Top 8 Open-Source Alternatives to Keploy

Keploy

Open-source no-code API & unit testing platform.

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Product categories

A/B Testing API API Clients API Testing API Tools APIs Configuration Management Cyber Security Data Analysis Developer Tools Feature Flags Productivity

Summary

The top open-source alternatives to Keploy are Flagsmith, Hoppscotch, and CrowdSec. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

Flagsmith Landing Page
1

Flagsmith

Flagsmith lets you manage feature flags and remote config across web, mobile and server side applications. Deliver true Continuous Integration. Get builds out faster. Control who has access to new features. We're Open Source.
Pricing:
- Open Source
- Freemium
- Free Trial
#A/B Testing #Configuration Management #Developer Tools 13 social mentions
Hoppscotch Landing Page
2

Hoppscotch

Open source API development ecosystem
Pricing:
- Open Source
- Freemium
- Free Trial
#Productivity #API Tools #Developer Tools 90 social mentions
CrowdSec Landing Page
3

CrowdSec

CrowdSec is a security automation engine, using both local IP behavior detection & our community-driven IP reputation database.
Pricing:
- Open Source
#Data Analysis #Web Application Security #Monitoring Tools 113 social mentions
Postman Landing Page
4

Postman

The Collaboration Platform for API Development
Pricing:
- Open Source
#API Tools #Developer Tools #APIs 30 social mentions
Unleash Landing Page
5

Unleash

Unleash is an open-source feature management platform. We are private, secure, and ready for the most complex setups out of the box.
Pricing:
- Open Source
- Freemium
- Free Trial
- $75.0 / Monthly ("Enterprise Pay-as-you-go", "5 users")
#Productivity #Software Development #Release Management 4 social mentions
Havoc Shield Landing Page
6

Havoc Shield

Cybersecurity built for startups and small business in an affordable, all-in-one suite of tools. Put a cybersecurity program in place in under a week to protect your business from ransomware and cybersecurity attacks.
Pricing:
- Open Source
- Paid
- Free Trial
- $140.0 / Monthly (10 Users)
#Password Management #Finance #Vulnerability Scanner 1 social mentions
Insomnia REST Landing Page
7

Insomnia REST

Design, debug, test, and mock APIs locally, on Git, or cloud. Build better APIs collaboratively for the most popular protocols with a dev‑friendly UI, built-in automation, and an extensible plugin ecosystem.
Pricing:
- Open Source
#API #API Tools #Developer Tools 129 social mentions
FeatureHub Landing Page
8

FeatureHub

Cloud native feature flags, A/B testing and remote configuration service
Pricing:
- Open Source
- Paid
- Free Trial
- $4.99 / Monthly (1 user)
#A/B Testing #User Management And Authentication #Developer Tools