diff --git a/index.md b/index.md
index 19e5041..11333a2 100644
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+++ b/index.md
@@ -9,6 +9,9 @@ Below you can find a set of resources we have developed to support our [codebase
 These resources are all openly licensed, so please feel free to reuse them.
 We'd love to hear from you if you do.
 
+We are also always open for contributions and ideas for improvements.
+We would particularly appreciate contributions to the resources marked with :hammer_and_wrench:.
+
 In addition to the resources below, also check out:
 
 * the [codebases we work with](https://publiccode.net/codebases/)
@@ -33,6 +36,8 @@ This is a living document, and [we welcome your feedback](http://standard.public
 
 To let the community of users of Standard for Public Code share their implementation choices for the criteria to guide other users, we created a resource where tips, examples and tools can be added.
 
+:hammer_and_wrench: Contribution requested - [help us](https://github.com/publiccodenet/community-implementation-guide-standard#readme) add examples and further reading.
+
 #### [Introduction course](https://citybycity.academy/course/standards-for-smart-cities)
 
 Together with [Open & Agile Smart Cities](https://oascities.org/) we have created a free and open online introduction course to the Standard for Public Code.
@@ -43,6 +48,8 @@ It's a self study course and offers a certification of completion to those who f
 To increase the accessibility of the Standard for Public Code, the [translations repository](https://github.com/publiccodenet/community-translations-standard) allows for the community to collaborate on translations of it.
 It is possible to add more translations as more communities find it useful and are willing to translate and review.
 
+:hammer_and_wrench: Contribution requested - [help us](https://github.com/publiccodenet/community-translations-standard#readme) add new and improve existing translations.
+
 ### [Software procurement process code](https://processcode.publiccode.net/)
 
 Process codes are flexible, collaborative, and adaptive guidebooks for a new government process.