diff --git a/uv2000.csv b/uv2000.csv
index 9d66a32d9d0c7c414a574c76263b406eb26f98fd..3c34694702a5676a67d12a674ee7834e8f6fed23 100644
--- a/uv2000.csv
+++ b/uv2000.csv
@@ -1 +1,7 @@
+binutils/2.27,4
+Bison/3.0.4,4
 EasyBuild/3.8.1,4
+flex/2.6.3,4
+help2man/1.47.4,4
+M4/1.4.18,4
+zlib/1.2.11,4
diff --git a/uv2000.md b/uv2000.md
index 9942d05168bc82de207e4d388e9a5a0e3d5549be..314b01d6071cc830468523a0be99ea7dd81e5e26 100644
--- a/uv2000.md
+++ b/uv2000.md
@@ -1,6 +1,32 @@
 
+## Compiler
+
+| Module | Description |
+| ------ | ----------- |
+
+## Devel
+
+| Module | Description |
+| ------ | ----------- |
+| [M4](http://www.gnu.org/software/m4/m4.html) | GNU M4 is an implementation of the traditional Unix macro processor. It is mostly SVR4 compatible although it has some extensions (for example, handling more than 9 positional parameters to macros). GNU M4 also has built-in functions for including files, running shell commands, doing arithmetic, etc. |
+
+## Lang
+
+| Module | Description |
+| ------ | ----------- |
+| [Bison](http://www.gnu.org/software/bison) | Bison is a general-purpose parser generator that converts an annotated context-free grammar into a deterministic LR or generalized LR (GLR) parser employing LALR(1) parser tables. |
+| [flex](http://flex.sourceforge.net/) | Flex (Fast Lexical Analyzer) is a tool for generating scanners. A scanner, sometimes called a tokenizer, is a program which recognizes lexical patterns in text. |
+
+## Lib
+
+| Module | Description |
+| ------ | ----------- |
+| [zlib](http://www.zlib.net/) | zlib is designed to be a free, general-purpose, legally unencumbered -- that is, not covered by any patents -- lossless data-compression library for use on virtually any computer hardware and operating system. |
+
 ## Tools
 
 | Module | Description |
 | ------ | ----------- |
+| [binutils](http://directory.fsf.org/project/binutils/) | binutils: GNU binary utilities |
 | [EasyBuild](https://easybuilders.github.io/easybuild) | EasyBuild is a software build and installation framework written in Python that allows you to install software in a structured, repeatable and robust way. |
+| [help2man](https://www.gnu.org/software/help2man/) | help2man produces simple manual pages from the '--help' and '--version' output of other commands. |