Alternatives

Products that do what Spyability – spy on webpage changes does

1BA
BlurPage – A browser extension to hide sensitive information on webpage▲17
2019 · blur.page
2PA
Promnesia – an attempt to fix broken web history▲234
2020 · beepb00p.xyz
3FT
Filter the web by Hacker News▲146
2016 · hackernewsfilter.com
4IS
Instant, Self-Destructing Websites▲242
2019 · sdnotes.com
5CA
Chime - A Notification Center for the Web▲161
2013 · chimeapp.com
6CH
Ciao – HTTP checks and tests monitoring▲77
2019 · brotandgames.com
7SF
Sieve - filter webpages and watch changes▲44
2013 · getsieve.com
8ST
Scanning the Web for Security.txt Files▲50
2021 · github.com
9AY
Are you trackable? An irrevocable persistent browser cookie▲35
2016 · ubercookie.robinlinus.com
10BA
Beacon – a new open-source privacy and security-focused browser▲47
2021 · impervious.com
11AN
A new way to diff websites▲46
2015 · diffd.com
12AC
A Chrome extension to block users on Hacker News▲37
2015 · github.com
13OS
Open-source Chrome extension for internet transparency and data privacy▲12
2019 · github.com
14TP
Tamper-proof web-apps using Data URLs▲5
2015 · geraintluff.bitbucket.org
15SA
Sqreen, a Web application protection platform▲15
2016 · sqreen.io
16DH
Detecting HTTPS Interception▲8
2017 · caddyserver.com
17ND
"Network diff” detects new scripts or data exfiltration on websites▲13
2019 · fluxguard.com
18RT
Real-time security risks detection for any website or server▲22
2020 · hostedscan.com
19TH
The Hitchhiker’s Guide to Online Anonymity (Updated to v0.7.2)▲10
2021 · anonymousplanet.github.io
20PO
PiratePx – Open Source Privacy focused analytics▲30
2020 · piratepx.com
21GA
GetBlocked – a local-only Chrome extension for blocking web trackers▲7
Jun 2026 · github.com
22SA
Schezzle, a flexible website monitoring tool▲5
2017 · schezzle.com
23AI
An internet filtering engine▲22
2015 · thewebminer.com
24AH
A Hacker News Reader in Vanilla JavaScript▲25
2017 · github.com

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