
JabRef
Mendeley
Zotero
Qiqqa
Citavi
Docear
Paperpile
EndNote
Bread
Deferit
Openpay
I2c
Clearly Payments
Clearpay
Humm
QuickFee
Mendeley - Easily organize your papers, read & annotate your PDFs, collaborate in private or open groups, and securely access your research from everywhere.
Deferit - Deferit is a billing and budgeting platform that allows you to pay bills in fortnightly installments and make your budget go the extra distance needed.
Zotero - Zotero is a free, easy-to-use tool to help you collect, organize, cite, and share research.
Openpay - Openpay is a payment gateway solution.
Qiqqa - Qiqqa is a free research and reference management software. It can be used in many organizational projects from the academic to the personal to the business endeavor. Read more about Qiqqa.
I2c - I2c is an open API card issuing, payment processing, and digital banking platform that allows you to create payment card programs and have flexibility in billing options.