Alternatives

Products that do what You found our 404 board Leave a message does

1OS
Our Startup's 404 Page Currently Most Popular On Site (web only)▲51
We built this as a bit of fun but it's been getting some great responses on Twitter
2012 · workfu.com
2OF
Our Fun lil' 404 page▲8
2019 · gitkraken.com
3FB
Find Broken Links and Email Yourself a 404 Not Found Report▲9
2016 · blog.algorithmia.com
4LF
Lost & found tags▲39
2013 · loseproof.com
5WM
We made a spam-free lyric search engine▲291
2011 · songrabbit.com
6M4
My 404 page is a text adventure▲6
2022 · csokavar.hu
7
Notfound▲95
Use your 404 page to help find missing children
2014
8
404gotten▲61
Use a 404 not found page to help a child find a sponsor.
2014
9UC
URL Canary – Get an alert when someone finds your secrets▲273
2018 · urlcanary.com
10
Glimpse▲125
Disappearing Chat. Make Fun, Not History.
2014
11
The Wayback Machine 404 Fixer▲91
Auto-magically hunt down cached web pages if you get 404s
2017
12
404er▲141
Make a stunning 404 page
2024
13
Board▲74
Inspiration is your secret sauce, keep it private.
2013
14
Mermur▲116
Anonymous text messages. No replies.
2014
15
404 Tombstone▲65
A “ProductHunt” but for failed startups.
2025
16
Leak▲151
Just say it. Send an anonymous email.
2014
17
Offgarden▲57
Anonymous message board for co-workers
2014
18
Who Deleted Me▲104
See who unfriends you on Facebook
2015
19
TenTwenty▲87
Your local, anonymous message board
2014
20
Cyber Dust▲80
Disappearing Chat Messenger - text & pics
2014
21
Intelligent 404▲81
Stop losing customers to broken links with AI powered 404s
2018
22SI
Share It, Anonymously with Self Destruct Messages▲52
2021 · pastenow.me
23EF
escape from meetings, etc with a prearranged phone call: GetOutCall.com▲83
2012 · getoutcall.com
24TR
The remaining unregistered one-word .com domains▲37
2015 · randomdotcom.com

Ranked by how close each launch is in meaning, then by votes. Refine with a description →