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AsyncForge for Devtool Startups

Building developer tools means your users are senior engineers. They notice rough edges your marketing site does not. AsyncForge ships devtool work that holds up to that scrutiny.

Devtool Users Are Brutal

Building a developer tool means your user base is the hardest customer segment in software. They read your docs. They check your changelog. They notice when your CLI swallows a stderr message. They open your repo and judge the code. They Tweet when your SDK throws on a known edge case. None of this is hostility — it is professional curiosity — but it is unforgiving.

Most agency-built devtool work falls flat with this audience. The CLI has inconsistent flag conventions. The SDK leaks promises. The error messages are unhelpful. The docs are generated boilerplate. The integrations break on the third API change. The reason is straightforward: devtool engineering requires people who themselves use developer tools daily and have opinions about what good looks like.

AsyncForge engineers are the audience for devtool work. We use Linear, Vercel, Stripe, Cloudflare, Postgres, and a hundred other devtools every day, and we have absorbed what makes them good — clear error messages, idempotent operations, sensible defaults, escape hatches when defaults fail. When we build a devtool, we build it the way we wish other devtools were built.

Submit a CLI tool to be built, an SDK in a new language, an integration with a third-party API, a webhook system with delivery guarantees, or a documentation site that does not feel like 2008. Light delivers in 4 days, Standard in 48 hours, Pro in 1 day. We test the result by trying to use it the way a frustrated developer would, then fix what we found.

For a devtool startup, this means you can ship more surfaces (CLIs in more languages, integrations with more platforms) without diluting your core team. The core team owns the strategic engineering; we own the supporting surfaces.

What this means for you

CLIs that feel right

Consistent flag conventions, helpful errors, sensible defaults, proper exit codes. Tested across platforms.

SDKs in multiple languages

JavaScript/TypeScript, Python, Go, Ruby, PHP — generated from OpenAPI or hand-crafted where ergonomics matter.

Integration depth

Stripe, Slack, GitHub, Linear, Notion, Zapier — wired up correctly, including webhooks and retries.

Docs that do not suck

Mintlify, Docusaurus, Fumadocs, or a custom doc site that matches your brand.

Webhook delivery

Customer-facing webhook system with signing, retry, dead-letter queue, and replay tooling.

API design

REST or GraphQL APIs designed with versioning, deprecation, and the principle of least surprise.

Common tasks we handle

CLI tool

Cross-platform CLI in Go or Rust with proper distribution (Homebrew, scoop, install scripts).

SDK in a new language

JavaScript, Python, Go, Ruby, PHP — generated or hand-crafted depending on ergonomics needs.

GitHub App

GitHub App with proper webhook handling, installation flow, and permission scopes.

Slack / Linear integrations

Slash commands, modals, and webhook handlers with the conventions each platform expects.

Frequently asked questions

AsyncForge is invite-only

We work with a small number of founders at a time. New clients come on after a 15-minute intro call with Stef — request one below.