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This is the Navitia repository.

Navitia is a service providing:

1. multi-modal journeys computation
2. line schedules
3. next departures
4. explore public transport data
5. sexy things such as isochrones

The API can be found athttp://api.navitia.io/

For more information see

• main web sitehttp://www.navitia.io
• twitter @navitiahttps://twitter.com/navitia
• google groups navitiahttps://groups.google.com/d/forum/navitia
• channel #navitia on irc.freenode.net

At the root of the repository, several directories can be found:

1. source: contains the navitia source code (c++ and python)
2. third_party: third party developped modules
3. documentation: all the navitia documentation
4. (debug|release): by convention, the build repositories

Navitia is made of 3 main modules:

1. Kraken is the c++ core
2. Jörmungandr is the python frontend
3. Ed is the postgres database

Kraken andJörmungandr communicate with each other through protocol buffer messages send by ZMQ.

Transportation data (in theGTFS format) or routing data (fromOpenStreetMap for the moment) can be given toEd.Ed produces a binary file used byKraken.

1. Gcc as the C++ compiler (g++)
2. Cmake for the build system
3. Python for the api

For the installation procedure, please refer to theinstallation documentation

You can also refer to theautomated build script to have a step by step setup guide for ubuntu 14.04

Fork the github repo, create a new branch from dev, and submit your pull request!

Navitia is written in python/c++, here are some alternatives:

• OpenTripPlanner : the best known, written in java
• rrrr : the lightest one, written in python/c
• Synthese : a full stack, with CMS, written all in c++
• Mumoro : a R&D MUltiModal MUltiObjective ROuting algorithm