces, deployment models, and infrastructure definitions.

6%

Tone and stance

Sentiment Positive leads
Author posture Supportive leads

Performance benchmark

Median likes
85
Median reposts
7
Median replies
3
Median views
7.1K

Posts with media make up 54% of this collection. Their median all-time score is 13.9, compared with 13.1 for text-only posts.

Format mix

  • Announcement 58% · score 19.7
  • Opinion 14% · score 5.32
  • Tutorial 14% · score 0.82
  • Case Study 10% · score 7.92

Where creators agree, and where they do not

Shared view

Typed tools and validation recur in agent-harness posts

Several posts describe TypeScript-based agent infrastructure using typed tool calls, schemas or validation, compile checks, and structured state handling. Examples include an n8n workflow SDK with validation, a TypeScript SDK with Zod-backed tools, and a system that validates typed tool calls before database writes.

Shared view

Boundary handling and type-safe interfaces are recurring correctness patterns

Posts highlight converting external nulls and throws at boundaries, handling nulls explicitly, sharing API types across frontend and backend, and designing type-safe plugin interfaces. These are examples of TypeScript being applied to interface and integration boundaries.

Shared view

TypeScript is used to define systems beyond conventional UI code

Examples include defining a Notion workspace in TypeScript, TypeScript React code for PCB design, TypeScript-defined AppHosts, and a TypeScript-native application specification. The posts present TypeScript as both implementation code and a way to describe system configuration or structure.

Open debate

Ultra-strict constraints versus conventional null discipline

One post proposes an experimental TypeScript variant without nulls, undefineds, classes, switches, vars, and with match macros, framing the restrictions as useful for AI-written code. Another argues that production failures from an unhandled null call for using TypeScript and handling nulls. Together, they show different views on how far language constraints should go.

Open debate

TypeScript or Go for portable CLIs

One post reports that Appwrite's CLI move from TypeScript to Go produced a 17× startup improvement, two installed packages rather than 330, a 66 MB-to-14 MB binary change, and one-tenth the memory footprint. A separate post argues that stack choice should follow workload, naming TypeScript as a possible fit for frontend-heavy agent apps and Go for infrastructure-heavy CLIs and TUIs.

Patterns behind standout posts

Domain-specific applications produced the two largest score outliers

The largest deterministic-analytics outlier was the pure-TypeScript text-measurement post (all-time score 11,119.36). The second was the React-and-TypeScript PCB workflow post (3,934.29). Both concern domain-specific applications rather than a standard tooling or release announcement.

The TypeScript 6.0 availability post was a score outlier

The TypeScript 6.0 availability announcement is listed as an outlier with an all-time score of 899.32. Its text cites better method type-checking, new standard-library features, Node.js module features, and progress toward the upcoming native-speed 7.0 release.

Modularity and enforcement had a higher median score than the tooling-and-migrations theme

Deterministic analytics reports a 31.26 median all-time score for codebase modularity and enforcement, compared with 4.4 for tooling, builds, and migrations. One modularity example describes deep modules, restricted import seams, circular-dependency prevention, and dependency-cruiser enforcement.

Statistical standouts

  1. View standout post 1 Score 11119.4 · 825.49× median
  2. View standout post 2 Score 3934.3 · 292.08× median
  3. View standout post 3 Score 899.3 · 66.76× median
  4. View standout post 4 Score 596.3 · 44.27× median
  5. View standout post 5 Score 383.0 · 28.43× median

Who shapes this conversation

The five most represented creators account for 20% of the selected posts.

  1. 1. freeCodeCamp.org

    @freeCodeCamp

    2 posts

  2. 2. GitHub Projects Community

    @GithubProjects

    2 posts

  3. 3. Matija Sosic

    @MatijaSosic

    2 posts

  4. 4. Prisma

    @prisma

    2 posts

  5. 5. DEV Community

    @ThePracticalDev

    2 posts

  6. 6. TypeScript

    @typescript

    2 posts

The official TypeScript account is a top voice for release updates

The TypeScript account appears among the top voices with two tweets and a 519.08 median all-time score. Its cited posts announce the 6.0 release candidate and the availability of TypeScript 6.0.

freeCodeCamp’s two cited posts focus on implementation guidance

freeCodeCamp’s cited posts cover a type-safe React plugin architecture and end-to-end type safety in full-stack TypeScript apps using tRPC and Hono.

Since the previous snapshot

What changed since Aug 12, 2026

  • 70% of the selected posts remained.
  • The creator count changed by 0.
  • The leading sentiment remained stable.
How this analysis was made

Themes, sentiment, stance, and post format are classified per tweet. All counts, shares, medians, creator concentration, freshness, and performance comparisons are then calculated directly from the published snapshot.

Xholic's all-time score compares engagement while accounting for reach, post age, and creator consistency. It is used for relative comparisons within this collection.

This report analyzes the exact 50-post snapshot shown below. AI identifies editorial categories and drafts explanations; all statistics are calculated from the snapshot, and every narrative claim is checked against cited posts before publication.

Top TypeScript tweets from 44 creators

Ranked 01–50

  1. 01

    @_chenglou ·

    My dear front-end developers (and anyone who’s interested in the future of interfaces): I have crawled through depths of hell to bring you, for the foreseeable years, one of the more important foundational pieces of UI engineering (if not in implementation then certainly at

    Video thumbnail from Cheng Lou's post Watch video
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  2. 02

    @heynavtoor ·

    🚨 Electrical engineers are going to hate this. Someone just turned React into a circuit board factory. Write code. Get a real PCB manufactured and delivered to your door. It's called tscircuit. React for Electronics. No Altium. No $10,000/year licenses. No 6-month learning

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    • 137 Replies
    • 635 Reposts
    • 4.8K Likes
    • 366.9K Views
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  3. 03

    @typescript ·

    TypeScript 6.0 is now available! This release brings better type-checking for methods, new standard library features, new module features for Node.js, and more! But most important, this release brings us one step closer to the upcoming native-speed 7.0! https://t.co/hon0RU1L5B

    • 69 Replies
    • 995 Reposts
    • 5.5K Likes
    • 388.4K Views
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  4. 04

    @NotionHQ ·

    Now in beta: Notion as code. Define an entire workspace in TypeScript: teamspaces, databases, custom agents, all of it… then deploy it through the API. Build workspaces with coding agents, version-control your setup in git, and reproduce the same setup anywhere you need it.

    • 259 Replies
    • 309 Reposts
    • 4.1K Likes
    • 1.5M Views
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  5. 05

    @tan_stack ·

    LLMs are bad at math. They’re bad at orchestration. But they’re really good at writing TypeScript. So we gave them a runtime. Code Mode in TanStack AI lets the model write & execute TS instead of chaining tools. 🧠 1 call instead of N ⚡ parallel execution 📉 fewer tokens ✔︎

    • 39 Replies
    • 58 Reposts
    • 1.2K Likes
    • 109.4K Views
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  6. 06

    @n8n_io ·

    n8n's official Claude Code connector can now create and edit workflows! This goes way beyond plugging an API into MCP. It's purpose built for LLMs. Includes a new workflow TypeScript SDK so workflows are written as code instead of JSON, with more reliable validation. Works

    Video thumbnail from n8n.io's post Watch video
    • 57 Replies
    • 85 Reposts
    • 736 Likes
    • 118.3K Views
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  7. 07

    @encoredotdev ·

    We wrote 60,000 lines of Rust to power a TypeScript framework. Here's the full story of how we got here, what broke along the way, and what we'd do differently. https://t.co/ANCL5PWAh4

    • 12 Replies
    • 40 Reposts
    • 416 Likes
    • 22.7K Views
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  8. 08

    @justinstorre ·

    I am experimenting with something I call "Typescript Ultra Strict". Basically, typescript with no nulls, no classes, no undefineds, no switch statements, and no vars + the addition of match macros. Basically forcing AI to write functional AI code through compilation errors that

    • 62 Replies
    • 13 Reposts
    • 472 Likes
    • 51.2K Views
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  9. 09

    @mattpocockuk ·

    Here's a skill you can run once to set up deep modules in any TypeScript codebase: - Each 'package' lives at src/packages/<name> (name/path is totally customizable) - From outside the package, you can only import from <name>/index.ts - Tests for the package live at <name>/tests,

    • 30 Replies
    • 14 Reposts
    • 378 Likes
    • 37.6K Views
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  10. 10

    @typescript ·

    The Release Candidate for TypeScript 6.0 is now available! Read up on what's coming up with 6.0 &amp; 7.0, and try it out on your codebase today! https://t.co/Ww5SfKxLzl

    • 14 Replies
    • 176 Reposts
    • 1.1K Likes
    • 93.9K Views
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  11. 11

    @MattieTK ·

    It's my first @Cloudflare blog, and it's a big one. We're rebuilding WordPress as if it were built today. It's end to end TypeScript, works as an Astro plugin, and has secure plugin execution in dynamic workers. It's called EmDash, try it now ⤵️ https://t.co/qe3xXBWnt3

    • 29 Replies
    • 49 Reposts
    • 394 Likes
    • 22.6K Views
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  12. 12

    @akshay_pachaar ·

    There's an interesting study by GitHub on coding agents! They analyzed 2,500+ custom instruction files across public repos to understand what separates effective agent setups from weak ones. Effective setups give agents a specific persona, exact commands to run, defined

    Video thumbnail from Akshay 🚀's post Watch video
    • 24 Replies
    • 16 Reposts
    • 170 Likes
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  13. 13

    @freeCodeCamp ·

    Large React apps get harder to scale when every feature has to live inside the core codebase. In this tutorial, Jessica shows you how to design a React plugin architecture with TypeScript that is type-safe, lazy-loaded, and secure. You'll also learn about hosting APIs, plugin

    • 2 Replies
    • 26 Reposts
    • 179 Likes
    • 7.3K Views
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  14. 14

    @cramforce ·

    Test your SKILL.md Now that code is free, you can just test things. Here is Chat SDK's chat-skill.test.ts https://t.co/7HlenkDeNY - Does the inline TypeScript compile? - Do the mentioned paths references into node_modules/ exist when you pack the repo with npm? - Does it list

    • 8 Replies
    • 3 Reposts
    • 102 Likes
    • 9.1K Views
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  15. 15

    @_Evan_Boyle ·

    Copilot CLI can now write and hot reload it's own typescript extensions! Here the agent wrote it's own snake extension that only lets me play while copilot is busy, and pauses the game when I need to provide input. Available today in /experimental mode v1.0.3

    Video thumbnail from Evan Boyle's post Watch video
    • 12 Replies
    • 21 Reposts
    • 179 Likes
    • 18.4K Views
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  16. 16

    @GithubProjects ·

    OpenTUI is a native terminal UI core written in Zig with TypeScript bindings, used in production by OpenCode and https://t.co/jIwOeYdDq7. - Component-based architecture with flexible layout capabilities - TypeScript bindings with React and SolidJS reconcilers - Three.js WebGPU

    • 1 Replies
    • 10 Reposts
    • 124 Likes
    • 11.8K Views
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  17. 17

    @1st1 ·

    ⏰ New PEP alarm! ⏰ Limitations in software engineering are meant to be broken. For years I was bothered with the gap between Python and TypeScript: one has incredibly dynamic and powerful runtime, the other has incredibly dynamic and powerful type system. So why not both? 🔥

    • 14 Replies
    • 31 Reposts
    • 219 Likes
    • 59.2K Views
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  18. 18

    @boshen_c ·

    Why We Migrated 6,000+ TypeScript Files from ESLint to oxlint https://t.co/RuMWJAVNov

    • 3 Replies
    • 10 Reposts
    • 131 Likes
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  19. 19

    @freeCodeCamp ·

    Did you know – you can get end-to-end type safety in full-stack TypeScript apps without schema files or code generation. In this guide, @itsTarun24 shows you how to use tRPC and Hono to build APIs where the backend and frontend share types automatically. You'll learn when to

    • 0 Replies
    • 16 Reposts
    • 114 Likes
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  20. 20

    @PentesterLab ·

    𝗥𝗲𝘀𝗲𝗮𝗿𝗰𝗵 𝗪𝗼𝗿𝘁𝗵 𝗥𝗲𝗮𝗱𝗶𝗻𝗴 - 𝗪𝗲𝗲𝗸 𝟳, 𝟮𝟬𝟮𝟲 Parser Differential, TypeScript and AI ⨐ 𝗕𝗿𝗲𝗮𝗸𝗶𝗻𝗴 𝗗𝗼𝘄𝗻 𝗖𝗩𝗘-𝟮𝟬𝟮𝟲-𝟮𝟱𝟬𝟰𝟵: 𝗛𝗼𝘄 𝗧𝘆𝗽𝗲𝗦𝗰𝗿𝗶𝗽𝘁 𝗧𝘆𝗽𝗲𝘀 𝗙𝗮𝗶𝗹𝗲𝗱 𝗻𝟴𝗻'𝘀 𝗦𝗲𝗰𝘂𝗿𝗶𝘁𝘆 A great explanation of the recent vulnerabilities impacting n8n. If you are working in security on TypeScript projects, it's a

    • 3 Replies
    • 10 Reposts
    • 85 Likes
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  21. 21

    @gsd_foundation ·

    A whole plague of bugs and second-cousin bugs have been fixed and prevented from surfacing in the future for GSD-2 in v2.44.0. Updates and responses to issues and PRs slowed down over the past 48 hours while deep work was done behind the scenes to rebuild one of the core parts

    • 7 Replies
    • 12 Reposts
    • 91 Likes
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  22. 22

    @dshukertjr ·

    Supabase automatically generating TypeScript types is still one of my favorite features! Supports various column types, views, and functions so that you can develop apps with a fully typed setup!

    • 12 Replies
    • 3 Reposts
    • 126 Likes
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  23. 23

    @awsdevelopers ·

    We shipped version 1.0 of the TypeScript SDK Full agent harness SDK. Tools with Zod schemas, streaming, MCP support, multi-agent orchestration, session persistence, and OpenTelemetry baked in Swap between Bedrock, OpenAI, Anthropic, or Gemini with one config change

    • 4 Replies
    • 11 Reposts
    • 84 Likes
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  24. 24

    @mehulmpt ·

    Nub by @colinhacks is a big deal and a long time coming. Bun made running TypeScript cool locally, without worrying about transpiling or fighting with your own code. Today in 2026, `tsx` package, and other tooling combined with pnpm, a faster laptop, and a little patience and

    • 3 Replies
    • 1 Reposts
    • 87 Likes
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  25. 25

    @GithubProjects ·

    This is the monorepo behind the TypeScript website, containing the playground, sandbox, and documentation tooling. - Uses pnpm workspaces with node 20+ and watchman for file watching. - All packages support `pnpm build`, `pnpm test`, and debug logging via the `debug` package. -

    • 1 Replies
    • 7 Reposts
    • 59 Likes
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  26. 26

    @tetsuoai ·

    https://t.co/66cxhv7svg The X API is now available worldwide with pay-per-use pricing. X has also released official Python and TypeScript XDKs, an MCP server, xurl for agents, and a local Playground that lets you test the X API without using credits. If you spend on X API

    • 8 Replies
    • 16 Reposts
    • 132 Likes
    • 80K Views
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  27. 27

    @GergelyOrosz ·

    Sometimes I hate being a dev who can debug JavaScript because I see the absolute careless code another dev pushed to prod. It is impossible to print package labels on the NL Post site (@PostNL) b/c of this unhandled null breaks everything Use TypeScript and handle nulls, OK?!

    • 12 Replies
    • 6 Reposts
    • 112 Likes
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  28. 28

    @rseroter ·

    The smart team at open platform provider @appwrite switched their CLI from TypeScript to Go. The results? ✅ Starts 17x faster ✅ Installs 2 packages instead of 330 ✅ 66MB --&gt; 14MB binary ✅ 1/10 the memory footprint https://t.co/P1KRHTUYSW

    • 1 Replies
    • 8 Reposts
    • 37 Likes
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  29. 29

    @0xlelouch_ ·

    90% of frontend engineering interviews in 2026 come down to these 7 points: 1) Debugging in the browser Repro the bug, read stack traces + network, isolate a minimal case, ship a fix without breaking perf. 2) State + data flow Local vs server state, cache invalidation,

    • 0 Replies
    • 0 Reposts
    • 14 Likes
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  30. 30

    @prisma ·

    In Prisma Next, streaming will feel just like writing plain TypeScript rather than a separate framework feature. You'll simply build the query, execute the plan and for await the rows.

    • 2 Replies
    • 0 Reposts
    • 52 Likes
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  31. 31

    @MatijaSosic ·

    One week from today, Wasp gets iTS new shape (get it?). We said inventing our own DSL was a mistake. Here's what we built instead: Wasp, fully TypeScript-native. Launch Week #12: MeTSamorphosis - kicks off Mon, June 15. See you Monday 👇

    • 3 Replies
    • 4 Reposts
    • 13 Likes
    • 773 Views
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  32. 32

    @aspiredotdev ·

    See how Aspire 13.2 enables #TypeScript developers to define AppHosts directly in TypeScript, with the same streamlined Aspire application model. https://t.co/KxZR6eXOPp

    TypeScript AppHost
    • 2 Replies
    • 11 Reposts
    • 36 Likes
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  33. 33

    @johncrickett ·

    The bug rate per line of code has sat at 15 to 50 per 1,000 for 30 years. Better languages didn't shift it. Static analysis didn't shift it. Claude Code: 512k lines of TypeScript, 10k+ open issues. About 20 per 1,000. AI has changed how fast we generate code. It appears that

    • 7 Replies
    • 0 Reposts
    • 27 Likes
    • 4.2K Views
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  34. 34

    @kentcdodds ·

    TypeScript v6 has been released 🔥

    Screenshot of a project task titled “TypeScript 6 upgrade” in the kentcdodds/kentcdodds.com repository. The task description says to update the project to TypeScript 6 and links to the official announcement. Below, a status note reads “Environment ready,” followed by text explaining that the agent is reviewing the project setup and documentation to assess feasibility, identify the package manager and build tooling, and determine which tests would validate the upgrade.
    • 1 Replies
    • 3 Reposts
    • 77 Likes
    • 9.9K Views
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  35. 35

    @seveibar ·

    whirlwind day of optimizations first I wrote a typescript autorouter that I thought was pretty fast then I got chatgpt pro to rewrite it in rust/WASM and that was 40x faster! (darn, bye js?) then I asked chatgpt pro to look at the Rust code and make the Typescript code as fast

    • 4 Replies
    • 1 Reposts
    • 35 Likes
    • 4.1K Views
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  36. 36

    @beeman_nl ·

    Oooh nice, @typescript 6 has been released 👀 6.x is the last major release of TypeScript that's self-hosted. As of 7.0 it will be written in @golang 🏎️🥳

    • 1 Replies
    • 1 Reposts
    • 25 Likes
    • 1.1K Views
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  37. 37

    @fredmaiaarantes ·

    Discover Meteor brought thousands of devs into @meteorjs when full-stack JS was still a weird idea. 10 years later, Meteor is at v3.x: async/await, TypeScript, Rspack, and Change Streams just around the corner. Should someone rewrite it? 👀

    • 2 Replies
    • 5 Reposts
    • 7 Likes
    • 949 Views
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  38. 38

    @pauliusztin_ ·

    Most agentic CLIs are built in TypeScript. Here’s why that’s a mistake (and you should use Go instead): We'll use Michael @maximilien as an example… He built his Weave CLI with Go. He's also the former CTO at IBM and former Chairperson of the NodeJS Foundation. So this is

    • 0 Replies
    • 0 Reposts
    • 1 Likes
    • 131 Views
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  39. 39

    @ibuildthecloud ·

    I'm absolutely fascinated by the fact that frontend developers accept typescript. That means it's possible to build a better language for frontend. Everything frontend people have rejected about compiled and statically typed languages they have brought to JavaScript. So it's

    • 8 Replies
    • 1 Reposts
    • 6 Likes
    • 1.7K Views
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  40. 40

    @MatijaSosic ·

    Just spent two hours testing the final Wasp TypeScript Spec with @infomiho, and I got really excited about it. One of the gamechangers is definitely the ability to split your spec file across multiple files and organize features in vertical units. Plus, since it's all just TS

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  41. 41

    @prisma ·

    Ever wished you had more control over how Prisma Client gets generated and bundled? The `prisma-client` generator outputs plain TypeScript to your codebase instead of hiding it in node_modules. A worthy read below 👇 https://t.co/x4jgK5QXKI

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  42. 42

    @GHchangelog ·

    CodeQL 2.25.0 upgrades Swift analysis to version 6.2.4 and enhances Java, C#, and JavaScript/TypeScript support for improved code scanning accuracy. • Rewritten Java control flow graph for better precision https://t.co/YfSuNL82SV

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  43. 43

    @dashersw ·

    I just open-sourced eszter — a library that lets you write Babel AST the way you write code. Tagged template literals + TypeScript return-type inference. No more six-level-deep builder towers just to generate an if statement. npm install eszter

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  44. 44

    @JeremyCMorgan ·

    A source-level analysis of Claude Code's publicly available TypeScript finds only 1.6% of the codebase is AI decision logic. The other 98.4% is deterministic infrastructure: permission gates, context management, tool routing, recovery, hooks, isolation. The agent loop is the

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  45. 45

    @buildwithhassan ·

    claude code shipped its full TypeScript source again via .js.map in the npm package (v2.1.88) second time this packaging footgun happened and this is a terminal agent people run with --dangerously-skip-permissions / auto-accept sourcemaps = architecture + security assumptions

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  46. 46

    @ThePracticalDev ·

    When agent deployments become slow and costly, ADK callback hooks are often the overlooked fix. This dev breaks down how beforeModelCallback, afterToolCallback, and others can cut unnecessary LLM calls, track latency, and manage session state. All with real TypeScript patterns.

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  47. 47

    @creowistech ·

    🚨 How to Fix TypeScript isolatedModules Error in Next.js? If your Next.js build fails with this message: Re-exporting a type when isolatedModules is enabled requires using export type Don’t worry, it’s not a complex bug. It’s just about being clear with TypeScript. more...

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  48. 48

    @thenewstack ·

    Learn how to build your first MCP server using TypeScript and connect it to Claude Desktop with this step-by-step calculator app tutorial for developers. https://t.co/C4hD4S2fBU

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  49. 49

    @HotAisle ·

    if you're using zed with typescript 7, you need to install a new tsgo extension and configure it correctly according to the readme... https://t.co/xVIR9YsQRi

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  50. 50

    @ThePracticalDev ·

    When Claude Code v2.1.88 shipped with its full TypeScript source exposed via npm source maps, this dev read the tool architecture. The findings: 58 tools share one interface that forces safety declarations, defaults fail closed, and the BashTool runs 22 security validators before

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