diff --git a/README.md b/README.md
index 653a39e..53e6e62 100644
--- a/README.md
+++ b/README.md
@@ -286,8 +286,8 @@ _Source:_ [What is Docker](https://www.docker.com/why-docker)
 - [CIS Docker Benchmark](https://github.com/dev-sec/cis-docker-benchmark) - This [InSpec][inspec] compliance profile implement the CIS Docker 1.12.0 Benchmark in an automated way to provide security best-practice tests around Docker daemon and containers in a production environment. By [@dev-sec](https://github.com/dev-sec)
 - [Clair](https://github.com/quay/clair) - Clair is an open source project for the static analysis of vulnerabilities in appc and docker containers. By [@coreos][coreos]
 - [Dagda](https://github.com/eliasgranderubio/dagda) - Dagda is a tool to perform static analysis of known vulnerabilities, trojans, viruses, malware & other malicious threats in docker images/containers and to monitor the docker daemon and running docker containers for detecting anomalous activities. By [@eliasgranderubio](https://github.com/eliasgranderubio)
-- [Deepfence Enterprise](https://deepfence.io) :heavy_dollar_sign: - Full life cycle Cloud Native Workload Protection platform for kubernetes, virtual machines and serverless. By [@deepfence](https://github.com/deepfence)
-- [Deepfence Threat Mapper](https://github.com/deepfence/ThreatMapper) - Powerful runtime vulnerability scanner for kubernetes, virtual machines and serverless. By [@deepfence](https://github.com/deepfence)
+- [Deepfence Enterprise](https://deepfence.io) :heavy_dollar_sign: - Full life cycle Cloud Native Workload Protection platform for kubernetes, virtual machines and serverless. By [@deepfence](deepfence)
+- [Deepfence Threat Mapper](https://github.com/deepfence/ThreatMapper) - Powerful runtime vulnerability scanner for kubernetes, virtual machines and serverless. By [@deepfence](deepfence)
 - [docker-bench-security](https://github.com/docker/docker-bench-security) - script that checks for dozens of common best-practices around deploying Docker containers in production. By [@docker][docker]
 - [docker-explorer](https://github.com/google/docker-explorer) - A tool to help forensicate offline docker acquisitions by [@Google][google]
 - [notary](https://github.com/theupdateframework/notary) - a server and a client for running and interacting with trusted collections. By [@TUF](https://github.com/theupdateframework)
@@ -430,7 +430,7 @@ Applications designed to help or simplify building **new** images
 - [kaniko](https://github.com/GoogleContainerTools/kaniko) - Build Container Images In Kubernetes. By [@GoogleContainerTools][googlecontainertools]
 - [makisu](https://github.com/uber/makisu) - Uber's fast and flexible unprivileged image builder for Mesos and Kubernetes, with distributed cache support. By [@uber](https://github.com/uber)
 - [MicroBadger](https://microbadger.com) - Analyze the contents of images and add metadata labels
-- [packer](https://packer.io/docs/builders/docker.html) - Hashicorp tool to build machine images including docker image integrated with configuration management tools like chef, puppet, ansible
+- [packer](https://www.packer.io/docs/builders/docker.html) - Hashicorp tool to build machine images including docker image integrated with configuration management tools like chef, puppet, ansible
 - [portainer](https://github.com/duedil-ltd/portainer) - Apache Mesos framework for building Docker images by [@duedil-ltd](https://github.com/duedil-ltd)
 - [Production-Ready Python Containers :heavy_dollar_sign:](https://pythonspeed.com/products/pythoncontainer/) - A template for creating production-ready Docker images for Python applications.
 - [runlike](https://github.com/lavie/runlike) - Generate `docker run`command and options from running containers by [@lavie](https://github.com/lavie)
@@ -538,7 +538,7 @@ Services to securely store your Docker images.
 - [GOCD-Docker](https://github.com/gocd/gocd-docker) :skull: - Go Server and Agent in docker containers to provision.
 - [Microservices Continuous Deployment](https://github.com/francescou/docker-continuous-deployment) - Continuous deployment of a microservices application.
 - [mu](https://github.com/stelligent/mu) - Tool to configure CI/CD of your container applications via AWS CodePipeline, CodeBuild and ECS [@Stelligent](https://github.com/stelligent)
-- [Ouroboros](https://github.com/pyouroboros/ouroboros) - Automatically update running Docker containers with notifications
+- [Ouroboros](https://github.com/pyouroboros/ouroboros) :skull: - Automatically update running Docker containers with notifications
 - [Popper](https://github.com/systemslab/popper) - Github actions workflow (HCL syntax) execution engine.
 - [Screwdriver :heavy_dollar_sign:](https://screwdriver.cd/) - Yahoo's OpenSource buildplatform designed for Continous Delivery.
 - [Skipper](https://github.com/Stratoscale/skipper) - Easily dockerize your Git repository by [@Stratoscale](https://github.com/Stratoscale)
@@ -770,6 +770,7 @@ Services to securely store your Docker images.
 [coreos]: https://github.com/coreos
 [cncf]: https://www.cncf.io
 [crazy-max]: https://github.com/crazy-max
+[deepfence]: https://github.com/deepfence
 [distribution]: https://github.com/docker/distribution
 [docker-flow]: https://github.com/docker-flow
 [docker-for-windows]: https://docs.docker.com/docker-for-windows/