
Logseq
Obsidian
Zim Wiki
Nuclino
Trilium Notes
TiddlyWiki
Roam Research
Personal knowledge management and sharing on VSCode & GitHub

Mock API Generator
Sheety
ConsumerCloudServices Consumer Address Finder
USZipLookup
Simple API Generator
PublicAPIs
Sheetsu
Access to worldwide postal code data

Which is more popular?
Based on our record, Foam seems to be a lot more popular than PostalCodes.app. While we know about 49 links to Foam, we've tracked only 1 mention of PostalCodes.app.
Website, pricing, platforms and company facts side by side.
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| Website | foambubble.github.io | postalcodes.app |
| Pricing | ||
| Company | Startup from the United States | — |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
No features have been listed yet.
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
These panels DESTROYED my STUDIO....REVERB? - ArrowZoom Foam Review
More videos
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Foam and PostalCodes.app. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Choose a local Markdown tool like Obsidian, Logseq, Foam, or Tolaria to store all your knowledge as plain .md files you own and control. - Source: dev.to / 6 months ago
I've been using foam instead of obsidian for my personal knowledge base. It works rather well. And it's completely free and ultimately just markdown. While I might wish it was djot, I don't wish hard enough to make that so myself... - Source: Hacker News / about 2 years ago
I gave up on Obsidian and just use Foam (https://foambubble.github.io/foam/) and/or vimwiki. I just can’t get into overwrought, arbitrarily designed organization schemes or proprietary apps (Foam-managed content is just plain Markdown,... - Source: Hacker News / over 2 years ago
Hey r/API, I made PostalCodes.app, which is an API to access worldwide postal code and zip code range data, I tried to make it simple, and also made simple documentation, would like to hear your thoughts. Source: over 5 years ago
When comparing Foam and PostalCodes.app, you can also consider the following products.

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A second brain, for you, forever. Obsidian is a powerful knowledge base that works on top of a local folder of plain text Markdown files.
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Turn any Google sheet into an API instantly, for free. Power websites, apps, or whatever you like, all from a spreadsheet. Changes to your spreadsheet update your API in realtime. Neat
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Zim is a graphical text editor used to maintain a collection of wiki pages. Each page can contain links to other pages, simple formatting and images.
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Fast, accurate UK postcode lookup API — simple, reliable, affordable, with extra property details built in
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