1. 19th Century British Pamphlets
2. A&AePortal
3. A+ Education / Australian Education Index
4. ABC-CLIO eBooks
5. ABC-CLIO Social Studies Databases, Academic Edition
6. ABC-CLIO Social Studies Databases, School Edition
7. Academic Conferences in China (Wanfang)
8. Academic Search Index (asx)
9. Accel5
10. Access Video on Demand
11. AccessEngineering
12. Accessible Archives
13. AccessScience
14. ACLS Humanities Ebook
15. ACM Full-Text Collection
16. ACS Publications
17. Adam Matthew Digital
18. ADEAC (A System of Digitalization and Exhibition for Archive Collections)
19. Aerospace Research Central
20. Africa Intelligence
21. African Journals
22. African-American History Online
23. agriRxiv
24. AGRIS ODS
25. Agrow
26. AHRQ News Now
27. Air University Library Index to Military Periodicals (AULIMP)
28. Airiti Library eBooks & Journals - 華藝線上圖書館
29. Al Mandumah
30. Al Manhal Collections
31. Alexander Street
32. Allgemeines Künsterlexikon Online
33. Alloy Phase Diagram Database
34. Ambientalex
35. Ambrose Digital
36. American History Online
37. American Indian History Online
38. American National Biography Online
39. Ancient & Medieval History Online
40. Animal Behaviour & Welfare Cases
41. Animal Pharm
42. Anopress
43. AnthroSource
44. Aozora Bunko (青空文庫)
45. APA PsycArticles
46. APA PsycBooks
47. Aphasiology Archive
48. AraBase
49. ARC Reports
50. ARCA: Arxiu de Revistes Catalanes Antigues
51. Archive of European Integration
52. ArchiveGrid
53. Archives Unbound
54. Arts & Humanities Citation Index
55. arXiv
56. ASCE Legacy Journals
57. ASM Alloy Center Database
58. ASM Failure Analysis Database
59. ASM Handbooks Online
60. ASM Medical Materials Database
61. ASM Micrograph Database
62. ASTM Compass
63. Athraa Almaearif Alraqamia
64. AtoZ World Business
65. AtoZ World Culture
66. Australian Public Affairs Full Text / APAIS Index
67. Australian Research Data Commons
68. Automotive World Ltd.
69. B.C. Open Collection
70. BASE
71. Base SantéPsy
72. BazEkon
73. BazTech
74. Beeld en Geluid op school
75. BiblioBoard
76. Bibliomed
77. Biblioteca Digital Online Sepin
78. Biblioteca Lefebvre
79. Bibliotheksverbund Bayern
80. Biodiversity Heritage Library
81. Biomedical Index (edm)
82. BioOne Complete
83. Bloom's Literature
84. Bloomsbury Applied Visual Arts
85. Bloomsbury Architecture Library
86. Bloomsbury Collections
87. Bloomsbury Design Library
88. Bloomsbury Education & Childhood Studies
89. Bloomsbury Fashion Central
90. Bloomsbury Food Library
91. Bloomsbury Music and Sound
92. Bloomsbury Philosophy Library
93. Bloomsbury Theology & Religion Online
94. BMJ Best Practice
95. BMJ Best Practice US
96. BMJ Clinical Evidence
97. Bookport
98. Books at JSTOR
99. Bridgeman Education
100. Brill E-Book Collection
101. BrillOnline Primary Source
102. BrillOnline Reference Works
103. Britannica Online
104. Britannica Online Japan
105. British Archaeological Reports Digital Collection
106. British Library Document Supply Centre Inside Serials & Conference Proceedings
107. British Library EThOS
108. British Standards Online
109. Building Types Online
110. BUP DIGITAL
111. Business Source Index (bsx)
112. BWB Collections
113. CAB eBooks
114. CABI Compendium
115. CABI Reviews
116. Cairn.info
117. Cairn.info International Edition
118. Cambridge Core Books
119. Canada Commons
120. Canadiana Online
121. Cassyni Research Seminars
122. Cavendish Square Digital
123. CEIC Data
124. Center for Research Libraries
125. Central and Eastern European Online Library (CEEOL)
126. ChemSpider
127. Children's Literature Comprehensive Database
128. China Local Gazetteers (Wanfang)
129. China Online Journals (Wanfang)
130. China Science & Technology Journal Database
131. China/Asia On Demand
132. ChinaAccess (from The China Project)
133. ChinaEdge (from The China Project)
134. Choice Reviews
135. Churchill Archive
136. CINAHL (cin20)
137. CiNii/NII-ELS (archive)
138. Classiques Garnier Numerique: Dictionnaires, Grammaires et Encyclopédies
139. Classiques Garnier Numerique: Littérature Française et Francophone
140. Classiques Garnier Numerique: Patrologia Graeca
141. Classroom Video on Demand
142. ClickView
143. ClinicalTrials.gov
144. Cochrane Database of Systematic Reviews
145. CogPrints
146. Commonwealth iLibrary
147. Complementary Index (edb)
148. Comprehensive Database of Archaeological Site Records in Japan –全国遺跡報告総覧
149. CQ Almanac Online Edition
150. CQ Press Congress Collection
151. CQ Press Encyclopedia of American Government
152. CQ Press Public Affairs Collection
153. CQ Press Supreme Court Collection
154. CQ Press Voting & Elections Collection
155. Credo Reference
156. Credo Reference: Academic Core
157. D&B Key Business Ratios
158. Daily Press Index
159. Darwin Books
160. Data-Planet Statistical Datasets
161. dblp computer science bibliography
162. DBPIA
163. De Gruyter Online
164. DEHESA
165. Descriptions of Fungi and Bacteria
166. Dialnet
167. DieselNet Technology Guide
168. DigiBib.Zorg
169. Digital Access to Scholarship at Harvard (DASH)
170. Digital Library of the Caribbean
171. Digital Literacy
172. Digitalia Film Library
173. Digitalia Hispanica
174. Digitalia Public Libraries
175. DigitalNZ
176. DigiZeitschriften
177. Directory of Open Access Books
178. Directory of Open Access Journals
179. Dissertations of China (Wanfang)
180. Distribution Maps of Plant Diseases
181. Distribution Maps of Plant Pests
182. Docuseek
183. Drama Online
184. eArticle
185. eBook Collection (EBSCOhost) (nlebk)
186. eBook Index
187. E-books 7/24
188. EcoLink
189. ECONIS
190. Economena Document Library
191. Economist Historical Archive
192. EDGE Research Reports
193. E-Dissertationen der Universität Hamburg
194. EDS Publication Finder
195. EduSearch
196. EduTV
197. eHRAF Archaeology
198. eHRAF World Cultures
199. Eighteenth Century Collections Online
200. E-knihovna
201. Elgaronline
202. eLibro
203. E-LIS (Eprints in Library & Information Science)
204. Emerald Insight
205. EMIS University – Company Information
206. EMIS University – News Sources
207. EMIS University – Research Sources
208. EMIS University M&A Information
209. Encyclopedia of the Bible and its Reception Online
210. Energy Intelligence Group Content
211. ENI Biblioteca Digital
212. ENI Bibliothèque Numérique
213. E-Periodica
214. EPO Worldwide Bibliographic Database
215. ERIC (eric)
216. ERICdata Higher Education Knowledge
217. Erudit
218. eScholarship
219. EU Bookshop
220. European Union Open Data Portal
221. Europeana
222. F1000Research
223. Films on Demand
224. Financial Literacy
225. First Research
226. FIS Bildung Literaturdatenbank (German Education Index)
227. FRANCIS Archive
228. Freedonia Focus Reports
229. FT.com
230. Gale Academic OneFile
231. Gale Academic OneFile Select
232. Gale Business: Entrepreneurship
233. Gale Business: Insights
234. Gale eBooks
235. Gale General OneFile
236. Gale Health and Wellness
237. Gale in Context: Biography
238. Gale In Context: Canada
239. Gale in Context: College
240. Gale in Context: Elementary
241. Gale in Context: Environmental Studies
242. Gale In Context: Global Issues
243. Gale In Context: High School
244. Gale In Context: Middle School
245. Gale In Context: Opposing Viewpoints
246. Gale In Context: Science
247. Gale In Context: U.S. History
248. Gale In Context: World History
249. Gale Literature Criticism
250. Gale Literature Resource Center
251. Gale Literature: Book Review Index
252. Gale Literature: Contemporary Authors
253. Gale Literature: LitFinder
254. Gale Literature: Scribner Writer Series
255. Gale Literature: Twayne's Author Series
256. Gale OneFile: Business
257. Gale OneFile: Computer Science
258. Gale OneFile: CPI.Q
259. Gale OneFile: Health and Medicine
260. Gale OneFile: High School Edition
261. Gale OneFile: Informe Académico
262. Gale OneFile: LegalTrac
263. Gale OneFile: News
264. Gallica Bibliothèque numérique
265. GeoScienceWorld
266. Global Road Warrior
267. GOBI E-books
268. Government Publishing Office Catalog
269. Granger's World of Poetry
270. GreenFILE (8gh)
271. Grove Music Online
272. HAL
273. Harvard Library Bibliographic Dataset
274. HathiTrust
275. HBO Kennisbank
276. hbz-Verbundkatalog
277. Health Reference Center
278. HeinOnline
279. Henry Stewart Talks
280. Hindawi Books
281. Historisches Wörterbuch der Rhetorik Online
282. HLAS Online
283. hoopla (Australia)
284. hoopla (Canada)
285. hoopla (New Zealand)
286. hoopla (USA)
287. Hoover's Company Profiles
288. Human-Animal Interactions
289. HumanIndex
290. HyRead Journal
291. IBISWorld
292. Ibuk.pl
293. ICPSR Data Archive
294. Idealonline
295. Idunn.no
296. IEEE Xplore Digital Library
297. IMF eLibrary
298. IN VIVO
299. Index New Zealand
300. IndexPresse Business
301. IndianJournals.com
302. Industry Studies Working Papers
303. Informit Collections
304. InfoSci-Journals
305. INTELECOM Video Library
306. Intelligence Online (Indigo Publications)
307. Inter-American Development Bank Repository
308. International Clinical Trials Registry Platform ICTRP
309. Investment Claims
310. IPA Source
311. IRDB
312. Isho.jp All Access (医書.jpオールアクセス)
313. Islamic Info
314. Israel Gerontological Data Center: Bibliographic Database
315. Janes Chemical, Biological, Radiological & Nuclear Assessments (JCBRN) - Intelligence Centre
316. Janes Defence Equipment & Technology (JDET) - Air & Space
317. Janes Defence Equipment & Technology (JDET) - C4ISR & Mission Systems
318. Janes Defence Equipment & Technology (JDET) – Land
319. Janes Defence Equipment & Technology (JDET) - News
320. Janes Defence Equipment & Technology (JDET) – Sea
321. Janes Defence Industry & Markets (JDIM) - Defense Industry
322. Janes Military & Security Assessments (JMSA) - Country Risk
323. Janes Military & Security Assessments (JMSA) - Military Capabilities
324. Janes Military & Security Assessments (JMSA) – News
325. Janes Terrorism & Insurgency Centre (JTIC) - Terrorism Events
326. Japanese Periodical Index - 雑誌記事索引
327. JapanKnowledge
328. Journals@OVID
329. JoVE Core
330. JoVE Encyclopedia of Experiments
331. JoVE Journal
332. JoVE Lab Manual
333. JoVE Science Education Database
334. J-STAGE
335. JSTOR Journals
336. Jurix
337. Kanopy
338. KERIS Theses & Dissertations
339. Key Note Market Research Reports
340. KinoDen Kinokuniya Digital Library
341. Knovel
342. KOCW (Korea OpenCourseWare)
343. Korea Citation Index
344. KoreaMed
345. KoreaMed Synapse
346. Korean Research Memory
347. Korean Studies Information Service System
348. KoreaScholar
349. KoreaScience
350. Kotar Digital Library
351. KRpia
352. Kürschners Deutscher Gelehrten-Kalender Online
353. Lamyline
354. Language in Australia and New Zealand
355. Latin American Open Archives Portal
356. Latin American Periodicals Tables of Contents (LAPTOC)
357. Learn360
358. LearningExpress Library
359. Legal Online
360. Legalbank
361. Lexis Advance Quicklaw Canada
362. Leyex
363. L'Harmathèque
364. Library Stack
365. LibreTexts
366. Literary Encyclopedia
367. Livres et revues numériques
368. LLMC Digital
369. LUNA Commons
370. Magnes Press
371. Making of Modern Law
372. Making of the Modern World
373. Manager Focus
374. Manuscriptorium Digital Library
375. Manuvo Make-Make
376. Marketline Advantage
377. Marquis Biographies Online
378. Maruzen eBook Library
379. McGraw-Hill eBook Library
380. McGraw-Hill Medical
381. Media Archive
382. Medica Panamericana
383. Medical Online
384. Medical Online E-Books Library
385. Medical Online-E
386. MEDLINE (cmedm)
387. Medtech Insight Reports
388. Memòria Digital de Catalunya (MDC)
389. Mergent Online
390. MGG Online
391. Milne Open Textbooks
392. Minha Biblioteca
393. Minority Health Archive
394. Mintel Oxygen Reports
395. MIT Press Direct
396. Modern World History Online
397. Mother Tongue / Leshon Habayit
398. Movie Discovery
399. Multicultural Australia and Immigration Studies
400. Multilegis: Publicationes Actualizables
401. Music ID
402. NARCIS
403. NASA Technical Reports
404. National Diet Library Digital Collections - 国立国会図書館デジタルコレクション
405. National Geographic Virtual Library
406. Naxos Music Library
407. Naxos Music Library Jazz
408. Naxos Music Library World
409. Naxos Sheet Music
410. Naxos Spoken Word Library
411. Naxos Video Library
412. NBU Scholar Electronic Repository
413. NCI (National Cancer Institute at the National Institutes of Health)
414. NDL Online
415. Networked Digital Library of Theses & Dissertations
416. New Palgrave Dictionary of Economics Online
417. NewsBank - Archives
418. NewsBank
419. Newswires (nsm)
420. Nexis Uni: Law Reviews
421. NICE Guidance
422. Nineteenth Century Collections Online
423. NORA (Norwegian Open Research Archive)
424. Norart
425. NUKAT
426. NUMDAM
427. Numérique Premium
428. OAIster
429. OAPEN Library
430. OECD iLibrary
431. OJS vid Lunds Universitet
432. OnArchitecture
433. One Health Cases
434. OnePetro
435. Open Research Library
436. Open Textbook Library
437. OpenAIRE
438. OpenDissertations (ddu)
439. Openedition.org
440. OpenStax
441. ORBi
442. Orlando: Women's Writing in the British Isles, from the Beginnings to the Present
443. Otzar Online
444. Oxfam Policy & Practice
445. Oxford African American Studies Center
446. Oxford Art Online
447. Oxford Biblical Studies Online
448. Oxford Bibliographies
449. Oxford Clinical Psychology
450. Oxford Competition Law
451. Oxford Constitutional Law
452. Oxford Dictionary of National Biography
453. Oxford Handbooks Online
454. Oxford History of Western Music
455. Oxford Islamic Studies Online
456. Oxford Legal Research Library
457. Oxford Medicine Online
458. Oxford Public International Law
459. Oxford Reference
460. Oxford Research Encyclopedias
461. Oxford Scholarly Editions Online
462. Oxford Scholarship Online
463. Oxford Who's Who & Who Was Who
464. PASCAL Archive
465. PEP Archive
466. Perlego
467. Persée
468. Philippine E-Journals
469. Philosophy Documentation Center's E-Collection
470. PhilSci Archive
471. Pidgeon Digital
472. Pink Sheet: Prescription Pharmaceuticals & Biotechnology
473. Plant Health Cases
474. PlantwisePlus Knowledge Bank
475. POLICY database from Analysis & Policy Observatory (APO)
476. Polish Platform of Medical Research
477. Politics Trove
478. PORBASE
479. Pressbooks Directory
480. ProjectMUSE
481. PSIK database
482. PsycheVisual
483. PsychiatryOnline
484. Psychotherapy.net
485. Publications New Zealand Metadata
486. R2 Digital Library
487. RACO (Revistes Catalanes amb Accés Obert)
488. RAMBI
489. RCAAP
490. RePEc
491. Repositorio Documental Gredos
492. Research Starters (ers)
493. Rivisteweb
494. Rock's Backpages
495. RÖMPP Online
496. Routledge Handbooks Online
497. Royal Marsden Manual of Clinical & Cancer Nursing Procedures
498. RxTx
499. Sabin Americana: History of the Americas, 1500–1926
500. SAE Mobilus
501. SAGE Business Researcher
502. SAGE Knowledge
503. SAGE Research Methods
504. SAGE Research Methods Foundations
505. ScholarVox
506. SciELO
507. SciELO Books
508. Science Citation Index Expanded
509. Science Online
510. ScienceDirect
511. Sciendo
512. SciTech Connect
513. SCOAP3
514. SCRIP Intelligence
515. searchRxiv
516. Sexual Health Visual
517. Shamaa
518. Skillsoft Books
519. SMART Imagebase
520. Social Sciences Citation Index
521. Springer Nature eBooks
522. Springer Nature Journals
523. SpringerMaterials
524. SpringerProtocols
525. SSOAR – Social Science Open Access Repository
526. STAT!Ref
527. Statista
528. Supplemental Index (edo)
529. Sustainable Organization Library (SOL)
530. SveMed+
531. Svensk Historisk Bibliografi
532. SwePub
533. SZ LibraryNet
534. TDX
535. Techniques de L'ingenieur
536. Teen Health & Wellness
537. The Learn Book Gate
538. The O’Reilly Learning Platform
539. Theologische Realenzyklopädie Online
540. Times Digital Archive
541. Torrossa
542. Tourism Cases
543. Toyo Keizai DCL - 東洋経済デジタルコンテンツ・ライブラリー
544. TRAIL (UNT Digital Library)
545. Turcademy
546. TVNews
547. UC Digitalis
548. UC Press E-Books
549. United Nations iLibrary (OECD)
550. Universalis
551. University of Michigan Press Ebook Collection
552. University Press Scholarship Online
553. Unpaywall
554. UNWTO Elibrary
555. USPTO Patent Applications
556. USPTO Patent Grants
557. utb elibrary
558. Verfasser-Datenbank
559. Very Short Introductions Online (VSI)
560. VIDAL Consult
561. Vidobu Online Training Database
562. VLeBooks
563. vLex
564. Westlaw UK
565. Wiley Digital Archives
566. Wiley Online Reference Works
567. Women Writers Online
568. World Affairs Online WAO
569. World Bank eLibrary
570. World Book
571. World Religions
572. Zad Conference Proceedings
573. Zad Dissertations
574. Zad E-Books
575. Zad Newspapers
576. Zad Peer-Review Articles
577. 朝日新聞クロスサーチ - Asahi Shimbun Cross-Search
578. 스콜라(Scholar)