TypeScript.fm - The Friendly Show for TypeScript Developers

Vite 8, Vite+, Void, and How Well AI Plays Runescape | News | Ep 59

News for the week of March 9, 2026: it's VoidZero all the way down, seriously. From the community: TanStack makes hotkeys simple, plus how good are AI agents at playing Runescape?Sponsored by Excalibur.jsExcalibur.js is the free and open source friendly TypeScript 2D game engine for the web. Learn to make web games with TypeScript or JavaScript! Excalibur comes out-of-the-box with everything you need, like physics, sprites, animations, sound effects, and first-party plugins for popular 2D gamedev tools.Homepage and Docs: https://excaliburjs.comMake Your First Game in 10 MinutesJoin the Discord: https://discord.gg/9UemP985UyChapters(00:00) - Welcome to the Show (05:53) - News: Vite 8 is Here! (11:18) - News: Vite+ Alpha is Free and Open Source (16:12) - News: VoidZero Launches void.cloud to Deploy Your Vite App (20:17) - PSA: Hold Onto Your Butts for More Node Security Releases (21:27) - Library Watch: Vitest 4.1 Adds Test Tags (23:56) - Library Watch: Video.js v10 Beta (26:06) - Library Watch: Effect v4 Beta (28:07) - Library Watch: SyncPack v14 Syncs Monorepo Deps (30:03) - Library Watch: angular-doctor Checks Health of Angular Apps (30:56) - Community Highlights: Rust-like Error Handling in TS (32:51) - Community Highlight: TanStack Hotkeys by Web Dev Simplified (33:59) - Community Highlight: QR Code Engine in TS by Adam Surgenor (34:44) - Community Highlight: Modern TypeScript Packaging by Francois Best (35:31) - Community Highlight: Runebench Scores AI Agents on How Well They Play Runescape (38:08) - Community Highlight: How Go Devs See TS 7 by Cup O Go (39:16) - Bleets of the Week (40:23) - Cool Link: Calculate Pi from Coin Flips by Stand-up Maths (41:14) - Cool Link: Pi in the Sky Game by Coding Train (41:37) - Cool Tool: Overtype, a Hassle-free Markdown Editor (43:35) - The Minnesota Long Good Night NewsVite 8 is out!Vite+ is OPEN SOURCE and FREE!VOID CloudPSA: Prep for Node.js March 24 security releasesLibrary WatchVitest 4.1 is out: test tags!Video.js v10 Beta: Hello, World (again): 88% smaller bundle sizeEffect v4 Beta: 71% smaller bundle sizeSyncpack v14:  Dependency sync CLI for monorepos antonygiomarxdev/angular-doctor: health-checker CLI for Angular appsFrom the CommunityAbid Omar: Rust-like Error Handling in TypeScriptWeb Dev Simplified: NEW Tanstack Hotkeys Library is Amazing Adam Surgenor: QR Code Generator in TSFrançois Best: Modern TypeScript packaging (French Language)RuneBench: Evaluates AI agents by playing RuneScapeCup O’ Go: Go Devs Talk About TypeScript 7Bleets of the Week: This is how TypeScript is being ported...JavaScript is SatanCool LinksCool Update: KTOMG Caldera Update adds playthrough and completion trackingCool Pi Day: Calculating pi from coin flips (without randomness)Cool Pi Day: Coding Challenge 169: Pi in the Sky Game Cool Library: OverType, the Markdown editor that's a textareaMusicSeahorse Dreams by Kubbi (Spotify)

TS 6 RC, Astro 6, and Web Sanitizer API | News | Ep 58

News for the week of March 3, 2026: minor updates in TypeScript 6 Release Candidate, what's new in Astro 6 updates, and latest Chrome revives Sanitizer API. From the community: when to use return types, remembering service workers, and why Patreon took seven years to adopt TypeScript.Sponsored by Excalibur.jsExcalibur.js is the free and open source friendly TypeScript 2D game engine for the web. Learn to make web games with TypeScript or JavaScript! Excalibur comes out-of-the-box with everything you need, like physics, sprites, animations, sound effects, and first-party plugins for popular 2D gamedev tools.Homepage and Docs: https://excaliburjs.comMake Your First Game in 10 MinutesJoin the Discord: https://discord.gg/9UemP985UyChapters(00:00) - Welcome to the Show (05:35) - News: TypeScript 6 Release Candidate (07:17) - News: TypeScript 7 Buzz (07:54) - News: TC39 Intl Era Advances to Stage 4 (08:41) - News: TC39 error.prototype.stack Advances to Stage 2.7 (09:04) - News: Node is Switching Up Release Schedule (09:46) - News: Chrome Moves to Two Week Release Cycle (10:43) - News: Chrome 146 Re-introduces Web Sanitizer API (13:27) - News: Astro 6 Brings the Noise (20:11) - News: Eleventy Will Become Build Awesome in v4 (21:11) - News: What's New in Svelte for March 2026 (21:32) - PSA: Qwik Remote Code Execution Vulnerability (22:15) - Library Watch: ArkType 2.2 Brings Runtime Validated Functions (26:00) - Library Watch: std-semver Ports JSR @std/semver to npm (27:15) - Community Highlight: When to Use Return Types by Web Dev Simplified (28:21) - Community Highlight: Whatever Happened to Service Workers? by Mauro Bieg (30:05) - Community Highlight: Mitigating Supply Chain Attacks with pnpm (33:28) - Community Highlight: F# in TypeScript (34:11) - Community Highlight: Standardizing Source Maps by Jon Kuperman (34:42) - Community Highlight: Patreon's Seven Years to TS (36:01) - Community Highlight: Asana Scales with TypeScript and Scala Using GraalVM (36:49) - Community Highlight: Josh Goldberg at AspireConf (37:41) - Community Highlight: Flatten a Sphere with TypeScript (38:27) - Community Highlight: Practical TypeScript by KCD (39:26) - Secret of the Handbook: private Keyword vs. #private Syntax (42:01) - Cool Tip: window.stop() API (42:47) - Cool Quiz: How Well Do You Know Pokemon? (43:42) - Cool Video: How Pokemon Stitched Together Maps on Gameboy (44:41) - Cool Link: Union Types Coming to C# (45:22) - Cool Game: Resident Evil 9 (46:20) - The Minnesota Long Goodbye NewsAnnouncing TypeScript 6.0 RCTypeScript 7 buzzTC39: Intl era & monthCode to Stage 4TC39: Error.prototype.stack Node: Reminder 1 major release per year starting with 27 Get features faster with Chrome's two-week release cycleNew in Chrome 146 (Stable channel)Astro 6Eleventy is now Build Awesome What’s new in Svelte: March 2026 Library WatchAnnouncing ArkType 2.2 Type-safe regex, validated functions, and native Standard Schema definitions Port of Deno @std/semver (via Kevin Deng)From the CommunityWeb Dev Simplified:  Stop Writing TypeScript Code Like This Mauro Bieg: Whatever happened to JavaScript Service Workers?pnpm: Mitigating supply chain attacksSimon Treanor: The Functional Blueprint: Teaching TypeScript to Speak F#Jon Kuperman: Source Maps: Shipping Features Through StandardsPatreon: Seven Years to TypeScript: Migrating 11,000 FilesAsana: Scaling LunaDb, our in-house declarative data loading systemJosh Goldberg: TypeScript with Aspire at Aspire Conf — March 23, 9:00a PT Astronomy with TypeScript: How do you flatten the SphereKent C Dodds: Practical TypeScript: Foundations to FluencyDiscussion: Why doesnt TS merge `private` and `#` syntax in the language? : r/typescript Cool LinksExcalibur-based Steam Game: Now THAT's a Big Dragon!Web Weekly newsletter Pokémon Quiz C# Unions are Finally Here (by Ben Abt)MusicSeahorse Dreams by Kubbi (Spotify)

State of JS, Node Release Schedule Revisited, and WebMCP | News | Ep 57

News for the week of Feb 23, 2026: highlights from the State of JS survey, Node is revamping its release schedule, and Bun finally gets stage 3 decorator support. From the community: Deno's code-first sandboxes, typesafe `Map.has()`, and Electrobun rendering with WebGPU.Support Our Troop 🍪 Buy Girl Scout Cookies!Sponsored by Excalibur.jsExcalibur.js is the free and open source friendly TypeScript 2D game engine for the web. Learn to make web games with TypeScript or JavaScript! Excalibur comes out-of-the-box with everything you need, like physics, sprites, animations, sound effects, and first-party plugins for popular 2D gamedev tools.Homepage and Docs: https://excaliburjs.comMake Your First Game in 10 MinutesJoin the Discord: https://discord.gg/9UemP985UyChapters(00:00) - Welcome to the Show (06:37) - News: State of JS Survey Insights (16:48) - News: Deno 2.7 Marks Temporal API as Stable (19:24) - News: Node 24.14.0 and 25.7.0 Releases (21:13) - News: Node's New Release Schedule in 2027 (25:13) - News: Bun 1.3.10 Ships Stage 3 Decorators and Native REPL (28:04) - News: WebMCP Becomes a W3C Standard (33:20) - News: React Foundation Officially Launches (34:57) - Library Watch: unbash Parses Bash in Pure TypeScript (36:29) - Library Watch: decoders, a Zod-alternative That Reads Like TS (37:30) - Community Highlight: What's New in ViteLand February 2026 (38:42) - Community Highlight: Safe Cloud Execution with Dino Sandboxes (40:00) - Community Highlight: Fixing Map.has() by Typed Rocks (41:12) - Community Highlight: The React Doctor Is In by Better Stack (41:59) - Community Highlights: Electrobun with Native Window + WebGPU (43:55) - Community Highlight: TypeScript Foundations Workshop by KCD (45:33) - Cool Link: Firefox 148 Ships CSS shape() Support (46:36) - Cool Link: Hank Green on Why AI Scares Him (47:47) - Cool Link: Rebuilding Pokemon with OO Programming (48:52) - Cool Link: MCP is Dead. Long Live the CLI. (52:36) - Cool Cookies: Support My Girl Scout (54:44) - The Minnesota Long Goodbye NewsState of JS 2025Deno 2.7: Temporal API, Windows ARM, and npm overridesNode 24.14.0 and 25.7.0 releasesNode 27 release schedule sneak peekBun 1.3.10 introduces native REPL, TC39 Stage 3 decoratorsWebMCP: Expose your web app as MCP tools (client-side) (see Kamran's Bsky thread)The React Foundation: A New Home for React Hosted by the Linux FoundationLibrary WatchUnbash: zero dep bash parser written in TS decoders: a Zod alternative (via Chris Nicholas)From the CommunityVoidZero: What's New in ViteLand: February 2026Deno Safe Cloud Code Execution with Snapshots (Python Pre-Installed, Zero Wait)TypeRocks: I Fixed TypeScript's Map.has() Type Inference (Here's How)Better Stack: I thought I was a Senior React Dev... until I ran React Doctor.  Electrobun: Now with Native Window + WebGPU KCD has a new workshop, Practical TypeScriptCool LinksCool Tip: Firefox 148 and CSS shape() Cool Read: MCP is dead. Long live the CLI Cool Watch: Rebuilding Pokémon with Object Oriented ProgrammingCool Watch: Hank Green on AI: This is Going to be Very MessyCool Read: Red Queen EffectMusicSeahorse Dreams by Kubbi (Spotify)

npmx.dev, Chrome 145 Devtools, and K'nipping Yaks | News | Ep 56

News for the week of Feb 16, 2026: npmx.dev is a better frontend for npm, Chrome 145 includes some cool new toys, and we figure out that Knip is pronounced with a hard-K. From the community: fun with generics, Next.js adds an MCP server, and why OSS maintainers need to breaks (as should we all).Chapters(00:00) - Welcome to the Show (07:10) - News: We Made Our First Video Podcast Episode (09:02) - News: TS Native Gets Remote AST Speed-up of 6.4X (09:59) - News: npmx.dev is a New Frontend for npm Registry (14:13) - News: Chrome 145 Brings Some Cool New Devtools (18:41) - News: Safari 26.4 Looks to Improve CSS Grid Support (19:35) - Library Watch: Knip 5.85.0 Cleans Up Codebase Cruft (22:30) - Library Watch: @wasmground/emit Builds WASM with TS (23:58) - Library Watch: Tempest Generates Types from PHP (25:33) - Library Watch: runner 5.5.0, an All-in-one TS Framework (28:02) - Community Highlight: Build a Game Series by Deno (30:02) - Community Highlight: Next.js MCP Server (33:29) - Community Highlight: What is TC39 by Shop Talk Show (34:32) - Community Highlight: Open Source Developers Need to Take Breaks (38:16) - Community Highlight: Fun with TS Generics by Adam Rackis (39:38) - Bleet of the Week (39:59) - Cool Link: 400 Car Batteries Wired Together (40:39) - Cool Link: FragCoord.xyz is a ShaderToy Alternative (41:37) - Cool Link: Recreating a BBC Micro Game in TypeScript (43:19) - Cool Link: YootTower, Open Source Code for SimTower (44:33) - The Minnesota Long Goodbye Sponsored by Excalibur.jsExcalibur.js is the free and open source friendly TypeScript 2D game engine for the web. Learn to make web games with TypeScript or JavaScript! Excalibur comes out-of-the-box with everything you need, like physics, sprites, animations, sound effects, and first-party plugins for popular 2D gamedev tools.Homepage and Docs: https://excaliburjs.comMake Your First Game in 10 MinutesJoin the Discord: https://discord.gg/9UemP985UyNewsWatch our TS 6.0 “Read Along” Vodcast!TS native preview got a 6.4X perf increase for “remote” AST materializationnpmx.dev is not a package managerChrome: What's new in DevTools (Chrome 145)Safari: 26.4 beta improves CSS grid supportLibrary WatchKnip includes monorepo memory optimizations@wasmgroundup/emit lets you build WASM with TypeScript for better learningTempest can generate types from PHP filesrunner shaved the yak until it got bald  From the CommunityDeno: https://deno.com/blog/build-a-game-with-deno-6 Next.js: Building Next.js for an agentic future Shop Talk Show: TC39 and how it works (via Rob Palmer) The Register: OSS Maintainers take a break (via Daniel Roe) Frontend Masters: Fun with TypeScript GenericsCool LinksCool Watch: 400 car batteries wired together!! Cool Tool: FragCoord is a ShaderToy alternativeCool Game: TypeScript version of BBC Micro gameCool Code: YootTower is the OG SimTower source codeMusicSeahorse Dreams by Kubbi (Spotify)

TypeScript 6.0 Beta, ESLint 10, and Deno Deploy Goes GA | News | Ep 55

News for the weeks of Feb 2 and Feb 9, 2026: TypeScript 6.0 beta drops, ESLint 10 config updates, and Electrobun 1.0 release. From the community: TypeScript types are not a security feature and breaking changes in TS 6.0 you need to know.Chapters(00:00) - Welcome to the Show (04:53) - News: TypeScript 6.0 Beta (17:28) - News: ESLint 10 Brings Flat Config Changes (19:47) - News: Deno Deploy is Now Generally Available (26:27) - PSA: React Native CLI Metro4Shell Vulnerability (28:32) - Library Watch: TanStack Query Now Supports Preact (28:58) - Library Watch: Nuxt Test Utils v4 Supports Vitest 4 (29:18) - Library Watch: Handy, a Desktop App for Speech-to-Text (30:40) - Library Watch: Colyseus 0.17 for Multiplayer Games (31:03) - Library Watch: Tabularis, a Minimalist TypeScript-based DBMS (31:47) - Library Watch: Electrobun 1.0 Release (32:52) - Community Highlight: What's New in ViteLand January 2026 (33:07) - Community Highlight: n8n RCE in 4 Acts by Fetih Çelik (36:32) - Community Highlight: TypeScript 6.0 Changes by TypeRocks (37:01) - Community Highlight: TypeScript Online Game Template (38:29) - Bleet of the Week (39:10) - Cool Link: Types in JSDoc (39:52) - Cool Link: Esoteric Math (40:49) - Cool Link: Virtual DSLs (42:32) - Cool Link: Someone Building an NES JRPG (43:05) - The Minnesota Long Goodbye Sponsored by Excalibur.jsExcalibur.js is the free and open source friendly TypeScript 2D game engine for the web. Learn to make web games with TypeScript or JavaScript! Excalibur comes out-of-the-box with everything you need, like physics, sprites, animations, sound effects, and first-party plugins for popular 2D gamedev tools.Homepage and Docs: https://excaliburjs.comMake Your First Game in 10 MinutesJoin the Discord: https://discord.gg/9UemP985UyNewsAnnouncing TypeScript 6.0 BetaESLint v10Deno Deploy is GAIntroducing Deno SandboxPSA: React Native CLI Metro4Shell VulnerabilityLibrary WatchPreact is added to TanStack QueryNuxt Test Utils v4 supports Vitest 4Handy is a universal speech-to-text appColyseus 0.17 lets you build multiplayer games with full-stack TypeScript safetyTabularis: a lightweight developer-focused database management toolElectrobun 1.0 release is the Electron alternative you’ve been waiting forFrom the CommunityVoidZero: What’s New in ViteLand January 2026Fatih Çelik: n8n RCE(s): A Tale of 4 Acts (CVE-2025-68613 & CVE-2026-25049)Typed Rocks: TypeScript 6: Breaking Changes You Need to Know TypeScript Online Game TemplateCool LinksTypes in JSDoc: excalibur.js browser extensionEsoteric Math: Happy Numbers and Vampire NumbersVirtual DSLs (via Dan Abramov)Do you like old-school NES JRPGs?MusicSeahorse Dreams by Kubbi (Spotify)