Node.js team focusing on performance. Contribute to nodejs/performance development by creating an account on GitHub.

This is a work-in-progress pull request. Opened to receive feedback while I navigate through the issues. It includes some interesting performance improvements. I'll update the following list wh...

Follow-ups in #49148 Follow-up from the comments: @cjihrig: Using a custom path instead of .env file in the current working directory. The option to augment vs. overwrite the existing process.e...

Support Yagiz's quest to improve Node.js performance

You nominate the Stars. We'll help them expand their impact, and enable them to reach more people and help everyone benefit from their knowledge.

Summary Added fast path in almost entirely C++ for writeFileSync with UTF8 encoding and string data. Also improves appendFileSync as it just uses writeFileSync under the hood. Only string data as B...

Support Yagiz's quest to improve Node.js performance

I'll continue working on performance but I don't feel comfortable being the champion of the performance strategic initiative anymore.

macOS-14 now uses M1 machines. Let's see if the build speed and duration is worth the change. Ref: https://github.blog/changelog/2024-01-30-github-actions-introducing-the-new-m1-macos-runner-av...

I want to make sure we're being responsible when talking about Bun, Node, and all the other awesome technologies in this ecosystem. Love everyone who pours t...

This particular change applies to: fs.readFileSync(fs.openSync(__filename), 'utf8') My local benchmarks are as follows: fs/readFileSync.js n=10000 hasFileDescriptor='false' path=...

WHATWG-compliant and fast URL parser written in modern C++ - ada-url/ada

Improves the performance of the legacy btoa function. It's not recommended to be used in production. confidence improvement accuracy (*) (**) (*...

This PR moves all getValidatedFd calls to C++. Improves error path performance by ~17-42%. Benchmark CI: https://ci.nodejs.org/view/Node.js%20benchmark/job/benchmark-node-micro-benchmarks/1482/

Next.js is a popular framework for building server-side rendered React applications, but like any web application, it's crucial to take security seriously.

Co-authored by @lemire Local Benchmark My local benchmarks says that running vite --version is 5% faster ❯ hyperfine 'node ../sveltejs-realworld/node_modules/vite/dist/node/cli.js --version'...

This is a work-in-progress pull request. Opened to receive feedback while I navigate through the issues. It includes some interesting performance improvements. I'll update the following list wh...

node:fs is based on FSReqCallback and makes multiple C++ calls for any operation. There are lots of places where we could just open, stat and perform the operation using only 1 C++ call. An example...

Most famous algorithms implemented in Rust. Contribute to anonrig/algorithms development by creating an account on GitHub.

Help us translate nodejs-website-archived and bring it to the world!

Refs: nodejs/TSC#1411 Refs: nodejs/TSC#1410

Since ESLint is deprecating formatter rules, I propose using Biome as the formatter. This is pretty much in progress. I'm not sure if Biome supports all existing rules. Fixes #50449 Todos Add...

This is a step forward to move all node:fs implementation to C++. Since we now have support for win32.pathResolve() in C++, we can move forward with moving ToNamespacedPath functions to C++. In a f...

The work is mostly done by @lemire. Suggested changes improves the performance of base64 and base64url operations. Benchmarks ...

Serializing strings in Node.js has been a pain point for web developers, particularly when it comes to URL operations. Recently, we conducted a research to reduce the cost of string serialization in...

Socketkit is a free open-source alternative to ChartMogul, SensorTower, Google Analytics and Mixpanel. - anonrig/socketkit

This is a more up to date implementation of @joyeecheung's original pull-request. Co-authored-by: Daniel Lemire The purpose of this pull-request to offer a fast alternative to npm run xxx. Wit...

This PR replaces prettier with Biome for faster execution Formatted 2283 file(s) in 194ms

2023-09-28, Version 20.8.0 (Current), @ruyadorno Notable Changes Stream performance improvements Performance improvements to writable and readable streams, improving the creation and destruction by...

This is a work-in-progress pull request. Opened to receive feedback while I navigate through the issues. It includes some interesting performance improvements. I'll update the following list wh...

Co-authored by @lemire Local Benchmark My local benchmarks says that running vite --version is 5% faster ❯ hyperfine 'node ../sveltejs-realworld/node_modules/vite/dist/node/cli.js --version'...

Summary This pull-request removes babel and Webpack in favor of Rspack and SWC. This change comes with a significant performance boost and improves our productivity. Currently, it takes 14 seconds ...

Suggested by @anonrig, mostly just to edit issues ;)

Summary This pull-request removes babel and Webpack in favor of Rspack and SWC. This change comes with a significant performance boost and improves our productivity. Currently, it takes 14 seconds ...

Performance optimizations ALWAYS come with a cost but do NOT always come with a benefit. Let's talk about the costs and benefits of useMemo and useCallback.

Follow up for #9676. Without introducing any breaking changes, this is what I came up with that is in par with current regexp parsing. I'm not quite happy with it, but I think it's better t...

CommonJS and ES modules are 2 sides of a coin. Node.js supports both of them. So, how can we improve the performance of Node.js loaders?

Co-authored by @lemire Local Benchmark My local benchmarks says that running vite --version is 5% faster ❯ hyperfine 'node ../sveltejs-realworld/node_modules/vite/dist/node/cli.js --version'...

Introduces 2 new functions to use the default .env parser. process.loadEnvFile(path) In order to load the .env file in the current directory: process.loadEnvFile() Load a specific path: process...