adrrn alternatives: newsletters like it

24 newsletters in the NewsletterFIT index cover the same topics as adrrn (Philanthropy, Impact Investing and Climate Action). The closest matches are The Vigilant Fox, Off The Fence and New York's Newsletter. They are ranked by how many topics they share with it, then by publicly shown subscribers.

Updated Nov 11, 2026 · ranked by shared topics, then publicly shown subscribers · methodology

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  1. 1
    The Vigilant Fox146K subscribers

    SubstackEvery two weeks · last post 21 days ago

    Covering the stories the mainstream buries. Deplatformed during COVID. Healthcare professional turned citizen journalist.

    Likely audience: General news consumers

    1 shared topic

  2. 2
    Off The Fence31K subscribers

    SubstackWeekly · last post 11 days ago

    From recent posts: Off The Fence publishes a rotating mix of investigative journalism, cultural commentary, and feature stories on British and international topics including politics, art, nightlife, and media history. The publication…

    Likely audience: cultural critics

    1 shared topic

  3. 3
    New York's Newsletter24K subscribers

    SubstackMonthly or less · last post 12 days ago

    A newsletter about New York and the incredible people in it curated by The David Prize.

    Likely audience: New York City residents

    1 shared topic

  4. 4
    GROUNDWORK12K subscribers

    SubstackSeveral times a week · last post 10 days ago

    GROUNDWORK is a compilation of Earnest Sweat’s insights, stories, and strategies on venture capital, leadership, and building a legacy through Stresswood.

    Likely audience: Venture Capital Partners

    1 shared topic

  5. 5
    Democracy Notes12K subscribers

    SubstackWeekly · last post 12 days ago

    From recent posts: Democracy Notes publishes weekly updates on philanthropy grants, foundation strategies, and civic sector job openings for professionals in the democracy and non-profit space. The publication also features occasional…

    Likely audience: Philanthropy professionals

    1 shared topic

  6. 6

    Substacklast post Aug 5, 2026

    Insights into how to best help the world's factory farmed animals.

    Likely audience: animal welfare advocates

    1 shared topic

  7. 7

    SubstackEvery two weeks · last post 22 days ago

    From recent posts: Bold Reasoning with Peter Singer publishes long-form essays on effective altruism, AI safety, and global development issues for an audience interested in philosophy and policy. The publication mixes analytical articles…

    Likely audience: Philanthropists

    1 shared topic

  8. 8

    SubstackWeekly · last post 16 days ago

    From recent posts: Philanthropy 451 by Saving Giving publishes weekly fundraising tips and strategy articles for nonprofit professionals, focusing on donor relations, AI ethics, and organizational overhead. The publication consistently…

    Likely audience: Nonprofit executives

    1 shared topic

  9. 9
    Benjamin Todd6K subscribers

    SubstackMonthly or less · last post 18 days ago

    From recent posts: Benjamin Todd's newsletter publishes essays on AI safety, career strategy, and evidence-based self-improvement. It targets readers interested in effective altruism, global impact, and the intersection of technology with…

    Likely audience: AI safety researchers

    1 shared topic

  10. 10
    The Believe! Journal3K subscribers

    SubstackWeekly · last post 22 days ago

    From recent posts: The Believe! Journal publishes essays on American history, founding principles, and civic leadership, often connecting historical documents and figures to contemporary issues like healthcare, immigration, and nonprofit…

    Likely audience: History enthusiasts

    1 shared topic

  11. 11
    Impact Supporters3K subscribers

    Substacklast post Jun 5, 2026

    From recent posts: Impact Supporters publishes interviews and articles focused on impact investing, venture capital, and infrastructure technology. The publication mixes podcast episodes with written features to cover topics ranging from…

    Likely audience: Impact investors

    1 shared topic

  12. 12
    Act on Climate3K subscribers

    Substacklast post Jul 1, 2026

    From recent posts: Act on Climate publishes climate action guides, book promotions, and political commentary on civil liberties and constitutional rights. The publication mixes essays, news curation, and promotional content for its books.

    Likely audience: Climate activists

    1 shared topic

  13. 13
    Positive Sum2K subscribers

    SubstackWeekly · last post 13 days ago

    From recent posts: Positive Sum publishes long-form essays and policy analysis covering topics like effective altruism, AI safety, economic inequality, and public health. The publication targets readers interested in the intersection of…

    Likely audience: AI safety researchers

    1 shared topic

  14. 14
    Alison Boshoff2K subscribers

    SubstackWeekly · last post 11 days ago

    From recent posts: This publication covers Royal family news, celebrity culture, and UK government policy, specifically focusing on Prince Harry's security funding, social exclusion, and business ventures. The content is primarily…

    Likely audience: Royal family fans

    1 shared topic

  15. 15
    The Butterfly Effect2K subscribers

    SubstackEvery two weeks · last post 14 days ago

    From recent posts: The Butterfly Effect publishes essays on the philosophy of giving, fundraising ethics, and the tension between data-driven metrics and genuine human connection. The content targets professionals and thinkers in the…

    Likely audience: Organizational leaders

    1 shared topic

  16. 16

    SubstackEvery two weeks · last post 14 days ago

    Impact Investing

    Likely audience: impact investors

    1 shared topic

  17. 17

    SubstackMonthly or less · last post 37 days ago

    From recent posts: This publication aggregates data-driven insights, funding announcements, and policy analysis from global development, philanthropy, and technology sectors for professionals and researchers in international aid and…

    Likely audience: Global health researchers

    1 shared topic

  18. 18
    Ideas in Development1K subscribers

    SubstackMonthly or less · last post 36 days ago

    Conversations on the big topics in development.

    Likely audience: Development economists

    1 shared topic

  19. 19

    SubstackSeveral times a week · last post 5 days ago

    From recent posts: AltaPolicyWonk publishes policy analysis and critical commentary on California governance, disaster recovery, and public education, targeting readers interested in local legislation and fiscal accountability. The…

    Likely audience: Local government officials

    1 shared topic

  20. 20

    SubstackEvery two weeks · last post 8 days ago

    Independent advice on giving well after the Anthropic and OpenAI windfall, from Jack Lewars of Ultra Philanthropy: global health giving, philanthropic pluralism, and a second opinion on your philanthropy.

    Likely audience: Philanthropy professionals

    1 shared topic

  21. 21

    SubstackSeveral times a week · last post 5 days ago

    Salvation lies within

    Likely audience: Substack readers

    1 shared topic

  22. 22

    SubstackWeekly · last post yesterday

    Likely audience: Major donors and high-net-worth individuals

    1 shared topic

  23. 23

    SubstackEvery two weeks · last post 6 days ago

    From recent posts: Whogives publishes essays and interviews focused on the intersection of philanthropy, nonprofit management, and political organizing. The publication covers topics such as deep canvassing, power dynamics in funding, and…

    Likely audience: philanthropy professionals

    1 shared topic

  24. 24

    SubstackWeekly · last post 5 days ago

    Seeing the news differently. Boomer wants democratic self-rule, and world peace.

    Likely audience: Education policy makers

    1 shared topic

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