#1940's Gems

#	Total Rank	Daily Rank	Name	Summary
1	3,580	2,901	haversine	Calculates the haversine distance between two locations using longitude and latitude. ...
2	5,668	9,994	sugar-high	More Ruby sugar - inspired by the 'zuker' project
3	6,428	14,565	geo-distance	Calculates the geo distance between two locations using longitude and latitude using Ha...
4	6,528	14,234	geo_calc	Geo calculations in ruby and javascript
5	6,576	14,565	geo_units	Easily convert between different distance units such as kms, miles etc.
6	6,616	14,234	geo_point	Allows for easy parsing of Strings, Hashes and Arrays into a GeoPoint with lat/long
7	9,098	9,370	masonry-rails	Masonry will rock your world!
8	11,057	18,303	sweetloader	sweet autoloading using file structure conventions while allowing configuration overrid...
9	12,195	30,936	world-flags	Use world flag icons in your Rails app
10	12,373	11,734	timespan	Makes it easy to store time duration, make calculations and comparions and store the du...
11	12,438	80,375	jqtools-rails	Gem is an engine and is configured to integrate with Rails asset pipeline
12	13,854	30,936	pie-rails	Use PIE in your Rails apps :)
13	15,148	25,903	cream	An integrated Authentication, Authorization and Roles solution for your Rails 3 app wit...
14	15,601	30,936	mongoid-serializer	Adds some sane controller serialization support of your Mongoid models
15	15,689	42,145	active_model-shaz	Adds state tracking and a few extra snappy save and destroy methods to your model API
16	16,185	11,913	xduration	Duration with support for longer time periods
17	17,093	30,936	mongoid_geo	Makes it easy to use geo calculations with Mongoid
18	17,410	22,846	log4r-color	See also: http://logging.apache.org/log4j
19	17,422	25,903	cancan-permits	Role specific Permits for use with CanCan permission system
20	17,552	11,734	origin-selectable_ext	Mongoid Origin query extensions for dynamic query generation
21	17,596	18,303	gmaps-autocomplete-rails	Easily add autocomplete geo-functionality to your Rails app :)
22	18,253	22,846	roles_active_record	Makes it easy to set a role strategy on your User model in Active Record
23	18,315	17,448	ms-dropdown-rails	Use the ms-dropdown (select dropdown with icons) in your Rails project :)
24	18,696	80,375	cantango	Define your permission rules as role- or role group specific permits. Integrates well w...
25	18,938	42,145	generator-spec	RSpec 2 library to facilitate creating generator specs
26	19,383	22,846	acts_as_tree_rails3	Model gets: root, siblings, ancestors, descendants and other methods for tree navigation
27	20,050	17,448	mm-devise	dm-devise adds MongoMapper support to devise (http://github.com/plataformatec/devise) f...
28	20,716	25,903	ui_datepicker-rails3	jQuery UI datepicker integration for Formtastic, Simple Form and Active Admin
29	21,724	80,375	acts_as_list_mongoid	Make your Mongoid model acts as a list. This acts_as extension provides the capabilitie...
30	22,224	80,375	code-spec	Code file RSpec 2 matchers that make it easy to spec Ruby code files, fx updated or gen...
31	22,499	80,375	rails-app-spec	RSpec 2 matchers to help spec the structure and content of your Rails 3 app
32	22,554	22,846	rails3_assist	Basic file operation helpers for working with Rails 3 artifacts
33	22,730	30,936	roles_generic	Generic role strategies sharing the same API. Easy to insert in any model
34	23,386	30,936	rails3_artifactor	Helpers for handling Rails 3 artifacts in general, such as CRUD operations etc.
35	23,413	30,936	r3_plugin_toolbox	Provides a more intuitive DSL for Rails 3 plugin configuration and a specialized RSpec ...
36	24,212	30,936	geo_magic	Get IP and location data using freegeoip.net - can also calculate of distance between ...
37	26,518	30,936	roles_mongoid	Makes it easy to set a role strategy on your User model in Mongoid
38	26,747	80,375	cantango-core	Define your permission rules as role- or role group specific permits. Integrates well w...
39	27,104	80,375	cantango-config	Configuration DSL for configuring CanTango
40	27,625	42,145	cancan-rest-links	Guard your links with permissions
41	28,303	80,375	mongoid_embedded_helper	Facilitates performing queries on collections in embedded Mongoid documents by performi...
42	29,146	42,145	migration_assist	Assists in handling migrations, including generating migration files from a Thor Generator
43	30,451	80,375	rspec-action_view	RSpec 2 library to make it simple to spec Rails 3 ActionView extensions
44	30,648	80,375	roles_mongo_mapper	Makes it easy to set a role strategy on your User model in MongoMapper
45	30,713	42,145	devise-links	Link helpers for Devise actions, including user session and registration links.
46	30,999	80,375	logging_assist	Wraps logging in a nice and convenient way making it easy to apply on any project
47	31,351	16,717	easy_as_pie	Makes it easy to add Pie charts to Rails 3+ apps
48	33,415	80,375	require-me	Lets you easily define how to include hierarchies of ruby files, and also apply inclusi...
49	33,547	80,375	require-magic	Lets you easily define how to include hierarchies of ruby files, and also apply inclusi...
50	33,949	80,375	file-spec	RSpec 2 matchers for files, directories and symlinks
51	35,693	42,145	rails_assist	Basic file operation helpers for working with Rails 3 artifacts
52	39,047	80,375	trace-util-adv	Configure tracing using context sensitive filters, appenders, output templates in a com...
53	39,192	80,375	roles_data_mapper	Makes it easy to set a role strategy on your User model in DataMapper
54	41,583	30,936	rails_artifactor	Helpers for handling Rails 3 artifacts in general, such as CRUD operations etc.
55	44,205	80,375	money-mongoid	Makes it easy to use money with mongoid
56	44,391	22,846	facebook-social_plugins	HTML5 compatible social plugin helpers for Rails 3
57	44,632	80,375	concerned	Makes it easy to apply the concerns pattern in any Ruby context
58	45,312	80,375	rails-gallery	Add photo galleries to your Rails apps :)
59	46,303	80,375	cantango-masquerade	Masquerade extensions and macros for CanTango
60	46,523	80,375	rails3_plugin_toolbox	Provides a more intuitive DSL for Rails 3 plugin configuration and a specialized RSpec ...
61	47,637	80,375	font_awesome-sass-rails	Use Font Awesome in your Rails app :)
62	49,605	42,145	geo_vectors	Works with geo_calc and other geo libraries
63	49,720	30,936	migration-spec	Migration RSpec 2 matchers to spec migration files, fx as generated by a Thor generator
64	51,831	80,375	bootstrap-addons-rails	Adds nice Bootstrap addons to your Rails Twitter Bootstrap based app
65	52,077	80,375	roles_for_mongoid	Makes it easy to set a role strategy on your User model in Mongoid
66	52,487	80,375	cantango-api	Ability, Can, Scope, Session, User, Account and more APIs for CanTango
67	56,914	30,936	netzke_config	Configure Netzke modules as plugins for a Netzke app and link ExtJS library to boot
68	58,149	42,145	txt_file_mutator	includes convenience method to do txt file mutations including simple code refactorings...
69	58,218	80,375	very_nifty_generators	Rails 3 nifty generators, based on efforts by ryanb and dvyjones
70	58,866	80,375	flexlayout-rails	Use CSS Flex, Regions, Multi-column and Template layout models in your Rails apps
71	59,762	80,375	devise-spec	RSpec matchers to help spec your devise User files
72	60,099	42,145	context_exposer	Exposes a ViewContext object to the View with all the data needed by the view
73	60,480	80,375	schemaker	Configures relationships between subject, join and object model for a given behavior
74	61,010	42,145	troles	Ruby roles solution that has an easy to extend API, configuration and nice Adapter inte...
75	61,032	42,145	imperator-ext	Factories, Macros, REST helpers and Mongoid integration
76	61,289	42,145	mongoid_adjust	Add simple adjust! method to Mongoid.
77	62,465	80,375	social-buttons	Generate Social Buttons for your Rails apps
78	62,626	25,903	facebook-rails-starterkit	Make it simple to get started using Facebook with Rails!
79	64,597	80,375	kmandrup-colorist	Colorist is a library built to handle the easy conversion and manipulation of colors wi...
80	66,370	80,375	on_the_map	Makes it easy to add functionality to models related to geocoding, addressing and placi...
81	66,743	80,375	ruby_traverser	traverse a ruby code model and optionally mutate it along the way using a nice rubyish DSL
82	67,018	80,375	controll	Flow, Executor, Notifier and more, all tied together tool pack
83	67,927	80,375	rspec_for_generators	RSpec 2 matchers, helpers and utils to assist in writing generator specs
84	72,305	80,375	rails_config_loader	Load yaml and json config files and make the structures easily available for use in t...
85	74,630	80,375	contextualize	Add and remove behaviors defined in modules depending on context an object operates in
86	75,782	80,375	forms-spec	Adds RSpec 2 matchers to make expectations about your view code containing form logic
87	77,916	80,375	prawn_commander	Command center for prawn commands that enable logging commands before or without execut...
88	78,919	80,375	roles-spec	Spec that your User model files apply role strategies as expected
89	80,591	80,375	file_mutate	The file mutation DSL you always wish was included in Ruby
90	81,255	80,375	proxy_party	Method missing proxy pattern
91	82,246	25,903	ember-konacha-rails	Generate Konacha spec infrastructure for your Ember-Rails apps
92	82,311	80,375	thorgem	Creates a new thor task configured to your taste
93	82,980	80,375	picturefill-rails	Use picturefill with Rails :)
94	84,282	80,375	params_extractor	Encode and encrypt prams and leter unencryt and decode them - useful when sending invit...
95	85,038	80,375	mongoid_indexing	Mongoid index creation and removal the nice and easy way :)
96	86,988	80,375	social_icons	Add social media icons to your Rails 3 using CSS sprites or images
97	87,291	80,375	wicked-focused	Rails engine for producing Focused Controller based wizards
98	88,429	80,375	acts_as_list_ar	Make your model acts as a list. This acts_as extension provides the capabilities for so...
99	88,544	80,375	cucumber_rails3_gen	Cucumber Rails 3 generators
100	88,645	42,145	simple_range_validator	Range validator for any Range model fields
101	89,119	80,375	rubyapp	Create a fully configured ruby project with a set of common frameworks to choose from
102	93,188	80,375	html5forms-rails	Use the power of html5 forms even in old browsers using polyfills :)
103	95,931	80,375	i18n_googledocs	GEM providing helper scripts to manage i18n translations in Google Docgem. Features: ch...
104	97,117	80,375	mongo_db_model	Rails 3 Mongo DB generators for MongoMapper and Mongoid
105	97,329	80,375	mongo_db_gen	Rails 3 Mongo DB generators for MongoMapper and Mongoid
106	98,295	80,375	rspec_rails3_gen	Rspec Rails 3 generators ported from similar Rails 2 generators
107	99,642	80,375	skeleton_creator	Generate a skeleton file structure from a YAML config file
108	101,244	80,375	gem_butler	Allows a much easier way to select/deselect a subset of related gems to include in a pr...
109	104,255	80,375	mongoid-markdown	Easily use markdown with mongoid texts
110	106,271	80,375	localized_language_select	Localized language select for Rails 2.3+ with options to control languages to display
111	108,033	42,145	partializer	Makes it easy to render the subpartials of any partial
112	108,186	80,375	romans	Roman numerals library
113	114,912	80,375	auth-assistant	Provides assistance for setting up an auth solution using devise and cancan auth framew...
114	117,659	80,375	css_parser_master	Parse a CSS file and access/operate on rulesets, selectors, declarations etc. Includes ...
115	122,394	42,145	easy-table	Makes it easy to add tables to your views using a nice DSL similar to the form helpers
116	122,473	42,145	credit_card_icons	Credit Card icons ready for use with Rails asset pipeline
117	122,995	42,145	ember-bootstrap-rails	Add ember-boostrap to your rails/ember project :)
118	124,941	80,375	github_repo	Github API v2 wrapper for common github tasks. Builds on Octopi gem where possible but ...
119	125,738	42,145	cantango-permits	Permit classes and engine for CanTango
120	126,076	80,375	cantango-roles	Roles and Role groups for CanTango
121	127,435	42,145	foxy_factory	Find a constant registered by Ruby kernel and cache it for next retrieval
122	128,311	80,375	html_css_decorator	Decorate your Nokogiri HTML model with CSS information as it would apply in the browser
123	129,548	42,145	mongo_model	Rails 3 model generator Mongo DB
124	129,822	42,145	netzke_widget_generators	Rails 3 generators for Netzke widgets
125	129,822	80,375	km-psych	Psych is a YAML parser and emitter
126	130,568	80,375	load-me	Facilitates working with ruby $LOAD_PATH with some static functions
127	130,702	80,375	thor-ext	Improves Thor::Actions by adding some extra funcitionaly and fixes a few 'bugs'
128	130,772	80,375	mongo_modl	Rails 3 model generator Mongo DB
129	132,891	80,375	require-dsl	DSL to facilitate require/load of ruby files and folders
130	134,187	80,375	fb_joy	Object wrappers for nodes in the Facebook OpenGraph
131	134,989	80,375	flasher	A little Rails helper for translating flash messages
132	135,941	42,145	roles_for_dm	Faciliatates adding a role strategy to your Data Mapper user model
133	136,308	80,375	multiengine	Creates a Rails 3 engine configuration with multiple dummy apps and test framework conf...
134	136,644	80,375	roles_for_mm	Faciliatates adding a role strategy to your Mongo Mapper user model
135	138,238	80,375	html5-now-rails	USe HTML5 in your Rails app. Themes included ;)
136	139,858	80,375	html5-utils-rails	Time to use HTML5 and CSS3 now!!!
137	141,239	80,375	singleton_act	It just makes sense to store mutable, site-wide, admin-level settings in the database. ...
138	141,910	42,145	ember-big_project	Configure Rails assets structure for a big Ember project
139	142,226	42,145	ember-oauth2-rails	Use Ember OAuth 2 in your Rails app
140	142,635	80,375	twitter_bootstrap-kaminari-views	Use Kaminari with Twitter Bootstrap :)
141	143,614	80,375	pictos-icons	This icon set should cover most use cases :)