A collaborative verification platform for human knowledge.
Capsule is a Social Encyclopedia. It is a place where any field of human knowledge can be written down, labelled according to how strongly the evidence supports it, and revised in the open by the people who know the subject.
The premise is straightforward. On most platforms, a settled medical finding and an untested speculation look identical: the same typeface, the same tone, the same apparent authority. Capsule makes that difference explicit and permanent. Every capsule carries a classification stating how much confidence the evidence actually warrants, and that classification can be challenged, defended, and revised as new evidence arrives.
The aim is structural honesty about how sure we are, not only about what we believe.
Every capsule carries one of seven labels. Six describe epistemic status: Fact (verified consensus), Proven (rigorous demonstration), Theory (a well supported explanatory framework), Hypothesis (under investigation), Contested (genuine, live disagreement), and Debunked (examined and found false). The seventh, Novel, marks long form original work rather than a claim about the world.
Labels are applied on the most cautious reading the evidence supports. Individual sections may carry their own marker where part of a capsule is less settled than the rest, so a founding legend inside an otherwise factual capsule is marked as a legend rather than inheriting the confidence of the capsule around it.
Each capsule also carries a confidence score and a visible history of how that score has moved over time, so a reader can see not only where a claim stands today but how it got there.
Anyone with an account can write a capsule. Verified experts, meaning contributors whose credentials in a domain have been reviewed, can formally review capsules in that domain, challenge a classification, and weigh in with greater reputation than an unverified contributor.
Evidence is submitted as structured records that explicitly support, refute, or update a claim, and is adjudicated rather than simply counted. Edit history is public, corrections are governed by a published policy, and a capsule that has been superseded by better work points to what replaced it.
Research projects, run by organizations and read by verified members, let several contributors author together and divide reputation in proportion to their contribution. Organizations, including universities, laboratories, and professional bodies, can be verified and publish under their institutional identity.
Capsule Learning is a full course platform built on the same foundations. Educators and verified organizations can publish structured courses of modules and lessons, with video, enrolment, student records, and progress tracking. Completed courses can issue a certificate that carries a serial number and can be checked by anyone at a public verification page, without an account and without contacting us.
Capsule Books supports long form original writing, published in the same library under the Novel classification so that creative and scholarly work is never confused with a claim about the world.
Talk attaches discussion to the knowledge itself. Every capsule has a discussion thread, course discussions are limited to enrolled students, and Research gives organizations a workspace for projects that verified members read, with their own discussion, files, and boards and grids. Beyond the site, the Capsule Discord is where members talk in real time.
The encyclopedia is free to read, without an account and without a paywall. A free, read only public interface allows researchers and institutions to retrieve capsules programmatically, and capsules can be embedded on other sites with attribution and a link back to the source, so a claim travels together with its classification rather than being stripped of it.
Capsules can carry translations, allowing the same capsule to be read in more than one language while a single canonical version remains the reference.
Anyone signed in can report a capsule or a person. Reports are reviewed against published standards, and decisions can be appealed.
Our published standards on methodology, corrections, non partisanship, and ownership and funding are available in full on this page, and they bind us as much as they bind contributors.
Capsule is in open beta and is currently funded by its parent company together with voluntary donations. Donations confer no benefit, purchase no influence over classification or moderation, and are not charitable receipts; Capsule is a private company and not a registered charity.
The core encyclopedia is free and is intended to stay that way. Optional paid additions may be offered in future alongside it, and if they are, we will say so before they launch rather than afterwards.
Capsule runs no advertising, performs no cross site tracking, and does not sell personal information.
Capsule is built by Solis Dev, a technology studio operating under Solis Holdings Group Inc., a company incorporated under the laws of Canada. Solis Holdings Group Inc. publishes a small portfolio of long-form software products, of which Capsule is the flagship.
For verification disputes, content takedowns, and policy questions: legal@joincapsule.org.
Emmanuel Okwu
Founder and creator of Capsule.
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