Is it real?
Yes. Never revoked by the IRS. Latest filing on record: FY2025. IRS ruling in Apr 2017.
IRS Pub. 78 · IRS Auto-Revocation List · IRS Business Master File
Where the money goes
90 cents of each dollar spent went to programs.
Form 990 Part IX, line 25, columns B–D. Every line is in By the numbers.
Something off? Claim to add context
Who runs it and what they're paid
11 people listed on the 990.
Questions the 990 asks
The form asks each of these directly. These are the filed answers.
- Family or business ties among officersPt VI · Ln 2No
- Top official's pay set by an independent reviewPt VI · Ln 15aNo
Programs and updates
Connects educational groups to build open technologies for libraries and learning.
Questions for Open Library Foundation
Your first name shows with your question. Open Library Foundation answers here, for everyone.
Folio
Folio is a collaboration of libraries, developers and vendors building an open source library services platform. It supports traditional resource management functionality and can be extended into other institutional areas.
Form 990 Part III, line 4, FY2023. The organization’s own words, as filed with the IRS. Find it at the IRS (EIN 81-4396672) · Dispute this lineWolfcon
Wolfcon 2023 meeting occurred in chicago, illinois in august 2023.
Form 990 Part III, line 4, FY2023. The organization’s own words, as filed with the IRS. Find it at the IRS (EIN 81-4396672) · Dispute this lineVufind
One major and one minor release were completed. A virtual user and developer summit was held online in september, 2023. A registered service provider program was established, and five organizations became project supporters during the year.
Form 990 Part III, line 4, FY2023. The organization’s own words, as filed with the IRS. Find it at the IRS (EIN 81-4396672) · Dispute this lineFunders
Who pays for it.
From grant filings on record. Receipts are incomplete: individual donors are never listed.
Grants
By the numbers
The FY2024 990, line by line.
Download 990
| Line | Start FY24 | End FY24 |
|---|---|---|
| Cash and savingsLn 1–2 | $501K | $558K |
| Total assetsLn 16 | $692K | $676K |
| LiabilitiesLn 26 | $111K | $40K |
| Net assetsLn 32 | $581K | $636K |
| Line | Total | Programs | Management | Fundraising |
|---|---|---|---|---|
| Legal feesLn 11b | $4K | $3K | $885 | |
| Accounting feesLn 11c | $21K | $16K | $5K | |
| Other fees for servicesLn 11g | $16K | $16K | ||
| Office expensesLn 13 | $1K | $1K | ||
| Information technologyLn 14 | $313K | $282K | $31K | |
| TravelLn 17 | $475 | $475 | ||
| Conferences, conventions and meetingsLn 19 | $147K | $133K | $15K | |
| Other expenses (24a–d)Ln 24 | $10K | $10K | ||
| Total functional expensesLn 25 | $512K | $458K | $53K | $0 |
Filing history
| Year | Money in | Money out | In minus out | Net assets | Download |
|---|---|---|---|---|---|
| FY2025 LatestFiled with the IRS Jan 28, 2026 | $844K | $752K | $91K | $727K | 990 PDF |
| FY2024 ViewingFiled with the IRS Feb 6, 2025 | $567K | $512K | $55K | $636K | 990 PDF |
| FY2023Filed with the IRS May 14, 2024 | $822K | $590K | $232K | $581K | 990 PDF |
| FY2022Filed with the IRS May 11, 2023 | $190K | $449K | −$259K | $349K | 990 PDF |
| FY2021 | Not on file | ||||
| FY2020 | Not on file | ||||
| FY2019Filed with the IRS Mar 8, 2021 | $1.3M | $1.5M | −$177K | $322K | 990 PDF |
| FY2018Filed with the IRS Mar 8, 2021 | $1.0M | $885K | $130K | $499K | 990 PDF |
Schedules filed Part IV
See the full FY2024 990
Part I · Summary $566,537 revenue, 12 lines filed
Part VI · Governance 7 of 7 board members independent, 3 to look at
Part VIII · Statement of revenue $566,537 across 7 lines filed
Part IX · Statement of functional expenses $511,632 across 8 lines filed
Part X · Balance sheet $675,649 assets, 12 lines filed
Part XI · Reconciliation of net assets $635,915 net assets at year end
Form 990 e-file FY2024 from the IRS (about our sources) · Classification, formation year and address from the IRS Business Master File
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