Open-source API client with a native C++ load-testing engine - Postman-style requests and k6-level load tests in one local app.
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M
MailpitRalph Slooten
axllent.mailpitv1.31.6
An email and SMTP testing tool with API for developers
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SDODSYARLIS LLC
SDODS.SDODSv0.1.5
BDD test automation for UI, API and hybrid flows
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CAT CLIData Tools s.r.o.
DataTools.CATCLIv3.1.0
CAT is a powerful tool that helps you to test your data. It's super easy to set up and use.
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V
VyomiVyomi Cloud
Vyomi.Vyomiv3.0.0
Local multi-cloud simulator (AWS/GCP/Azure) with real backends
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RoutebaseRoutebase GmbH
Routebase.Routebasev1.8.4
One living OpenAPI spec that drives your docs, mocks, contract tests, and monitoring.
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C
cargo-nextestnextest
nextest.cargo-nextestv0.9.148
A next-generation test runner for Rust.
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HttpMasterBorvid
Borvid.HttpMasterProfessionalv7.1.2
HttpMaster is a professional testing tool for HTTP applications, with special focus on RESTful web services and web API applications.
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Vovsoft Dummy File GeneratorVOVSOFT
VovSoft.DummyFileGeneratorv2.0.0.0
Vovsoft Dummy File Generator tool can help you generate sample files or fake files having the size in MBs, GBs, etc., quickly and easily. If you want some large test files, this fake file generator tool might be helpful.
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C
CodeSampleXr2cuerdame
r2cuerdame.CodeSampleXv0.1.134
An open compatibility testing network for developer libraries and runtimes
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C
chaos-engineering-rsNinian-Lemain
NinianLemain.ChaosEngineeringRsv0.4.2
Cross-platform chaos engineering CLI with recovery, SLO gates, and protocol packs.
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Bean Network TesterDonislawDev
DonislawDev.BeanNetworkTesterv0.8.0
Simulate a bad network on Windows
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RedfireForgeRedfireForge
redfireforge.RedfireForgev0.8.15
Visual API testing and load-testing workbench for HTTP, GraphQL, gRPC, WebSocket, SSE, and Kafka
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BowireKüstenlogik
KuestenLogik.Bowirev2.9.0
Interactive multi-protocol API browser and CLI for .NET — gRPC, REST, GraphQL, SignalR, MCP, SSE, WebSocket, MQTT, Socket.IO, OData, Surgewave, Kafka, DIS, UDP.
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F
ffufffuf
ffuf.ffufv2.3.0
A fast web fuzzer written in Go.
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TestMyLogic비전측정소프트(VMSOFT)
VMSOFT.TestMyLogicv0.33.0
Overfitting validation for crypto trading strategies — PBO, walk-forward analysis and trade diagnostics, computed locally.
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InquisitMillisecond
Millisecond.InquisitLab.7v7.3.2
Psychological experiment software for research
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Tester by Alcyone SystemsAlcyone Systems OÜ
AlcyoneSystems.Testerv1.0.1
On-prem test automation for web, API, Android and iOS
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E
ExploitSpecpazent
Pazent.ExploitSpecv0.2.0
Turn proven HTTP security findings into local, repeatable regression tests.
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G
godirbMyCode83
MyCode83.godirbv1.5.6
Fast and easy-to-use directory brute-forcer written in Go.
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X
XTesterElinesoft
Elinesoft.XTesterv0.0.91
Desktop cryptocurrency trading strategy simulator and backtester with an AI strategy builder.
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RestApiaRestApia
RestApia.RestApiaDesktopv0.9.5
Rest API client to test HTTP endpoints
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RenodeAntmicro
Renode.Renodev1.16.0
Renode is an open source software development framework with commercial support from Antmicro that lets you develop, debug and test multi-node device systems reliably, scalably and effectively.
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TestPackageRWK Systems
RWKSystems.TestPackagev3.0.0
A configurable Windows installation simulator for testing repackaging, virtualization, and deployment solutions.
