By Category- volunteer.onl

Ancestry.com runs a project to allow volunteers to transcribe genealogy data into a format that can use used to search and index information about people's families.

It appears that the data is under the Creative Commons Attribution-Only license, but in order to interact with the data, volunteers must run proprietary software.

Website: blogs.ancestry.com/worldarchivesproject

Audiopedia

Categories: Audio, Women,

Audiopedia is a resource containing answers to many questions for illiterate women around the world in audio/spoken form.

Website: audiopedia.org

Be My Eyes

Categories: Literature, Proofreading,

Be My Eyes connects visually impaired individuals with volunteers through their app. Volunteers help by solving a variety of visual tasks, including identifying objects, reading,and more.

Website: www.bemyeyes.com

Bookshare

Categories: Literature, Proofreading,

Bookshare helps make reading more accessible for those with reading disabilities. It does this through making specialized versions of the book material, or making them available as audiobooks for those who need it. You can volunteer as a person to scan books, to proofread them, or by helping organize others into getting involved.

Website: bookshare.org

CEDR Digital Corps

Categories: Disaster,

CEDR Digital Corps is a group of volunteers who help during disasters by using technology and social media to collect and share important information. This helps first responders and people in affected areas stay safe and get the help they need.

Website: cedrdigitalcorps.org

Cherie Blair Foundation For Women

Categories: Entrepreneurship, Mentoring, Women,

The Cherie Blair Foundation for Women matches enterpreneurs from low and middle income countries with mentors (both women and men) from all over the world. They work together for a period of a year on the mentee's business and personal goals, which in turn helps not only the mentee, but their family and community as well.

Website: cherieblairfoundation.org

Distributed Proofreaders

Categories: Literature, Proofreading,

Distributed Proofreaders works to make books available on Project Gutenberg, the largest collection of Public Domain works on the Internet. Volunteers proofread already scanned and OCRed texts for errors together until a book is ready tobe placed in the collection.

Website: pgdp.net

ENGin

Categories: Language, Teaching,

ENGin helps young Ukranians learn/improve their spoken English and other intercultural skills by pairing Ukranians with volunteers from around the world.

Website: www.enginprogram.org

Freesound

Categories: Audio,

Freesound is a collection of freely licensed sound effects that you can use in your work. This collection includes nature sounds, everyday sound, cartoony sounds, and everything in between. You can record and submit your own audio clips for inclusion in this database for people to use in their audio or video projects.

Website: freesound.org

Grow Movement

Categories: Entrepreneurship,

Volunteers from around the world consult with African entrepreneurs, helping them develop business skills and improve their businesses, making them more efficient and profitable, which in turn creates more opportunities in their communities.

Website: growmovement.org

Humanitarian Data Exchange

Categories: Disaster,

Humanitarian Data Exchange (HDX) is a platform for extracting critical data from documents, many of which are in PDF form. Volunteers go through this data, marking it with online tools that make it easier for organizations and individuals to work with this data and collaborate.

HDX's back end software is Free/Open Source and the data it works with is under a variety of licenses, explained at https://data.humdata.org/about/license.

Website: data.humdata.org

Humanitarian OpenStreetMap Team

Categories: Disaster, Mapping, Openstreetmap,

Humanitarian OpenStreetMap Team (HOT) assists in the mapping of disasters worldwide. It does this through coordinated on-the-ground efforts as well as the collective mapping from individuals located anywhere in the world using OpenStreetMap as a base layer, but using HOT-specific tools.

Website: www.hotosm.org

JewishGen

Categories: History,

The JewishGen database, from the Museum of Jewish Heritage, is a searchable database of Jewish genealogical records. You can collect records and submit them to the database, increasing knowledge about Jewish families around the world.

Website: www.jewishgen.org

Learning Ally

Categories: Literature, Proofreading, Reading,

Learning Ally helps students with reading disabilities in a number of ways, including emotional and educational support. Volunteer opportunities exist for a number of rolls, including narration and proofreader.

Website: learningally.org

LibriVox

Categories: Audio, Literature, Narration, Proofreading,

VibriVox helps make written public domain material more accessible by turning books into narrated audiobooks made by the general public. You can help either by narrating or prooflistening (ie editing) the audiobooks!

Website: librivox.org

MapRoulette

Categories: Mapping, Openstreetmap,

MapRoulette is a game where you can fix OpenSteetMap one small problem at a time. With these bite-sized edits, your small efforts can make big changes!

Website: maproulette.org

MapSwipe

Categories: Disaster, Mapping, Openstreetmap,

MapSwipe is a mobile app that empowers volunteers to identfiy and map potential disaster areas before a disaster happens by contributing information on vulnerable locations around the world. Just download the mobile app and start mapping the most vulnerable places, or volunteer to do outreach or help in other ways!

The license for the application is the Apache 2.0 license and as the map data is part of OpenStreetMap, is under the ODbL.

Website: mapswipe.org

Missing Maps

Categories: Disaster, Mapping, Openstreetmap,

Missing Maps identifies places in OpenStreetMap that have not been mapped well and organizes coordinated mapping efforts to get them mapped more completely by coordinating with the Humanitarian OpenStreetMap Team.

Website: www.missingmaps.org

Mozilla

Categories: Translation,

Do you use the popular Mozilla Firefox browser, or one of the other Mozilla programs? You can contribute to the Mozilla in a variety of ways, from contributing directly to the source code, translatingprogram elements, documentation or generally helping with their online knowledge base!

Website: mozilla.org

Mozilla Location Service

Categories: Mapping,

The Mozilla Location service operates an as an alternative to proprietary location services from companies like Google and Apple, allowing an application to know your phyical location, which is useful for everything from directions to driving applications.

Contributing is as easy as running one of the client applications on your phone or laptop and moving around.

Website: location.services.mozilla.com

NASA's Citizen Science

Categories: Science,

NASA's Citizen Science portal connects science-minded citizens with NASA supported projects around the world where they can contribute and collaborate in helping learn more about the universe, understand climate change, monitor asteroids and exoplanets, and more.

Website: science.nasa.gov/citizenscience

NLW Crowd - Welsh Heritage Crowdsourcing Projects

Categories: History, Mapping, Photos, Transcription,

The NLW Crowd - Welsh Heritage Crowdsourcing Projects from the National Library of Wales is a platform allowing citizens to help capture and preserve Welsh culture in a variety of ways, including tagging photos, transcription or identifying locations in historical maps.

Website: torf.llyfrgell.cymru/s/llgc/page/Home

NYPL Map Warper

Categories: History, Mapping,

The New York Public License Map Warper tool allows volunteers to digitially re-align (ie "rectify") maps from the past onto today's more precise maps, giving visitors and historians a better idea of the geography of New York City.

Website: maps.nypl.org/warper

National Archives Citizen Archivist

Categories: History, Photo, Transcription,

The Citizen Archivist program from the National Archives gives everyday citizens the opportunity to contribute to the collective knowledge of the United States through photo tagging and transcription projects.

Website: www.archives.gov/citizen-archivist/volunteers

Nepris

Categories: Teaching, Video,

Nepris is a classroom learning tool that connects educators with experts in a field. These experts schedule a session with an educator to talk about their passion and subject matter to the classroom. Educators may also browse videos of precious sessions. Volunteer experts can sign up to present their material.

Website: nepris.com

OpenClipArt

Categories: Art,

OpenClipArt is a collection of vector graphics that you can use without restriction in your projects with absolutely no restrictions. You can download and use any of the clip art, or contribute your own works to the project!

Website: openclipart.org

OpenGameArt

Categories: Art,

OpenGameArt is a collection of artwork designed for and usable in a video game. This includes sprites, backgrounds, 3d art, and sound effects. You can use any of the art in OpenGameArt in your own project, or submit your artwork to the project and help promote more freely licensed video games.

Website: opengameart.org

OpenStreetMap

Categories: Mapping, Openstreetmap,

OpenStreetMap is a free map that anyone can contribute to. There are many ways to contribute to the project, including editing the map through the online editor, collecting information using local knowledge, tracing imagery and more. Many geographical projects use OpenStreetMap as their foundation.

Website: openstreetmap.org

Paper Airplanes

Categories: Language, Teaching,

Paper Airplanes volunteers provide English language lessons and speaking practice to students from conflict-affected countries, such as Syria and Ukraine. There are also opportunities to mentor new coders studying in the Women in Tech program. For the English program, the commitment is 2+ hours per week for an 18-week semester, using the curriculum provided.

Website: www.paper-airplanes.org

Respond Crisis Translation

Categories: Disaster, Translation,

Respond Crisis Translation helps human rights organizations, NGOs, non-profits, and migrants by translating documents of all kinds. You can join their team of skilled translators from around the world.

Website: respondcrisistranslation.org

SCORE

Categories: Entrepreneurship,

SCORE offers free business education to small businesses around the United States. To do this, they rely on volunteer mentors, subject matter experts, presenters and local chapter support.

Website: score.org

Smithsonian Archives of American Gardens

Categories: History, Mapping, Photo,

The Smithsonian Archives of American Gardens is an archive of thousands of gardens around the world. Among their collection are images of gardens that are not identified. If you can identify the location of the gardens, the Smithonian will use this knowledge to improve it's collections.

Website: collections.si.edu/search/gallery.htm?og=archives-of-american-gardens&p=mystery-gardens-2

Smithsonian Digital Volunteer Program

Categories: History, Transcription,

The Smithsonian Archive is one of the lagest archive of historical documents in the world. You can help make the archives more accessible by transcribing the various historical documents, allowing people to read and search them more easily.

Website: transcription.si.edu

StreetComplete

Categories: Mapping, Openstreetmap,

StreetComplete helps you find incomplete or incorrect data around you and fix it in OpenStreetMap with your mobile phone.

Website: wiki.openstreetmap.org/wiki/StreetComplete

The Distributed Game

Categories: History, Mapping, Wikimedia,

Wikidata provides structured data to the Wikipedia project on nearly every topic. The Distributed Game looks for inconsistencies in the data and provides a fun way to help correct information in Wikidata, which feeds into both it and Wikipedia.

Website: wikidata-game.toolforge.org/distributed

The National Map Corps

Categories: Mapping,

The National Map Corps (TNS Corps) asks volunteers to collect or correct information on structures (buildings, bridges, etc.) in TheNational Map database.

Website: www.usgs.gov/core-science-systems/ngp/tnm-corps

The Red Cross

Categories: Disaster,

The Red Cross has many opportunities for volunteers, including ones you can do online.

Website: redcross.org

The Resolution Project

Categories: Entrepreneurship,

The Resolution Project works with business Mentors and Guides to help mentor Fellows to launch ventures that help support themselves and their communities.

Website: resolutionproject.org

Thingverse

Categories: Art, Design,

Thingiverse is a website for downloading, making and sharing designs which can be printed using a 3D printer.On Thingiverse, you can find the design that fits your needs or upload a design that may help someone else!

Website: www.thingiverse.com

Translators Without Borders

Categories: Disaster, Translation,

Translators Without Borders helps provide translations of documents, especially in the area of vulnerable populations and disaster response. You can sign up to be a translator and help people by ensuring critical information gets to people who need it!

Website: translatorswithoutborders.org

Wikipedia

Categories: Wikimedia,

Wikipedia is a free online encyclopedia written and edited by thousands of worldwide volunteers. Contributors to Wikipedia, known as editors, come from all walks of life. In addition to contributing new articles, volunteers may contribute to existing articles, or translate articles from one language to another.

Website: www.wikipedia.org

Wikivoyage

Categories: Wikimedia,

Wikivoyage is a free online travel guide created and currated by thousands of worldwide volunteers. As an Wikimedia project, it runs the same software and has the same interface as Wikipedia, making it easy to start contributing.

Website: wikivoyage.org

Zooniverse

Categories: Art, Biology, History, Science,

Zooniverse is a platform for citizens to contribute to a wide variety of research programs. It is the largest platform of its kind, providing opportunities to contribute across a wide variety of academic endeavours, from the arts, history, humanities, biology, environmental science and more.

Website: www.zooniverse.org