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+# Moulder
+
+An open-source interactive forward 2D gravity modeller.
+
+Written in Python, using PyQt5 as GUI library and
+[Fatiando a Terra](www.fatiando.org) under the hood for gravity forward
+modelling.
+
+## Cloning the repo
+
+In order to start using `Moulder` you need to clone this repo:
+
+```
+git clone https://www.github.com/fatiando/moulder
+```
+
+## Install dependencies
+
+Download [Anaconda](https://www.anaconda.com/download/) (Python 2.7 version).
+
+Install a `C` compiler, such as `gcc`.
+Under Debian or Ubuntu based disto:
+
+```
+sudo apt-get install gcc
+```
+
+Then change the working directory to the cloned repo:
+
+```
+cd moulder
+```
+and create a `conda` environment with:
+```
+conda env create -f environment.yml
+```
+
+Once it's installed you can change to the recently created `moulder`
+environment with:
+
+```
+source activate moulder
+```
+
+# Running
+
+In order to run `Moulder`, just run:
+
+```
+python moulder.py
+```
+
+in the `moulder` directory.