BYDIFF / Features
Features

BYDIFF features — from page discovery to visual archive

Below are the main capabilities present in the current Scanner Agent 1.0.01 branch. This is a more complete reference than a short Chrome Web Store listing.

01

Discovery pages

Home page, Sitemap, robots.txt, English URL English pages English.

02

StatusEnglish URL

First discovered, English URL. English HTTP 404/410.

03

SEO English

Title, Description, H1–H6, Canonical, Robots, Schema English pagesEnglish.

04

Content English

English pagesEnglish.

05

Code & technology

Changes HTML/English, CSS/JS English.

06

robots.txt and Sitemap

BYDIFF English changes English.

07

HTTP English

HTTP-English, 404/410, 5xx, English URL.

08

Diff «Before / After»

English URL. Changes English «Visual», «Content» English «Metadata».

09

Visual comparison

SectionEnglish: 1440×900, 768×1024 English 390×844.

10

English

English HTML+CSS-English HTML/CSS-English SHA-256; JavaScript English.

11

Version history

History English.

12

English Pro

English Pro English ★, English.

13

Exclusions

CSS selectorEnglish URL-English pagesEnglish.

14

English

CounterEnglish, typesEnglish, UUID, nonce English changes.

15

Automatic scanning

English, every 3 days English once a week; English Chrome English.

16

Background scan mode

English PRO-English Trial English.

17

English

Gentle, Balanced English Fast. English pagesEnglish 429/503 English.

18

Checkpoint English

English Pro-English 1000 URL English.

19

Notifications Chrome

Changes, English, HTTP 5xx, English no changes English.

20

English

HTML/CSS-English BYDIFF; English.

21

Maintenance

English.

22

Scanner diagnostics

English, processed, English, found, English/English URL, retry, 429/503, stall, English URL English checkpoint.

23

Demo site and tutorial

English sait.ru English 35 steps English.

24

Trial → PRO

English PRO English 7 days. English PRO activation is handled manually via email or Telegram.

25

English

English pagesEnglish BYDIFF, English.

◎

What this means in practice

For managers

An objective change record instead of manually checking dozens of pages or relying on vague reports.

For SEO and marketing

History of Title, Description, headings, content, links, Schema and structure after optimization.

For developers

Track HTTP problems, missing URLs and unexpected changes after a release.

For market research

Repeat snapshots of public competitor pages reveal new and changed elements without guessing why they changed.

Install for Chrome ↗How to use it