PyPI · npm98Exceptionalhealth index
Python · TypeScript★ 28.2K↓ 9.4M/moOct 19, 2026
PyPI93Exceptionalhealth index

reframe-hpc/reframeA powerful Python framework for writing and running portable regression tests and benchmarks for HPC systems.
Python★ 284↓ 9,642/moSep 19, 2026
npm88Excellenthealth index
TypeScript★ 1,480↓ 3.9M/moAug 27, 2026
Go · npm86Excellenthealth index

MustardSeedNetworks/stemStandards-aligned network performance testing — RFC 2544, ITU-T Y.1564, Y.1731, MEF, TSN. Reflector, generator, and certifier in one Go binary.
Go · TypeScript · C★ 0Sep 13, 2026

appneta/tcpreplayEdit and replay captured network traffic at arbitrary speeds — a suite of pcap tools for *NIX and Windows.
C★ 1,353Oct 21, 2026
Packagist · PyPI80Excellenthealth index
PHP★ 2,027↓ 1M/moOct 22, 2026
TypeScript★ 76↓ 12.5K/moSep 14, 2026
Python★ 195↓ 11.1K/moSep 9, 2026

alexandriashai/cbrowserCognitive Browser: The browser automation that thinks. Constitutional safety • Persona UX testing • Natural language interface • Self-healing selectors • Built for AI agents
TypeScript · JavaScript★ 19↓ 4,687/moSep 9, 2026
crates.io · PyPI73Goodhealth index

bazhenov/tangoRust microbenchmarking harness based on paired-testing methodology
Rust★ 166↓ 89K/moOct 17, 2026
Maven · npm69Goodhealth index
Java★ 538Oct 19, 2026
crates.io69Goodhealth index
Rust · HTML★ 450↓ 38.7M/moSep 17, 2026

galax-io/gatling-picatinnyGatling DSL extensions — feeders, profile management, transactions, assertions, Redis integration, and utility functions
Scala · Java · Shell★ 14Sep 14, 2026
Go★ 4Oct 18, 2026
C#★ 239Sep 16, 2026

galax-io/gatling-kafka-pluginGatling plugin for Apache Kafka — produce, request-reply, and consume load testing with Avro, Protobuf, and Schema Registry support
Scala · Shell★ 25Oct 18, 2026
NuGet63Moderatehealth index

haf/expectoA smooth testing lib for F#. APIs made for humans! Strong testing methodologies for everyone!
F#★ 740Sep 14, 2026
Go★ 27Sep 19, 2026
Julia★ 210Sep 14, 2026
Packagist62Moderatehealth index

volt-test/laravel-performance-testingA Laravel package for performance testing with the VoltTest PHP SDK. Easily create and run load tests for your Laravel applications with built-in route discovery, CSRF handling, and comprehensive reporting.
PHP★ 78↓ 4,244/moSep 14, 2026
Go · RubyGems60Moderatehealth index

1mb-dev/lobsterIntelligent web stress testing with auto URL discovery. Crawls your app, validates performance under load, generates actionable reports. Zero config required.
Go★ 2Sep 19, 2026
Scala · Shell★ 11Sep 14, 2026
Maven59Moderatehealth index

Blazemeter/HLSPluginApache JMeter plugin for load testing HLS and MPEG-DASH video streams. Simulates adaptive bitrate playback, manifest/segment downloads, and live or VOD streaming.
Java★ 52Sep 10, 2026

PragmaticFlow/NBomberDistributed load-testing framework for .NET. Create distributed load test scenarios entirely using plain C# or F#. It is designed to test any system regardless of the protocol or a semantic model (Pull/Push).
CSS · F#★ 2,237Sep 18, 2026

boringSQL/regresqlCatch broken queries and performance regressions before production. SQL regression testing, EXPLAIN plan baselines, and CI/CD integration for PostgreSQL.
Go★ 395Oct 20, 2026
Packagist57Moderatehealth index
PHP★ 55↓ 4,984/moOct 20, 2026
NuGet56Moderatehealth index
C#★ 2Oct 7, 2026
Go · npm56Moderatehealth index

shyam-s00/gopher-glideGopher-Glide (gg) is an open-source, high-fidelity API traffic simulator. Move beyond brute-force load testing with native IDE integration, zero-config profiles, and an interactive TUI that lets you inject chaos in real-time.
Go★ 12Aug 23, 2026

tentse/load-testerHTTP load tester written in Go. Test your server load handling strength.
Go★ 1Sep 19, 2026

codetesla51/barrageLoad test HTTP, database, and Redis on one clock and correlate their latency to pinpoint the real bottleneck — with a shareable HTML report
Go · HTML★ 123Oct 5, 2026