The Index · SEO
SEO
'SEO' — crawlability, on-page, schema, the things that move rankings. tashan measures 66 capabilities for this work. Ranked on upkeep, freshness and real adoption, every input public. How we measure ›
| # | Capability | tashan | Evidence | Health |
|---|---|---|---|---|
| 1 | 60 | 765/wk | active | |
| 2 | 56 | 100 ★ | active | |
| 3 | 69 | 1k ★ | active | |
| 4 | 65 | 1k ★ | active | |
| 5 | 65 | 558 ★ | active | |
| 6 | 47 | 73 ★ | active | |
| 7 | 41 | 61 ★ | active | |
| 8 | 78 | 12k ★ | active | |
| 9 | 61 | 484/wk | active | |
| 10 | 54 | 355/wk | active | |
| 11 | 46 | 87/wk | active | |
| 12 | 61 | 609/wk | active | |
| 13 | 59 | 504/wk | active | |
| 14 | 59 | 351/wk | active | |
| 15 | 57 | 407/wk | active | |
| 16 | 57 | 289/wk | active | |
| 17 | 56 | 338/wk | active | |
| 18 | 53 | 272/wk | active | |
| 19 | 53 | 271/wk | active | |
| 20 | 53 | 256/wk | active | |
| 21 | 50 | 277/wk | active | |
| 22 | 45 | 59/wk | active | |
| 23 | 44 | 140/wk | active | |
| 24 | 43 | 61/wk | active | |
| 25 | 42 | 38/wk | active | |
| 26 | 41 | 89/wk | active | |
| 27 | 40 | 46/wk | active | |
| 28 | 37 | 66/wk | active | |
| 29 | 35 | 62/wk | active | |
| 30 | 70 | 3k ★ | active | |
| 31 | 68 | 2k/wk | active | |
| 32 | 66 | 1k/wk | active | |
| 33 | 65 | 1k/wk | active | |
| 34 | 65 | 1k/wk | active | |
| 35 | 64 | 961/wk | active | |
| 36 | 60 | 84/wk | active | |
| 37 | 58 | 244/wk | active | |
| 38 | 57 | 335/wk | active | |
| 39 | 57 | 300/wk | active | |
| 40 | 57 | 290/wk | active | |
| 41 | 56 | 250/wk | active | |
| 42 | 56 | 211/wk | active | |
| 43 | 55 | 346/wk | active | |
| 44 | 55 | 290/wk | active | |
| 45 | 54 | 308/wk | active | |
| 46 | 53 | 136/wk | active | |
| 47 | 52 | 126/wk | active | |
| 48 | 51 | 150/wk | active | |
| 49 | 49 | 131/wk | active | |
| 50 | 49 | 63/wk | active | |
| 51 | 49 | 60/wk | active | |
| 52 | 48 | 48/wk | active | |
| 53 | 48 | 46/wk | active | |
| 54 | 44 | 79/wk | active | |
| 55 | 44 | 26/wk | active | |
| 56 | 44 | 19/wk | active | |
| 57 | 43 | 45/wk | active | |
| 58 | 41 | 38/wk | active | |
| 59 | 40 | 30/wk | active | |
| 60 | 40 | 27/wk | active | |
| 61 | 40 | 19/wk | active | |
| 62 | 37 | 92/wk | active | |
| 63 | 37 | 5/wk | active | |
| 64 | 35 | 7 ★ | active | |
| 65 | 68 | 211/wk | active | |
| 66 | 35 | 48/wk | active |
Who does this work
O*NET records this as a core process step for 1 occupations, including Web Administrators.
Recorded there as: "Analyze website or related online data to track trends or usage" / "Update website content". We publish it under the name practitioners use.
Recently changed in SEO
63 changes recorded here in the last 45 days, newest and most serious first.
- 2026-08-10 WordPress — mcp-wordpress now reaches cloud, credentials
- 2026-08-10 Suganthan Gsc — suganthan-gsc-mcp now reaches cloud
- 2026-08-10 Xiaoflow — xiaoflow-mcp-server now reaches credentials, network
- 2026-08-10 Site Doctor — site-doctor now reaches browser, network
Other work
Occupational data from the O*NET 30.3 Database by the U.S. Department of Labor, Employment and Training Administration, used under CC BY 4.0. tashan consolidated its process steps into the terms practitioners use; O*NET does not endorse this site.
63 changes across SEO in the last 45 days. A new advisory, an install script appearing, a maintainer leaving. All listed free above. Pro keeps the series behind each row, so a number today comes with a direction.
- The whole series behind any row, back to the first day we measured it
- The replacement, named — not just the news that something died
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