evlog

Help with the development and maintenance of evlog

Today's Balance
$85.30
Estimated Annual Budget
$100

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Financial Contributions

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Backer

Show your support and get your name on the contributors wall. Every dollar goes straight into maintenance.

$5 USD / month

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Supporter

You rely on evlog in production and want it to keep shipping. Your name is listed on the collective page and in release notes.

$25 USD / month

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Sponsor

For teams and companies building on evlog. Your logo in the README and on the collective page, plus priority on issue triage.

$100 USD / month

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Gold Sponsor

Your logo in the README, on the docs site (evlog.dev) and on the collective page, plus a direct line to the maintainer for integration questions.

$250 USD / month

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Top financial contributors

1
Balazs Orban

$100 USD since Sep 2026

evlog is all of us

Our contributors 2

Thank you for supporting evlog.

hugorcd

Admin

Balazs Orban

$100 USD

Budget


Transparent and open finances.

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Credit from Balazs Orban to evlog

+$100.00USD
Completed
Contribution #978888
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Today’s balance

$85.30 USD

Total raised

$85.30 USD

Total disbursed

--.-- USD

Estimated annual budget

$100.00 USD

Connect


Let’s get the ball rolling!

News from evlog

Updates on our activities and progress.

evlog is now on Open Collective

Good news: evlog has been accepted into the Open Source Collective's fiscal hosting program. That means evlog can now receive financial contributions from individuals and companies with a real legal structure behind it, transparent finances...
Read more
Published on September 8, 2026 by hugorcd

About


Why evlog

Digging through logs is not observability. It's hope.

evlog is an MIT-licensed, TypeScript-first logging and observability SDK that turns your application into a flight recorder: one wide event per request, ambient context via AsyncLocalStorage, typed error catalogs, and tamper-evident audit trails (HMAC and hash-chain signing) that work anywhere crypto.subtle runs: Node, edge, Workers.

It ships first-class integrations for Nuxt, Nitro, Next.js, Hono, Elysia, Fastify, NestJS, Express, oRPC, React Router, SvelteKit, Vite, Cloudflare Workers and the browser, and drains to Axiom, OTLP, PostHog, Sentry, Better Stack, HyperDX, Datadog, NuxtHub or plain files.

The evlog CLI adds something no other tool does: evlog map statically analyses your source code and scores how well each entry point is instrumented, before a single event is emitted, and can gate your CI on regressions.

Why fund it

evlog is built and maintained in the open by a solo maintainer with a growing group of contributors. Your contribution pays for:
  • Maintainer time: triage, reviews, releases, security fixes, and keeping ~20 framework adapters and ~10 drains up to date with their upstream ecosystems.
  • Infrastructure: docs hosting, CI minutes (unit, e2e and mutation testing on every PR), the public telemetry dashboard.
  • Contributor rewards: bounties for meaningful community PRs and paid time for contributors who ship adapters, enrichers or integrations.
  • Content: release videos, guides and examples that make the library easier to adopt.
Every expense is public on this page. Sponsors at the Sponsor tier and above get their logo in the README and on the docs site.

Where to find us

Our team

hugorcd

Admin