Transportation planning and traffic simulation software for creating cities friendlier to walking, biking, and public transit
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.github/workflows Upgrade to rust 1.54, fix new clippy warnings 2021-07-30 09:48:31 -07:00
abstio Allow DrawWithTooltip to return custom data instead of string labels. 2021-07-18 14:14:19 -07:00
abstutil Automatically collapse more degenerate intersections. Manually tested 2021-08-02 12:06:47 -07:00
cloud Rewrite the heuristics for stop signs. Similar to traffic signals, only 2021-05-27 15:37:46 -07:00
collisions Fix compilation failures and most clippy warnings (#642) 2021-05-14 08:32:56 -07:00
convert_osm Move the cycleway snapping step to happen just before RawMap->Map, so we can play with it in the map_editor. #330 2021-07-27 11:20:57 -07:00
data Regenerate Seattle collision data, which I think broke way back in the f64->f32 change 2021-08-03 19:23:10 -07:00
fifteen_min Fix some clippy warnings 2021-06-16 16:21:35 -07:00
game A skeleton emerges, from whatever sort of place skeletons lurk 2021-08-03 19:23:28 -07:00
geom Trying to fix corner curbs and failing, but made some maybe useful geom 2021-07-31 19:46:37 -07:00
headless Some fixups to the regenerated data from the past two commits: 2021-07-05 17:51:40 -07:00
importer Regenerate all maps after last few changes. Split out the actdev scripts to more easily regenerate actdev scenarios. This is necessary if map intersection IDs change, for instance. 2021-07-29 14:19:46 -07:00
kml CLI flag to start in the KML viewer for convenience 2021-06-16 11:14:17 -07:00
map_editor Rewrite turn restrictions to handle collapsed roads. Lake Wash Blvd / Madison revealed this problem. 2021-08-03 00:07:49 -07:00
map_gui A skeleton emerges, from whatever sort of place skeletons lurk 2021-08-03 19:23:28 -07:00
map_model A skeleton emerges, from whatever sort of place skeletons lurk 2021-08-03 19:23:28 -07:00
osm_viewer Draw building driveways per zoomed-in road, rather than as one map-wide batch. Otherwise, every single edit to road width needs to redraw all driveways. This doesn't scale with larger maps! 2021-07-15 18:05:04 -07:00
parking_mapper Upgrade to Rust 1.53 2021-06-17 23:04:35 -07:00
popdat Don't crash in the activity model generators if a map has no borders. This currently happens with Overpass imports. #717 2021-07-25 10:30:06 -07:00
release Update links to docs after some reorg in the other repo 2021-06-12 13:38:38 -07:00
santa Upgrade to Rust 1.53 2021-06-17 23:04:35 -07:00
sim Don't crash in the activity model generators if a map has no borders. This currently happens with Overpass imports. #717 2021-07-25 10:30:06 -07:00
sumo Fix some clippy warnings 2021-06-16 16:21:35 -07:00
tests Regenerate all maps after last few changes. Split out the actdev scripts to more easily regenerate actdev scenarios. This is necessary if map intersection IDs change, for instance. 2021-07-29 14:19:46 -07:00
traffic_seitan Add a debug tool to dump JSON for different objects and open up with an external viewer. [rebuild] [release] 2021-07-04 15:32:49 -07:00
traffic_signal_data Rewrite turn restrictions to handle collapsed roads. Lake Wash Blvd / Madison revealed this problem. 2021-08-03 00:07:49 -07:00
updater Import a new city using Overpass, instead of Geofabrik + clipping. #523 2021-07-12 14:06:54 -07:00
videos Delete mdbook. It's been split out to https://github.com/a-b-street/docs 2021-01-31 15:44:41 -08:00
web rebuild wasm when rust sources change 2021-07-17 11:24:46 -07:00
widgetry In the mode shift dashboard, show roads that might be highly used by converted trips... but that're missing bike infrastructure. #448 2021-07-26 10:41:51 -07:00
widgetry_demo Upgrade more dependencies. 2021-05-22 16:36:57 -07:00
.dockerignore Create a Docker image to run the map importer in the almighty cloud. #326 2021-05-06 17:35:58 -07:00
.gitignore Start importing a piece of Sao Paulo for a collaboration. 2021-07-06 10:57:53 -07:00
Cargo.lock Move the cycleway snapping step to happen just before RawMap->Map, so we can play with it in the map_editor. #330 2021-07-27 11:20:57 -07:00
Cargo.toml Use concave hull for neighborhoods (#716) 2021-07-25 10:11:12 -07:00
import.sh Two slight adjustments to speed up the map importer development 2021-06-24 12:13:47 -07:00
LICENSE Initial import of A/B Street prototype. 2018-03-13 08:06:03 -07:00
README.md new release 2021-08-01 15:45:01 -07:00
rgrep.sh Download only the cities specified in the UI map updater. 2021-04-19 17:55:42 -07:00

A/B Street

Ever been stuck in traffic on a bus, wondering why is there legal street parking instead of a dedicated bus lane? A/B Street is a game exploring how small changes to a city affect the movement of drivers, cyclists, transit users, and pedestrians. It works anywhere in the world, thanks to OpenStreetMap.

Show, don't tell

Alpha release trailer

Find a problem:

exploring_traffic

Make some changes:

editing_map

Measure the effects:

evaluating_impacts

Documentation

Roadmap and contributing

See the roadmap for current work, and all of the ways to contribute. Follow r/abstreet for weekly updates or @CarlinoDustin for occasional videos of recent progress.

Project mission

If you fix some traffic problem while playing A/B Street, my ultimate goal is for your changes to become a real proposal for adjusting Seattle's infrastructure. A/B Street is of course a game, using a simplified approach to traffic modeling, so city governments still have to evaluate proposals using their existing methods. A/B Street is intended as a conversation starter and tool to communicate ideas with interactive visualizations.

Why not leave city planning to professionals? People are local experts on the small slice of the city they interact with daily -- the one left turn lane that always backs up or a certain set of poorly timed walk signals. Laura Adler writes:

"Only with simple, accessible simulation programs can citizens become active generators of their own urban visions, not just passive recipients of options laid out by government officials."

Existing urban planning software is either proprietary or hard to use. A/B Street strives to be highly accessible, by being a fun, engaging game. See here for more guiding principles.

Credits

Core team:

See full credits