An open API service for software projects hosted on Open Collective.

Database Consistency

Make the database constraints consistent with application validations.
Collective - Host: opensource - https://opencollective.com/database_consistency - Code: https://github.com/djezzzl/database_consistency

5.0 USD - Monthly financial contribution to Database Consistency (backer)

andy-allan - 02 Jun 2026

-0.52 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 Jun 2026

-0.5 USD - Host Fee

opensource - 02 Jun 2026

250.0 USD - GitHub Sponsors Contributions

github-sponsors - 31 May 2026

-25.0 USD - Host Fee

opensource - 31 May 2026

5.0 USD - Monthly financial contribution to Database Consistency (backer)

andy-allan - 02 May 2026

-0.52 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 May 2026

-0.5 USD - Host Fee

opensource - 02 May 2026

250.0 USD - GitHub Sponsors Contributions

github-sponsors - 28 Apr 2026

-25.0 USD - Host Fee

opensource - 28 Apr 2026

5.0 USD - Monthly financial contribution to Database Consistency (backer)

andy-allan - 02 Apr 2026

-0.52 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 Apr 2026

-0.5 USD - Host Fee

opensource - 02 Apr 2026

250.0 USD - GitHub Sponsors Contributions

github-sponsors - 01 Apr 2026

-25.0 USD - Host Fee

opensource - 01 Apr 2026

5.0 USD - Monthly financial contribution to Database Consistency (backer)

andy-allan - 25 Feb 2026

-0.52 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 25 Feb 2026

-0.5 USD - Host Fee

opensource - 25 Feb 2026

250.0 USD - GitHub Sponsors Contributions

github-sponsors - 24 Feb 2026

-25.0 USD - Host Fee

opensource - 24 Feb 2026

250.0 USD - GitHub Sponsors Contributions (October)

github-sponsors - 03 Feb 2026

-25.0 USD - Host Fee

opensource - 03 Feb 2026

250.0 USD - GitHub Sponsors Contributions

github-sponsors - 29 Jan 2026

-25.0 USD - Host Fee

opensource - 29 Jan 2026

250.0 USD - GitHub Sponsors Contributions

github-sponsors - 01 Jan 2026

-25.0 USD - Host Fee

opensource - 01 Jan 2026

250.0 USD - GitHub Sponsors Contributions

github-sponsors - 02 Dec 2025

-25.0 USD - Host Fee

opensource - 02 Dec 2025

250.0 USD - GitHub Sponsors Contributions

github-sponsors - 06 Nov 2025

-25.0 USD - Host Fee

opensource - 06 Nov 2025

178.67 USD - Refund of "Virtual Card charge: NATTERJACKS"

natterjacks-b439fc - 13 Aug 2025

-178.67 USD - Virtual Card charge: NATTERJACKS

natterjacks-b439fc - 01 Jul 2025

-6,000.0 USD - Pay out to the author and the primary maintainer

evgeniydemin - 08 Mar 2025

-41.3 USD - Virtual Card charge: Temu.com

temu-com-dd6d6c - 01 Mar 2025

250.0 USD - Monthly financial contribution to Database Consistency

pennylane - 01 Mar 2025

-11.3 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 01 Mar 2025

-25.0 USD - Host Fee

opensource - 01 Mar 2025

250.0 USD - Monthly financial contribution to Database Consistency

pennylane - 01 Feb 2025

-11.3 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 01 Feb 2025

-25.0 USD - Host Fee

opensource - 01 Feb 2025

20.0 USD - Financial contribution to Database Consistency

guest-527fd0a0 - 22 Jan 2025

-1.19 USD - PayPal payment processor fee

paypal-payment-processor-vendor - 22 Jan 2025

-2.0 USD - Host Fee

opensource - 22 Jan 2025

0.66 USD - Virtual Card refund: DUOLINGO PLUS 12 MONTH

duolingo-plus-12-month-ae7cbd - 07 Jan 2025

-64.95 USD - Virtual Card charge: PLUS 12 MONTH FAMILY

plus-12-month-family-0d1374 - 06 Jan 2025

250.0 USD - Monthly financial contribution to Database Consistency

pennylane - 02 Jan 2025

-11.3 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 Jan 2025

-25.0 USD - Host Fee

opensource - 02 Jan 2025

-99.99 USD - Virtual Card charge: CALM.COM, INC.

calm-com-inc-a5f61d - 01 Jan 2025

-144.0 USD - Virtual Card charge: GRAMMARLY CO*JAEW141

grammarly-co-jaew141-40ff08 - 20 Dec 2024

250.0 USD - Monthly financial contribution to Database Consistency

pennylane - 01 Dec 2024

-11.3 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 01 Dec 2024

-25.0 USD - Host Fee

opensource - 01 Dec 2024

250.0 USD - Monthly financial contribution to Database Consistency

pennylane - 01 Nov 2024

-11.3 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 01 Nov 2024

-25.0 USD - Host Fee

opensource - 01 Nov 2024

250.0 USD - Monthly financial contribution to Database Consistency

pennylane - 02 Oct 2024

-11.3 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 Oct 2024

-25.0 USD - Host Fee

opensource - 02 Oct 2024

250.0 USD - Monthly financial contribution to Database Consistency

pennylane - 01 Sep 2024

-11.3 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 01 Sep 2024

-25.0 USD - Host Fee

opensource - 01 Sep 2024

250.0 USD - Monthly financial contribution to Database Consistency

pennylane - 01 Aug 2024

-11.3 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 01 Aug 2024

-25.0 USD - Host Fee

opensource - 01 Aug 2024

250.0 USD - Monthly financial contribution to Database Consistency

pennylane - 01 Jul 2024

-11.3 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 01 Jul 2024

-25.0 USD - Host Fee

opensource - 01 Jul 2024

250.0 USD - Monthly financial contribution to Database Consistency

pennylane - 01 Jun 2024

-11.3 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 01 Jun 2024

-25.0 USD - Host Fee

opensource - 01 Jun 2024

250.0 USD - Monthly financial contribution to Database Consistency

pennylane - 01 May 2024

-11.3 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 01 May 2024

-25.0 USD - Host Fee

opensource - 01 May 2024

250.0 USD - Monthly financial contribution to Database Consistency

pennylane - 01 Apr 2024

-11.3 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 01 Apr 2024

-25.0 USD - Host Fee

opensource - 01 Apr 2024

250.0 USD - Monthly financial contribution to Database Consistency

pennylane - 01 Mar 2024

-11.3 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 01 Mar 2024

-25.0 USD - Host Fee

opensource - 01 Mar 2024

250.0 USD - Monthly financial contribution to Database Consistency

pennylane - 01 Feb 2024

-11.3 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 01 Feb 2024

-25.0 USD - Host Fee

opensource - 01 Feb 2024

-39.53 USD - Renting car

evgeniydemin - 17 Jan 2024

-1.76 USD - Other Payment Processor payment processor fee

other-payment-processor-vendor - 17 Jan 2024

-92.31 USD - Virtual Card charge: WWW.TWITTER.COM

twitter-paid-features-ba5070 - 13 Jan 2024

-37.35 USD - Virtual Card charge: DUOLINGO PLUS 12 MONTH

duolingo-plus-12-month-ae7cbd - 13 Jan 2024

250.0 USD - Monthly financial contribution to Database Consistency

pennylane - 01 Jan 2024

-11.3 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 01 Jan 2024

-25.0 USD - Host Fee

opensource - 01 Jan 2024

-144.0 USD - Virtual Card charge: GRAMMARLY COW96HRJW

grammarly-cow96hrjw-82c038 - 20 Dec 2023

238.7 USD - Monthly financial contribution to Database Consistency

pennylane - 01 Dec 2023

-25.0 USD - Host Fee

opensource - 01 Dec 2023

-49.0 USD - Virtual Card charge: JEKYLLTHEMES

jekyllthemes-052858 - 16 Nov 2023

238.7 USD - Monthly financial contribution to Database Consistency

pennylane - 01 Nov 2023

-25.0 USD - Host Fee

opensource - 01 Nov 2023

238.7 USD - Monthly financial contribution to Database Consistency

pennylane - 01 Oct 2023

-25.0 USD - Host Fee

opensource - 01 Oct 2023

4.48 USD - Monthly financial contribution to Database Consistency

maxim-krizhanovsky - 02 Sep 2023

-0.5 USD - Host Fee

opensource - 02 Sep 2023