Andrey Frolov

nestjs-uws. WebSocket adapter for the NestJS framework and UWebsockets.js

kit. Solana JavaScript SDK

pgrx. Build Postgres Extensions with Rust!

pgx. PostgreSQL driver and toolkit for Go

awesome-cto. A curated and opinionated list of resources for Chief Technology Officers, with the emphasis on startups

bee-queue. A simple, fast, robust job/task queue for Node.js, backed by Redis.

awesome-observability. Awesome observability page

awesome-metrics. A curated list of awesome metrics platforms & frameworks, resources and other awesomeness.

awesome-swarm. All the awesome tools, docs, and training on Docker and Mirantis Swarm Mode (SwarmKit)

typedi. Simple yet powerful dependency injection tool for JavaScript and TypeScript.

typed-inject. Type safe dependency injection for TypeScript

tsyringe. Lightweight dependency injection container for JavaScript/TypeScript

DI-compiler. A Custom Transformer for Typescript that enables compile-time Dependency Injection

pgtyped. pgTyped - Typesafe SQL in TypeScript

DI. A compile-time powered Dependency-Injection container for Typescript that holds services and can produce instances of them as required.

redlock. A modern node.js redlock implementation for distributed redis locks

specifications. Specifications related to MongoDB

awesome-telegram-mini-apps. A curated list of awesome things related to Telegram Mini Apps (TMA).

ton-assets. Python

awesome-ton. A curated list of remarkable libraries, tools, services, protocols, and smart contracts related to TON.

TEPs. Python

collect-binancefutures. Collect BinanceFutures's trade and orderbook(depth) feeds.

postal. 📮 A fully featured open source mail delivery platform for incoming & outgoing e-mail

ccxt. A cryptocurrency trading API with more than 100 exchanges in JavaScript / TypeScript / Python / C# / PHP / Go / Java

flashbotsrpc. Golang client for Flashbots Relay, mev-geth and standard Ethereum JSON-RPC API endpoints

vendure. Open-source headless commerce platform built with TypeScript, NestJS, React, and GraphQL

awilix. Extremely powerful Inversion of Control (IoC) container for Node.JS

alto. A performant, reliable, and type-safe ERC-4337 Bundler written in Typescript

slonik. A Node.js PostgreSQL client with runtime and build time type safety, and composable SQL.

eslint-plugin-perfectionist. ☂️ ESLint plugin for sorting various data such as objects, imports, types, enums, JSX props, etc.

bottleneck. Job scheduler and rate limiter, supports Clustering

chirp-edge. next-app-dir-emojer

kysely. A type-safe TypeScript SQL query builder

database-js. A Fetch API-compatible PlanetScale database driver

pgcompacttable. Perl

pg_plan_advsr. PostgreSQL extension for automated execution plan tuning

pgreplay-go. Postgres load testing tool

pgq. Generic Queue for PostgreSQL

awesome-postgres. A curated list of awesome PostgreSQL software, libraries, tools and resources, inspired by awesome-mysql

pgcenter. Command-line admin tool for observing and troubleshooting Postgres.

ts-reset. A 'CSS reset' for TypeScript, improving types for common JavaScript API's

nodebestpractices. ✅ The Node.js best practices list (July 2026)

metasync. Asynchronous Programming Library for JavaScript & Node.js 🔁

drizzle-orm. ORM

nestia. NestJS Helper + AI Chatbot Development

odyssey. Scalable PostgreSQL connection pooler

karafka. Ruby and Rails efficient Kafka processing framework

fission. Fast and Simple Serverless Functions for Kubernetes

racer. Realtime model synchronization engine for Node.js

dolt. Dolt – Git for Data

sqlc. Generate type-safe code from SQL

atdatabases. TypeScript clients for databases that prevent SQL Injection

promscale. [DEPRECATED] Promscale is a unified metric and trace observability backend for Prometheus, Jaeger and OpenTelemetry built on PostgreSQL and TimescaleDB.

pgbadger. A fast PostgreSQL Log Analyzer

erigon. Ethereum implementation on the efficiency frontier

TypeChain. 🔌 TypeScript bindings for Ethereum smart contracts

modern.js. A progressive web framework based on React and Rsbuild.

immer. Postmodern immutable and persistent data structures for C++ — value semantics at scale

napajs. Napa.js: a multi-threaded JavaScript runtime

threads.js. 🧵 Make web workers & worker threads as simple as a function call.

microjob. A tiny wrapper for turning Node.js worker threads into easy-to-use routines for heavy CPU loads.

spectral. Fluent test assertions for Rust

awesome-rust-testing. 😎 Curated list of awesome things regarding Rust Testing

viem. TypeScript Interface for Ethereum

solidity-create2-example. Example of how to use the CREATE2 opcode released in the Constantinople update for Ethereum

why-is-node-running. Node is running but you don't know why? why-is-node-running is here to help you.

virtual-list. 📜 Virtual scrolling list component for React.

react-intersection-observer. React implementation of the Intersection Observer API to tell you when an element enters or leaves the viewport.

anchor-by-example. Anchor By Example

Whitepaper.

tflint. A Pluggable Terraform Linter

spin-delay. Smart spinner helper for React, to manage the duration of loading states.

growthbook. Open Source Feature Flags, Experimentation, and Product Analytics

auto-animate. A zero-config, drop-in animation utility that adds smooth transitions to your web app. You can use it with React, Vue, or any other JavaScript application.

dnd-kit. The modern toolkit for building drag and drop interfaces

use-gesture. 👇Bread n butter utility for component-tied mouse/touch gestures in React and Vanilla Javascript.

solana-suite. To develop Solana applications easily, even for beginners

js. A JavaScript SDK for interacting with Metaplex's programs

openbook-ts. openbook-dex TypeScript monorepo

solana-examples. Examples of Solana on-chain programs

serum-ts. Project Serum TypeScript monorepo

wallet-adapter. Modular TypeScript wallet adapters and components for Solana applications.

metaplex-program-library. Smart contracts maintained by the Metaplex team

anchor. ⚓ Solana Program Framework

trpc-openapi. OpenAPI support for tRPC 🧩

react-treebeard. React Tree View Component. Data-Driven, Fast, Efficient and Customisable.

main-thread-scheduling. Fast and consistently responsive apps using a single function call

visx. 🐯 visx | visualization components

react-fiber-with-debugger. JavaScript

skott. All-in-one devtool to automatically analyze, search and visualize project modules and dependencies from JavaScript, TypeScript (JSX/TSX) and Node.js (ES6, CommonJS)

graphql-faker. 🎲 Mock or extend your GraphQL API with faked data. No coding required.

codehike. Build rich content websites with Markdown and React

localstack. 💻 A fully functional local AWS cloud stack. Develop and test your cloud & Serverless apps offline

moto. A library that allows you to easily mock out tests based on AWS infrastructure.

cube. 📊 Cube Core is open-source semantic layer for AI, BI and embedded analytics

substrait. A cross platform way to express data transformation, relational algebra, standardized record expression and plans.

how-query-engines-work. This is the companion repository for the book How Query Engines Work.

tapjs. Test Anything Protocol tools for node

redpanda. Redpanda is a streaming data platform for developers. Kafka API compatible. 10x faster. No ZooKeeper. No JVM!

parquet2. Fastest and safest Rust implementation of parquet. `unsafe` free. Integration-tested against pyarrow

lsm_engine. A rust implementation of a key-value store with Log-Structured Merge Trees.

lsm-rs. Modular, Asynchronous Implementation of a Log-Structured Merge Tree

wickdb. Pure Rust LSM-tree based embedded storage engine

rust-rocksdb. rust wrapper for rocksdb

datafusion-ballista. Apache DataFusion Ballista Distributed Query Engine

datasets. 🤗 The largest hub of ready-to-use datasets for AI models with fast, easy-to-use and efficient data manipulation tools

scylladb. NoSQL data store using the Seastar framework, compatible with Apache Cassandra and Amazon DynamoDB

sqlparser-rs. Extensible SQL Lexer and Parser for Rust

recast. JavaScript syntax tree transformer, nondestructive pretty-printer, and automatic source map generator

cargo-deny. ❌ Cargo plugin for linting your dependencies 🦀

hyper. An HTTP library for Rust

rusoto. AWS SDK for Rust

redb. An embedded key-value database in pure Rust

dgraph. high-performance graph database for real-time use cases

nsq. A realtime distributed messaging platform

websocket. Package gorilla/websocket is a fast, well-tested and widely used WebSocket implementation for Go.

centrifugo. Scalable real-time messaging server in a language-agnostic way. Self-hosted alternative to Pubnub, Pusher, Ably, socket.io, Phoenix.PubSub, SignalR. Set up once and forever.

nats-streaming-server. NATS Streaming System Server

caddy. Fast and extensible multi-platform HTTP/1-2-3 web server with automatic HTTPS

analytics. Lightweight analytics abstraction layer for tracking page views, custom events, & identifying visitors

zero-to-production. Code for "Zero To Production In Rust", a book on API development using Rust.

fake-gcs-server. Google Cloud Storage emulator & testing library.

mockall. A powerful mock object library for Rust

stubr. Rust implementation of Wiremock

proptest. Hypothesis-like property testing for Rust

fake-rs. A library for generating fake data in Rust.

test-data-generation. Test Data Generation

tsup. The simplest and fastest way to bundle your TypeScript libraries.

questdb. QuestDB is a high performance, open-source, time-series database

constellation. Distributed programming for Rust.

LocustDB. Blazingly fast analytics database that will rapidly devour all of your data.

compact_arena. A crate with indexed arenas with small memory footprint

flatbuffers. FlatBuffers: Memory Efficient Serialization Library

magmide. A dependently-typed proof language intended to make provably correct bare metal code possible for working software engineers.

rust-node-perf. Rust

libsignal. Home to the Signal Protocol as well as other cryptographic primitives which make Signal possible.

neon. Rust bindings for writing safe and fast native Node.js modules.

napi-rs. A framework for building compiled Node.js add-ons in Rust via Node-API

parcel. The zero configuration build tool for the web. 📦🚀

customize-cra. Override webpack configurations for create-react-app 2.0

react-app-rewired. Override create-react-app webpack configs without ejecting

rust-algorithms. Common data structures and algorithms in Rust

binary-tree. A collection of Binary Tree algorithms.

petgraph. Graph data structure library for Rust.

rust-forest. Various implementation strategies for “DOM-like” tree data structures in Rust.

insta. A snapshot testing library for rust

wiremock-rs. HTTP mocking to test Rust applications.

mio. Metal I/O library for Rust.

tokio. A runtime for writing reliable asynchronous applications with Rust. Provides I/O, networking, scheduling, timers, ...

futures-rs. Zero-cost asynchronous programming in Rust

undici. An HTTP/1.1 client, written from scratch for Node.js

litestream. Streaming replication for SQLite.

postgres. Postgres.js - The Fastest full featured PostgreSQL client for Node.js, Deno, Bun and CloudFlare

personal-security-checklist. 🔒 A compiled checklist of 300+ tips for protecting digital security and privacy in 2026

arrow. Apache Arrow is the universal columnar format and multi-language toolbox for fast data interchange and in-memory analytics

difftastic. a structural diff that understands syntax 🟥🟩

cheats.rs. Rust Language Cheat Sheet - https://cheats.rs

anyhow. Flexible concrete Error type built on std::error::Error

thiserror. derive(Error) for struct and enum error types

octocrab. A modern, extensible GitHub API Client for Rust.

csurf. CSRF token middleware

oso. Deprecated: See README

graphjin. GraphJin - An Automagical Compiler to Connect AI to Your Databases

awesome-oss-alternatives. Awesome list of open-source startup alternatives to well-known SaaS products 🚀

bincode. A binary encoder / decoder implementation in Rust.

cargo-expand. Subcommand to show result of macro expansion

rust-clippy. A bunch of lints to catch common mistakes and improve your Rust code. Book: https://doc.rust-lang.org/clippy/

ogl. Minimal WebGL Library

company-engineering-blogs. A collection of companies' engineering blogs, to help you improve your software engineering skill and learn how their software work. 📖🛠

awesome-tech-blogs. A curated list of awesome technology blogs.

engineering-blogs. A curated list of engineering blogs of startup and enterprise companies

awesome-engineering. A curated list of awesome engineering blogs, handbooks and open source repos from top technology companies

awesome-engineering-blogs. A curated list of awesome engineering blogs.

engineering-blogs. A curated list of engineering blogs

backstage-plugin. TypeScript

tweetnacl-js. Port of TweetNaCl cryptographic library to JavaScript

borsh-js. TypeScript/JavaScript implementation of Binary Object Representation Serializer for Hashing

wasm. A collection of WASM wrappers (mostly around Rust libraries) that are used as faster versions of JS-native functions on Polkadot and Substrate networks.

common. Utilities and base libraries for use across polkadot-js for Polkadot and Substrate. Includes base libraries, crypto helpers and cross-environment helpers.

bn.js. BigNum in pure javascript

noble-hashes. Audited & minimal JS implementation of hash functions, MACs and KDFs.

ethers.js. Complete Ethereum library and wallet implementation in JavaScript.

main-module-browser-test. Experiment

bytes. Utilities for working with bytes

rayon. Rayon: A data parallelism library for Rust

reqwest. An easy and powerful Rust HTTP Client

serde. Serialization framework for Rust

diesel. A safe, extensible ORM and Query Builder for Rust

actix-web. Actix Web is a powerful, pragmatic, and extremely fast web framework for Rust.

yew. Rust / Wasm framework for creating reliable and efficient web applications

fiber. ⚡️ Express inspired web framework written in Go

awesome-blockchain-rust. Collect libraries and packages about blockchain/cryptography in Rust

cortex. A horizontally scalable, highly available, multi-tenant, long term Prometheus.

node-event-storage. An optimized event store for node.js

KurrentDB-Client-NodeJS. KurrentDB NodeJS Client

tooling. Advancing Node.js as a framework for writing great tools

js-ethereum-cryptography. Audited pure JS library containing all Ethereum-related cryptographic primitives

vitest. Next generation testing framework powered by Vite.

howtheytest. A collection of public resources about how software companies test their software

bestyjs. TypeScript