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The world's fastest projects
get faster with CodSpeed.

Hundreds of open-source maintainers use CodSpeed to find regressions, ship optimizations, and compound performance gains release after release.

n8n-io/n8n

204K

Fair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.

305BENCH

7.3KRUNS

5 minutes ago

langchain-ai/langchain

146K

The agent engineering platform.

FastAPI framework, high performance, easy to learn, fast to code, ready for production

An extremely fast Python package and project manager, written in Rust.

A bundler for javascript and friends. Packs many modules into a few bundled assets. Code Splitting allows for loading parts of the application on demand. Through "loaders", modules can be CommonJs, AMD, ES6 modules, CSS, Images, JSON, Coffeescript, LESS, ... and your custom stuff.

Scrapy, a fast high-level web crawling & scraping framework for Python.

The web framework for content-driven websites. ⭐️ Star to support our work!

🌴 Empowering everyone to build reliable and efficient smart contracts.

The full-stack Vue framework.

The fastest, litest AI Gateway. Rust core with Python SDK. Call 100+ LLM APIs in OpenAI (or native) format with cost tracking, guardrails, load balancing, and logging [Bedrock, Azure, OpenAI, Anthropic, OpenAI, VertexAI, vLLM, Nvidia NIM]

An extremely fast Python linter and code formatter, written in Rust.

Next-generation ORM for Node.js & TypeScript | PostgreSQL, MySQL, MariaDB, SQL Server, SQLite, MongoDB and CockroachDB

🐠 Babel is a compiler for writing next generation JavaScript.

A declarative, efficient, and flexible JavaScript library for building user interfaces.

Rust-based platform for the Web

✨ Making your shell magical

94BENCH

142RUNS

about 1 month ago

langchain-ai/deepagents

29K

The batteries-included agent harness.

🕸️ Web apps in pure Python 🐍

Data validation using Python type hints

A toolchain for web projects, aimed to provide functionalities to maintain them. Biome offers formatter and linter, usable via CLI and LSP.

A SQL database in Rust: SQLite-compatible, now also speaking Postgres (experimental). The LLVM of databases.

Cross-platform Rust rewrite of the GNU coreutils

Prefect is a workflow orchestration framework for building resilient data pipelines in Python.

⚓ A collection of high-performance JavaScript tools.

304BENCH

56KRUNS

11 minutes ago

RustPython/RustPython

22K

A Python Interpreter written in Rust

Asynchronous HTTP client/server framework for asyncio and Python

Rust bindings for the Python interpreter

🤖 A client-first, server-capable, fully type-safe router and full-stack framework for the web (React and more).

Fast Rust bundler for JavaScript/TypeScript with Rollup-compatible API.

Python Imaging Library (fork)

A toolchain for building scalable, enterprise-ready component systems on top of TypeScript and Web Component standards. Stencil components can be distributed natively to React, Angular, Vue, (+ more) and traditional web applications from a single, framework-agnostic codebase.

Fast Rust-based bundler for the web with a modernized webpack API 🦀

The little ASGI framework that shines. 🌟

A production-ready QUIC implementation in pure Go

ESPHome is a system to control your ESP32, ESP8266, BK72xx, RP2040 by simple yet powerful configuration files and control them remotely through Home Automation systems.

An ASGI web server, for Python. 🦄

🌟 Build beautiful, accessible, high-performance documentation websites with Astro

The programming language for agents

The JavaScript / Wasm runtime that powers Cloudflare Workers

A minimal, secure Python interpreter written in Rust for use by AI

83BENCH

3.2KRUNS

about 2 hours ago

parcel-bundler/lightningcss

7.7K

An extremely fast CSS parser, transformer, bundler, and minifier written in Rust.

Sccache is a ccache-like tool. It is used as a compiler wrapper and avoids compilation when possible. Sccache has the capability to utilize caching in remote storage environments, including various cloud storage options, or alternatively, in local storage.

OpenBLAS is an optimized BLAS library based on GotoBLAS2 1.13 BSD version.

Open Source Inventory Management System

76BENCH

1.1KRUNS

about 17 hours ago

open-telemetry/opentelemetry-collector

7.5K

OpenTelemetry Collector

Robyn is a Super Fast Async Python Web Framework with a Rust runtime.

A fast type checker and language server for Python

The Intuitive Vue UI Library powered by Reka UI & Tailwind CSS.

55BENCH

429RUNS

about 4 hours ago

python-pendulum/pendulum

6.7K

Python datetimes made easy

2BENCH

394RUNS

21 days ago

open-telemetry/opentelemetry-go

6.5K

OpenTelemetry Go API and SDK

Static analysis for GitHub Actions

🌊 Online machine learning in Python

Event-driven networking engine written in Python.

Python Classes Without Boilerplate

High-performance data engine for AI and multimodal workloads. Process images, audio, video, and structured data at any scale

131BENCH

14KRUNS

about 5 hours ago

dcastil/tailwind-merge

5.7K

Merge Tailwind CSS classes without style conflicts

38BENCH

582RUNS

2 days ago

tortoise/tortoise-orm

5.6K

Familiar asyncio ORM for python, built with relations in mind

Typesafe APIs Made Simple 🪄

Simple, powerful, and fast logging for Python.

Lightning ⚡️ fast forecasting with statistical and econometric models.

🦁 The Leo Programming Language. A Programming Language for Formally Verified, Zero-Knowledge Applications

17BENCH

1KRUNS

about 6 hours ago

strawberry-graphql/strawberry

4.7K

A GraphQL library for Python that leverages type annotations 🍓

Codebase intelligence for TypeScript and JavaScript. Free static analysis of code and styles: unused code, duplication, circular deps, complexity hotspots, architecture boundaries, design-system drift. Optional paid runtime layer (Fallow Runtime): hot-path review and cold-path deletion evidence from real production traffic.

Make your functions return something meaningful, typed, and safe!

A compiled-away, type-safe, readable RegExp alternative

A build system and monorepo management tool for the web ecosystem, written in Rust.

A fast serialization and validation library, with builtin support for JSON, MessagePack, YAML, and TOML

286BENCH

257RUNS

3 days ago

datamodel-code-generator/datamodel-code-generator

Generate Pydantic v2 models, dataclasses, TypedDict, and msgspec.Struct from OpenAPI, JSON Schema, GraphQL, Avro, Protobuf, and raw JSON/YAML/CSV.

Just a little module for plugins.

3D visualization and mesh analysis for science and engineering

104BENCH

133RUNS

8 minutes ago

xtensor-stack/xtensor

3.8K

C++ tensors with broadcasting and lazy computing

510BENCH

41RUNS

13 days ago

cloudflare/workers-rs

3.7K

Write Cloudflare Workers in 100% Rust via WebAssembly

17BENCH

236RUNS

2 days ago

schemathesis/schemathesis

3.6K

Catch API bugs before your users do

Quickly and accurately render even the largest data.

Create ridiculously fast Lexers

18BENCH

184RUNS

about 15 hours ago

carthage-software/mago

3.4K

Mago is a toolchain for PHP that aims to provide a set of tools to help developers write better code.

An extensible, state-of-the-art framework for columnar compression, and the fastest FOSS columnar file format. Formerly at @spiraldb, now an Incubation Stage project at LFAI&Data, part of the Linux Foundation.

15322BENCH

25KRUNS

25 minutes ago

music-assistant/server

Music Assistant is a free, opensource Media library manager that connects to your streaming services and a wide range of connected speakers. The server is the beating heart, the core of Music Assistant and must run on an always-on device like a Raspberry Pi, a NAS or an Intel NUC or alike.

A generic framework for on-demand, incrementalized computation. Inspired by adapton, glimmer, and rustc's query system.

391BENCH

2.8KRUNS

4 days ago

scrapinghub/dateparser

2.9K

python parser for human readable dates

A secure persistent personal agent server in Rust. One binary, sandboxed execution, multi-provider LLMs, voice, memory, Telegram, WhatsApp, Discord, Teams, and MCP tools. Secure by design, runs on your hardware.

Pop-up dictionary browser extension for language learning. Successor to Yomichan.

Operate and manipulate physical quantities in Python

Meltano: the declarative code-first data integration engine that powers your wildest data and ML-powered product ideas. Say goodbye to writing, maintaining, and scaling your own API integrations.

Rust reflection, serialization, deserialization, pretty printing, etc. — the last proc macro you should need

190BENCH

2.4KRUNS

21 days ago

static-web-server/static-web-server

2.4K

A cross-platform, high-performance and asynchronous web server for static files-serving. ⚡

22BENCH

15RUNS

2 days ago

matrix-org/matrix-rust-sdk

2.3K

Matrix Client-Server SDK for Rust

Neqo, the Mozilla Firefox implementation of QUIC in Rust

Lightweight, general, scalable C++ library for finite element methods

Rust implementation of the Ethereum Virtual Machine.

692BENCH

4.5KRUNS

about 8 hours ago

zarr-developers/zarr-python

2.1K

An implementation of chunked, compressed, N-dimensional arrays for Python.

:ice_cube: 一个可爱且任性的 B 站视频下载器

SPARQL graph database

WHATWG-compliant and fast URL parser written in modern C++, part of Internet Archive, Node.js, Clickhouse, Redpanda, Kong, Telegram, Adguard, Datadog and Cloudflare Workers.

Ultra-fast and customizable Python charts

python async orm with fastapi in mind and pydantic validation

182BENCH

1.1KRUNS

11 days ago

pydantic/pydantic-core

1.8K

Core validation logic for pydantic written in rust

250BENCH

4.7KRUNS

1 day ago

saturday06/VRM-Addon-for-Blender

1.7K

VRM Importer, Exporter and Utilities for Blender 2.93 to 5.2

CommonMark + GFM compatible Markdown parser and renderer

🚀 The open-source, multi-tenant platform for self-building knowledge graphs and simulation

119BENCH

4.8KRUNS

about 2 hours ago

Totodore/socketioxide

1.6K

A socket.io server implementation in Rust that integrates with the Tower ecosystem and the Tokio stack.

Blessed is an easy, practical library for making python terminal apps

Yet another URL library

The official repository for Babel, the Python Internationalization Library

88BENCH

56RUNS

14 days ago

wemake-services/django-modern-rest

1.4K

Modern REST framework for Django with types and async support!

A next generation HTTP client for Python. 🦋

Fast SQL formatter/linter

12BENCH

466RUNS

10 days ago

serkodev/markdown-exit

1.4K

Fast, customizable Markdown parser and renderer with full CommonMark support. TypeScript rewrite of markdown-it with enhancements.

6BENCH

25RUNS

17 days ago

prisma/prisma-engines

1.3K

🚂 Engine components of Prisma ORM

29BENCH

7.9KRUNS

10 days ago

KittyCAD/modeling-app

1.3K

The Zoo Design Studio app.

Scalable machine 🤖 learning for time series forecasting.

High-performance Markdown and MDX processing for the JavaScript ecosystem

rari: High-performance React Server Components framework powered by a Rust runtime, delivering 14.5x faster response times (0.12ms vs 1.74ms) and 53.1x higher throughput (89,371 vs 1,683 req/sec) than Next.js with zero-config setup.

What if you could update all the games that are detected on your system?

12BENCH

417RUNS

1 day ago

VOICEVOX/voicevox_core

1.1K

無料で使える中品質なテキスト読み上げソフトウェア、VOICEVOXのコア

Link-time initialization, destruction, scattered data collection macros for Rust

Composable custom class converters for attrs, dataclasses and friends.

72BENCH

115RUNS

3 days ago

langchain-ai/langsmith-sdk

LangSmith Client SDK Implementations

Veryl: A Modern Hardware Description Language

A jq-like Markdown query language for command-line processing

the blockchain for payments

Infrahub is a graph-based data management platform with built-in version control, CI workflows, peer review, and API access. It’s purpose-built to power reliable infrastructure automation at scale.

25BENCH

17KRUNS

about 3 hours ago

We handle performance, so you can focus on shipping.

Talk to our team about deployment, security, and scale; or start building today.

Book a demo Start for free

We handle performance, so you can focus on shipping.

Talk to our team about deployment, security, and scale; or start building today.

Book a demo Start for free

The world's fastest projectsget faster with CodSpeed.

We handle performance, so you can focus on shipping.

We handle performance, so you can focus on shipping.

The world's fastest projects
get faster with CodSpeed.