https://duolingodata.com
(old //ardslot.com/duolingodata.html)

News:

[2023-Oct]:
- New paths:
  ...LOTS of new paths with
     two chests in unit 1...
- Separated table for OLD paths

[2023-Sep]:
- REMOVED: links to "duome.eu". Reasons:
  1) Duome is located in Russia
  2) At least one main mod is Pro-Putin
  3) Main admin allows that.
- REMOVED: Sentences tab. Reason:
  Was a random number, based in
  the old tree format of courses.
- New paths:
  ...LOTS of new paths with
     two chests in unit 1...
  XH from EN 10 (Gray/BETA) (Xhosa!)
  FR from EN 254
  IT from EN 79
  CA from ES 42
  EN from ES 172 (B2)
  EN from ES 197 (B2)
  EN from ZH 108 (B1)
  EN from DE 89 (A2)
  EN from IT 89 (B1)  
  EN from IT 74 (B1)
  EN from JA 110 (B1)
  EN from RU 111 (B1)
  EN from CZ 55 (A2)
  EN from KO 77 (B1)
  EN from RO 49 (A2)
  EN from UK 55 (A2)
- Corrected: JA from EN 125
  has 5079 lessons (not 5075)
- Updated: ES from EN 230 & 264

[2023-Aug]:
- New paths:
    ...lots of new paths with
       TWO chests in unit 1.
       Beta courses?...
  ES from EN 264
  EN from ZH 139 (B1)
  EN from FR 87 (A2)
  EN from TR 49
  EN from PL 69
  EN from TE 14 (English from Telugu)
  EN from UK 68
  IT from EN 58
  TR from EN 44
  YI from EN 62
  DE from ES 65
  EN from RU 141
  EN from JA 140
  EN from HI 54
- In gray (not available anymore):
  DA from EN 45
  RU from EN 51
  VI from EN 54
  EN from FR 44
  EN from JA 109
  EN from CS 49
- Again available:
  IT from EN 66
  IT from EN 57
- Words tab = wordsLearned
- "OpenInNewTab=OFF"
- "Redirect to duolingodata.com"
Thanks, Dorian Lemarchand!

[2023-Jul]:
- New paths:
  HI from EN 20
  TR from EN 44
  YI from EN 62
  HI from EN 20
  EN from VI 81
  EN from CZ 68
  EN from UK 60
- "wordsLearned"
- In gray (not available anymore):
  DE from EN 114
  ES from EN 212
  ES from EN 207
  FR from EN 204
  FR from EN 202
  FR from EN 199
  FR from EN 197
  HU from EN 51
  HV from EN 21
  IT from EN 51
  IT from EN 57
  IT from EN 66
  JA from EN 90
  KO from EN 51
  NB from EN 111
  SV from EN 43
  EN from ES 224
  EN from ES 208
  EN from ES 207
  EO from ES 31
  EN from PT 207
  EN from PT 189
  IT from DE 19
  EN from JA 114
  EN from RU 130
  EN from NL 47
  FR from NL 52
  EN from KO 60
  EN from PL 49
- REMOVED:
  EN from ES 215 (Android & IOS)
  (now it's 225 with Section 9)
- HTML Grey #888888 to #bbbbbb
- Updating JSON files
  ...now with words

[2023-Jun]:
- New paths:
  HU from EN 71
  IT from EN 66
  IT from EN 72
  EN from ES 215 (Android & IOS)
  EN from PT 214 (Android & IOS)
  EN from PL 58
- "wordsLearned"

[2023-May]:
- New path:
  EN from JA 109
- Again available:
  ES from EN 230
  ES from EN 212
  FR from EN 204 (Schools)
  EN from ES 224
  EN from ES 207
- Testing, updating course data...
  (JSON, images, duome's entries)

[2023-April]:
- New paths:
  ES from EN 230
  KO from EN 72
  EN from ES 225
  EN from ES 224
  EN from ES 208
  EN from PT 224
  EN from FR 64
  FR from NL 69
- KO from ZH 96 now WITH Guidebook
  EN from HI 46 now WITH Guidebook
- Again available:
  EN from VI 86
  FR from EN 209
- In gray (not available anymore):
  ES from EN 230
  ES from EN 216
  ES from EN 212
  ES from EN 211
  FR from EN 204
  EN from ES 224
  EN from ES 214
  EN from ES 207
  EN from ES 202
  EN from ES 189
  EN from PT 214
  EN from PT 202
  EN from DE 52
  EN from BN 13
- Corrected: EN from KO 60 units
  has 70 stories, not 130.
- Testing, updating course data...
  (JSON, images, duome's entries)
  
[2023-March]:
- New paths:
  FR from EN 219
  FR from EN 204
  FR from EN 202
  RU from EN 61
  SV from EN 55
  EO from EN 31
  ES from EN 212
  ES from EN 216
  EN from ES 207
  EN from PT 207
- Corrected: EN from FR 44 units
  does NOT have guidebook.
- Corrected: ES from PT 53 units
  has 451 levels, not 355
- Corrected: JA from ZH 76 units
  has 33 stories, not 0!.
- Corrected: EN from DE 69 units
  has 100 stories, not 99
  and 2393 lessons, not 1843
- Corrected: DE from PT 63 units
  has 482 levels, not 347
  and 2128 lessons, not 1846
- Corrected: DE from NL 67 units
  has 99 stories, not 97
  and 580 levels, not 540
  and 2230 lessons, not 2224
- Corrected: PT from EN 75 units
  has 100 stories, not 98.
- Corrected: EN from VI 86 units
  has 124 stories, not 126.
  (and it's up to CEFR A1)
- Corrected: DE from FR 46 units
  has 650 levels, not 655.
- Corrected: EN from HI 46 units
  has 70 stories, not 69
  and now WITHOUT Guidebook (!)
- Corrected: EO from ES 31 units
  has 261 levels, not 263,
  and 1385 lessons, not 1387
- Some paths in GRAY (at bottom)
  (Not available anymore)
- Testing, updating course data...
  (JSON, images, duome's entries)

[2023-February]:
- New paths:
  HV from EN 21 units (OLD)
  HW from EN 33 units 
  KL from EN 40 units (OLD)
  JA from EN 125 units
  SW from EN 42 units (OLD)
  EN from ES 189 units (OLD)
  EN from PT 189 units (OLD)
  EN from DE 52 units (OLD)
  EN from BN 19 units
- Corrected: DE from RU
  has 123 histories (not 133)
- Corrected: DE from EN 114 units
  has 158 stories, not 187.
- Corrected: EN from ZH 122 units
  has 166 stories, not 165.
- Corrected: DE from EN 131 units
  has 4542 lessons, not 4411.
- Corrected: ES from EN 211 units
  has 287 stories (not 286)
- Corrected: FR from EN 209 units
  has 288 stories (not 286)
- Corrected: EN from TL 30 units
  has 1262 lessons (not 1264)
- Corrected: FR from EN 199 units
  has 6802 lessons (not 6852)
- Added the CEFR level
  (under construction!)
- ES from ZH 48 <> 26 swap
- Added link for EN from RU 109 units
- Added link for ZU from EN 42 units
- Some images converted to webp
- Added "Levels" tab, which links
  to duome's notes
- Corrected some links:
  DE from EN 131 course image
  NB from EN 111 7z file
  IT from FR 65 7z file
  DE from HU 44 7z file
  EN from HU 49 7z file
  ZH from VI 39 7z file
- Languages sorted a-z...
- Minor technical changes like
 "border-spacing: 6px" (html)
- HE, HT and YI from EN
  now with Guidebook!
- Testing, updating...

[2023-January]:
- New path: EN from KO 88 units
  with 70 stories and Guidebook!
- New path: EN from VI 86 units
  with 126 stories
- Corrected: PT from EN, FR from RU
  Unofficial stories links
- Corrected: CS from EN 54 units
 has 0 stories and not 54.
- Added LINK to Unofficial Stories
  in "X = Stories" tab (red=NO Guidebook)
- Green = Schools course
- Swapped DA from EN 45 <> 40 units
- Swapped DE from EN 114 <> 131 units
- Swapped VI from EN 54 <> 49 units

[2022-12-31]:
- Corrected: EN from ES 202 units
  has 288 stories (not 289)
- Corrected: EN from PT 202 units
  has 288 stories (not 289)

[2022-12-18]:
- EN from PT 214 units, in gray

[2022-12-17]:
- EN from ES 214 units, in gray

[2022-12-16]:
- Changed ES from EN:
  220 units seems more common
  207 units in gray

[2022-12-15]:
- VI from EN 49 units, in gray

[2022-12-13]:
- RU from ES now has Guidebook
- EN from TR 42 units, in gray
- EN from RU 109 units, in gray

[2022-12-09]:
- Added DE from EN 131 units
- Added ES from EN 220 units
- Added FR from EN 209 units

[2022-12-03]:
- Removed FR from EN 174 units
  (6499L/147X)
forum.duome.eu/viewtopic.php?t=8916
ardslot.com/fr-from-en-174-path.png
ardslot.com/fr-from-en-174-path.json.7z

[2022-12-01]:
- Added "Stories" tab (labeled "X")
  ...they're included in lessons:
   1 story = 1 lesson

'Learning' links to Course structure
'from' links to Duome's stadistics
 U = Units (links to path image)
 L = Lessons (links to Duome's tips)
 S = Sentences (links to 7zipped JSON)
 X = Stories (red=NO Guidebook)
 W = Words (links to Duome's vocabulary)

[2022-11-30]:
- Restored FR from EN 197 units
  (...and 174 units in gray)

[2022-11-29]:
- Added new path: FR from EN 174 units
  (...so one more gray path)

[2022-11-22]:
- Added "Sentences" tab
    (link to JSON file)
- Added "Words" tab
    (link to Duome-vocabulary)

[2022-November]:
- Updated some paths,
  like JA from EN...

[2022-10-25]:
- The "Json" files are 7zip compressed

[2022-10-24]:
- Added "JSON" column (...being made)
- Merged "old-and-beta paths" to
  main table   (in grey color)

[2022-10-23]:
- Latest Duolingo update has removed "words"
section, since it was very useless due to its
inaccuracy and controversy. So column removed!

[2022-10-02]:
 - Replaced path: Czech from English:
    from 54 units / 2310 lessons
      to 57 units / 2362 lessons
 - Added "Old paths" link
 - WORDS number disappears in last update!

[2022-09-12]:
 - Added "border-spacing: 5px" (html)

[2022-09-10]
 - NEW SITE with data for PATH courses:
      https://ardslot.com/duolingodata.html

 By Mat!/Ozone.