Reviews as open data.
Read and write them in the app you already use, or build them into yours.
Apps
Mangrove is the open dataset of reviews that these apps read and write, so a review written in one appears in all of them. The most active apps come first.
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MapComplete
Review places on themed OpenStreetMap maps, such as cafes or shops, and add their details to the map.
2907 recent reviews
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Mangrove reference app
Review places, websites, books, products and companies, and comment on reviews, with every feature of the standard.
1345 recent reviews
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Openreviews.cz
Browse and write the reviews of places in the Czech Republic, in Czech.
78 recent reviews
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Mangrove Reviews Browser Extension
Review the website, place, book or product in the current tab from a popup.
76 recent reviews
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CultureTogether
Find cultural venues in Germany by their accessibility, and review them.
3 recent reviews
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Urban Green Place
Find parks near you or in Australian cities and suburbs, and review them.
1 recent review
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CoMaps
Read the reviews of a place in an offline navigation app for Android.
Shows reviews
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MangroveViewer
See every place review on one map.
Shows reviews
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Open Camping Map
Read campsite reviews beside the facilities and access rules of campsites worldwide.
Shows reviews
Regional tourist boards with Mangrove reviews: Haslital Tourismus, Heidiland Tourism, House of Winterthur, Ostschweiz Tourismus, Thurgau Tourismus, Toggenburg Tourismus.
For developers
Integrate reviews at the level that fits your product. Every path reads and writes the same open dataset.
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Widget
Embed reviews of any subject in a web page with three lines of HTML.
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Libraries
Read, sign and submit reviews from JavaScript, or validate them in Rust.
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REST API
Read and write reviews over HTTP from any language.
Join the association: members steer the standard and the dataset.
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