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.

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Section Pages No tags Needs* tags Editorial reviews Technical reviews Outdated pages Dev-doc-needed bugs Documentation requests
API: CSSOM 119 n/a 57 (48%) 2 (2%) 16 (14%) 32 (27%) 6 (6%) 5 (5%)
API: Canvas 127 n/a 0 (0%) 0 (0%) 2 (2%) 67 (53%) 2 (2%) 0 (0%)
API: DOM 657 n/a 129 (20%) 8 (2%) 101 (16%) 186 (29%) 221 (34%) 47 (8%)
API: Device API 97 n/a 36 (38%) 2 (3%) 5 (6%) 8 (9%) 64 (66%) 2 (3%)
API: File API 34 n/a 3 (9%) 1 (3%) 3 (9%) 12 (36%) n/a 2 (6%)
API: Firefox OS APIs 65 n/a 5 (8%) 1 (2%) 1 (2%) 28 (44%) n/a n/a
API: HTML API 374 n/a 158 (43%) 5 (2%) 54 (15%) 164 (44%) 71 (19%) 8 (3%)
API: IndexedDB 104 n/a 2 (2%) 2 (2%) 6 (6%) 4 (4%) 3 (3%) 17 (17%)
API: SVG API 142 n/a 136 (96%) 2 (2%) 8 (6%) 4 (3%) n/a 4 (3%)
API: ServiceWorkers 116 n/a 7 (7%) 0 (0%) 5 (5%) 4 (4%) 1 (1%) n/a
API: Web Animations 39 n/a 0 (0%) 1 (3%) 0 (0%) 2 (6%) 11 (29%) 0 (0%)
API: WebAudio 208 n/a 5 (3%) 2 (1%) 67 (33%) 16 (8%) 4 (2%) 6 (3%)
API: WebCrypto 20 n/a 0 (0%) 0 (0%) 1 (5%) 11 (56%) n/a n/a
API: WebGL 273 n/a 0 (0%) 0 (0%) 0 (0%) 3 (2%) 0 (0%) n/a
API: WebRTC 200 n/a 10 (5%) 9 (5%) 29 (15%) 24 (12%) 20 (10%) 36 (18%)
API: WebSpeech 88 n/a 0 (0%) 0 (0%) 0 (0%) 0 (0%) n/a n/a
API: WebVR 77 n/a 0 (0%) 0 (0%) 1 (2%) 0 (0%) n/a n/a
API: WebWorkers 38 n/a 1 (3%) 1 (3%) 4 (11%) 2 (6%) 4 (11%) 5 (14%)
IntersectionObserver 30 n/a 4 (14%) 0 (0%) 3 (10%) 0 (0%) n/a n/a
Accessibility 244 0 (0%) 37 (16%) 0 (0%) 11 (5%) 210 (87%) 11 (5%) 3 (2%)
Addons 876 175 (20%) 15 (2%) 6 (1%) 42 (5%) 74 (9%) 54 (7%) 30 (4%)
Apps 106 2 (2%) 8 (8%) 1 (1%) 12 (12%) 77 (73%) 23 (22%) 2 (2%)
Archive 1036 376 (37%) 26 (3%) 0 (0%) 35 (4%) 579 (56%) n/a n/a
CSS 790 0 (0%) 278 (36%) 21 (3%) 65 (9%) 15 (2%) 100 (13%) 42 (6%)
DevTools 183 117 (64%) 1 (1%) 5 (3%) 5 (3%) 73 (40%) 74 (41%) 21 (12%)
Events 360 177 (50%) 23 (7%) 1 (1%) 41 (12%) 178 (50%) n/a n/a
Firefox 157 22 (15%) 4 (3%) 2 (2%) 10 (7%) 79 (51%) n/a n/a
Game development 73 1 (2%) 3 (5%) 1 (2%) 4 (6%) 44 (61%) 1 (2%) n/a
Glossary 409 2 (1%) 14 (4%) 8 (2%) 39 (10%) 254 (63%) n/a n/a
Guide 91 4 (5%) 39 (43%) 5 (6%) 5 (6%) 41 (46%) n/a n/a
HTML documentation 204 0 (0%) 16 (8%) 9 (5%) 21 (11%) 2 (1%) 6 (3%) 38 (19%)
HTTP 191 1 (1%) 0 (0%) 2 (2%) 1 (1%) 0 (0%) 12 (7%) 3 (2%)
JavaScript 871 0 (0%) 0 (0%) 8 (1%) 11 (2%) 40 (5%) 3 (1%) 51 (6%)
Learning Area 243 3 (2%) 22 (10%) 19 (8%) 13 (6%) 51 (21%) n/a 11 (5%)
Getting started 9 0 (0%) 0 (0%) 0 (0%) 0 (0%) 0 (0%) n/a n/a
Localization 29 6 (21%) 0 (0%) 0 (0%) 0 (0%) 23 (80%) n/a 1 (4%)
MDN meta- 181 9 (5%) 3 (2%) 8 (5%) 9 (5%) 87 (49%) n/a 0 (0%)
Marketplace 10 0 (0%) 0 (0%) 0 (0%) 1 (10%) 9 (90%) n/a 1 (10%)
MathML 40 0 (0%) 3 (8%) 0 (0%) 0 (0%) 31 (78%) 0 (0%) 2 (5%)
MozQA 107 27 (26%) 4 (4%) 0 (0%) 3 (3%) 76 (72%) 0 (0%) 88 (83%)
NSPR 362 8 (3%) 1 (1%) 0 (0%) 0 (0%) 360 (100%) n/a n/a
NSS 301 148 (50%) 4 (2%) 15 (5%) 61 (21%) 243 (81%) n/a n/a
SVG 305 1 (1%) 233 (77%) 1 (1%) 28 (10%) 165 (55%) 23 (8%) 19 (7%)
SpiderMonkey 547 7 (2%) 16 (3%) 0 (0%) 205 (38%) 512 (94%) 53 (10%) n/a
Thunderbird 72 30 (42%) 2 (3%) 1 (2%) 0 (0%) 64 (89%) 30 (42%) n/a
XPCOM 1271 307 (25%) 165 (13%) 1 (1%) 76 (6%) 1237 (98%) 22 (2%) n/a
XPath 55 1 (2%) 0 (0%) 0 (0%) 0 (0%) 51 (93%) n/a n/a
XSLT 50 4 (8%) 0 (0%) 0 (0%) 1 (2%) 44 (88%) n/a n/a
XUL 1196 67 (6%) 44 (4%) 0 (0%) 48 (5%) 1179 (99%) 5 (1%) n/a
Total 13177 1495 1514 150 1053 6365 824 444

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: jswisher, h4nj4r, fscholz, Sheppy, teoli
 Last updated by: jswisher,