Top 7 web-application-firewall Open-Source Projects

Awesome-WAF

3 5,902 2.5 Python

🔥 Web-application firewalls (WAFs) from security standpoint.
wafw00f

2 4,852 3.0 Python

WAFW00F allows one to identify and fingerprint Web Application Firewall (WAF) products protecting a website.
InfluxDB

www.influxdata.com
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Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
coraza

7 1,785 8.7 Go

OWASP Coraza WAF is a golang modsecurity compatible web application firewall library

Project mention: Coraza: Coraza WAF is a Golang modsecurity compatible web application firewall | news.ycombinator.com | 2024-01-08
gotestwaf

5 1,395 7.2 Go

An open-source project in Golang to asess different API Security tools and WAF for detection logic and bypasses
openappsec

23 639 8.8 C++

open-appsec is an open-source machine learning security engine that preemptively and automatically prevents threats against Web Application & APIs. It is available for NGINX, NGINX Ingress, Envoy (Soon), Kong (Soon), Ambassador (Soon).

Project mention: Seeking contributors for a security open-source project | /r/developersIndia | 2023-09-16

If someone in the community is interested in doing these projects, we will be happy to guide and help you. The contributions guidelines are available here: https://github.com/openappsec/openappsec/blob/main/CONTRIBUTING.md
api-firewall

15 527 6.9 Go

Fast and light-weight API proxy firewall for request and response validation by OpenAPI specs.

Project mention: api-firewall VS asteria - a user suggested alternative | libhunt.com/r/api-firewall | 2023-08-27
blacklists

2 94 10.0 Shell

Hourly updated domains blacklist 🚫

Project mention: Blacklist project | /r/selfhosted | 2023-09-11
WorkOS

workos.com
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The modern identity platform for B2B SaaS. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020). The latest post mention was on 2024-01-08.