Our objective is to document the whole Open Web as well as Mozilla technologies. The table below provides an overview of our progress, as well as links to additional details. If you're just getting started as a contributor, check out our getting started guide.

You can also share or promote this page: arewedocumentedyet.com

Section Pages No tags Needs* tags Editorial reviews Technical reviews Outdated pages Dev-doc-needed bugs Documentation requests
API: CSSOM 147 n/a 42 (29%) 34 (24%) 55 (38%) 0 (0%) 8 (6%) 5 (4%)
API: Canvas 130 n/a 0 (0%) 5 (4%) 4 (4%) 3 (3%) 0 (0%) 0 (0%)
API: DOM 685 n/a 74 (11%) 48 (8%) 140 (21%) 38 (6%) 233 (35%) 52 (8%)
API: Device API 100 n/a 35 (35%) 7 (8%) 15 (15%) 10 (10%) 68 (68%) 3 (3%)
API: File API 35 n/a 2 (6%) 4 (12%) 4 (12%) 5 (15%) n/a 7 (20%)
API: Firefox OS APIs 28 n/a 4 (15%) 0 (0%) 2 (8%) 15 (54%) n/a n/a
API: HTML API 453 n/a 126 (28%) 48 (11%) 119 (27%) 10 (3%) 70 (16%) 14 (4%)
API: IndexedDB 104 n/a 2 (2%) 3 (3%) 6 (6%) 0 (0%) 4 (4%) 16 (16%)
API: Intersection Observer 30 n/a 4 (14%) 2 (7%) 5 (17%) 26 (87%) n/a n/a
API: SVG API 141 n/a 106 (76%) 1 (1%) 6 (5%) 2 (2%) n/a 6 (5%)
API: ServiceWorkers 118 n/a 7 (6%) 5 (5%) 14 (12%) 0 (0%) 3 (3%) n/a
API: Web Animations 46 n/a 0 (0%) 1 (3%) 0 (0%) 0 (0%) 12 (27%) 0 (0%)
API: WebAudio 218 n/a 4 (2%) 5 (3%) 42 (20%) 68 (32%) 7 (4%) 6 (3%)
API: WebCrypto 19 n/a 0 (0%) 1 (6%) 6 (32%) 0 (0%) n/a n/a
API: WebGL 278 n/a 1 (1%) 3 (2%) 9 (4%) 196 (71%) 0 (0%) n/a
API: WebRTC 300 n/a 20 (7%) 92 (31%) 113 (38%) 4 (2%) 22 (8%) 36 (12%)
API: WebSpeech 88 n/a 0 (0%) 0 (0%) 0 (0%) 0 (0%) n/a n/a
API: WebVR 103 n/a 0 (0%) 0 (0%) 0 (0%) 71 (69%) n/a n/a
API: WebWorkers 38 n/a 0 (0%) 0 (0%) 5 (14%) 0 (0%) 4 (11%) 6 (16%)
Accessibility 269 4 (2%) 35 (14%) 17 (7%) 26 (10%) 180 (67%) 11 (5%) 4 (2%)
Addons 644 9 (2%) 2 (1%) 7 (2%) 13 (3%) 288 (45%) 47 (8%) 34 (6%)
WebExtensions 622 0 (0%) 5 (1%) 7 (2%) 10 (2%) 296 (48%) n/a n/a
Apps 88 0 (0%) 6 (7%) 3 (4%) 12 (14%) 60 (69%) 0 (0%) 1 (2%)
Archive 2378 586 (25%) 70 (3%) 9 (1%) 172 (8%) 0 (0%) n/a n/a
CSS 966 27 (3%) 127 (14%) 119 (13%) 215 (23%) 85 (9%) 117 (13%) 51 (6%)
DevTools 165 93 (57%) 1 (1%) 13 (8%) 17 (11%) 0 (0%) 0 (0%) 31 (19%)
Developer phone guide 965 25 (3%) 13 (2%) 3 (1%) 121 (13%) 2 (1%) n/a n/a
Events 367 148 (41%) 24 (7%) 13 (4%) 50 (14%) 99 (27%) n/a n/a
Firefox 169 16 (10%) 4 (3%) 10 (6%) 12 (8%) 0 (0%) n/a n/a
Game development 73 0 (0%) 4 (6%) 1 (2%) 8 (11%) 0 (0%) 4 (6%) n/a
Glossary 433 4 (1%) 16 (4%) 7 (2%) 49 (12%) 300 (70%) n/a n/a
Guide 31 0 (0%) 11 (36%) 2 (7%) 2 (7%) 13 (42%) n/a n/a
HTML documentation 211 0 (0%) 6 (3%) 20 (10%) 25 (12%) 12 (6%) 6 (3%) 33 (16%)
HTTP 227 0 (0%) 2 (1%) 45 (20%) 41 (19%) 66 (30%) 12 (6%) 10 (5%)
JavaScript 863 25 (3%) 0 (0%) 98 (12%) 103 (12%) 144 (17%) 0 (0%) 79 (10%)
Learning Area 268 1 (1%) 23 (9%) 7 (3%) 31 (12%) 37 (14%) n/a 17 (7%)
Getting started 9 0 (0%) 0 (0%) 0 (0%) 2 (23%) 0 (0%) n/a n/a
Localization 42 10 (24%) 0 (0%) 0 (0%) 1 (3%) 27 (65%) n/a 4 (10%)
MDN meta- 217 4 (2%) 5 (3%) 3 (2%) 8 (4%) 0 (0%) n/a 0 (0%)
Marketplace 10 0 (0%) 0 (0%) 0 (0%) 1 (10%) 0 (0%) n/a n/a
MathML 40 0 (0%) 3 (8%) 0 (0%) 0 (0%) 3 (8%) 0 (0%) 2 (5%)
MozQA 106 24 (23%) 6 (6%) 2 (2%) 5 (5%) 77 (73%) 0 (0%) 151 (143%)
NSPR 362 8 (3%) 1 (1%) 0 (0%) 0 (0%) 358 (99%) n/a n/a
NSS 317 164 (52%) 4 (2%) 17 (6%) 77 (25%) 269 (85%) n/a n/a
SVG 313 6 (2%) 161 (52%) 9 (3%) 71 (23%) 87 (28%) 24 (8%) 22 (8%)
SpiderMonkey 551 9 (2%) 18 (4%) 5 (1%) 207 (38%) 475 (87%) 56 (11%) n/a
Thunderbird 118 40 (34%) 5 (5%) 5 (5%) 17 (15%) 43 (37%) 30 (26%) n/a
WebAssembly 12 0 (0%) 0 (0%) 1 (9%) 2 (17%) 0 (0%) 0 (0%) 0 (0%)
XPCOM 1274 306 (25%) 163 (13%) 1 (1%) 74 (6%) 1085 (86%) 22 (2%) n/a
XPath 55 0 (0%) 0 (0%) 0 (0%) 1 (2%) 2 (4%) n/a n/a
XSLT 54 0 (0%) 5 (10%) 1 (2%) 1 (2%) 8 (15%) n/a n/a
XUL 1206 77 (7%) 43 (4%) 1 (1%) 50 (5%) 492 (41%) 7 (1%) n/a
Total 16486 1586 1190 685 1969 4956 767 590

Legend:

  • Red: More than 10% of pages in this area need help with this specific task (such as editorial reviews, etc., see at the top of the table).
  • Yellow: 5%-10% of pages in this area need help with this specific task.
  • Green: Only less than 5% of pages in this area need help with specific task.

Document Tags and Contributors

Contributors to this page: wbamberg, jswisher, h4nj4r, fscholz, Sheppy, teoli
Last updated by: wbamberg,