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Sferarc

Developer infrastructure. PgBeam gives AI agents scoped, policy-enforced access to production Postgres.
README.md

sferarc

sferarc builds software products. Each product has its own site, and the open source libraries below are released on their own and need nothing else from this organization.

sferarc.com · Contributing · Security · Support

Products

Product What it does Status
PgBeam A Postgres proxy that gives AI agents scoped credentials and enforces policy in the wire protocol: read-only mode, table and column allowlists, row filters, PII masking, query budgets, a kill switch and a tamper-evident audit log. Works with any Postgres host. Available
Nuclom One knowledge hub over Slack, Notion, GitHub and meeting recordings that answers questions with sources. Available
Aula A teaching site of their own for independent teachers and small schools. Coming soon

Open source

AI and agents

Repository What it does Install License
promptscan Detect hostile content aimed at a language model in untrusted text: bidi overrides, mixed-script words and Unicode tag-block smuggling. go get github.com/sferarc/promptscan Apache-2.0
ai-gateway-proxy A proxy handler for the Vercel AI Gateway with request and response hooks and streaming, for Next.js, Hono and Express. npm install ai-gateway-proxy MIT
vscode-ai-gateway A VS Code extension that brings Vercel AI Gateway models to the editor's chat. VS Code Marketplace MIT

Databases

Repository What it does Install License
pgscram Produce and read PostgreSQL's stored SCRAM-SHA-256 verifier, so a password never has to reach the server. No dependencies. go get github.com/sferarc/pgscram Apache-2.0
schemadigest Read a PostgreSQL catalog and reduce it to a compact schema summary for a language model's context. go get github.com/sferarc/schemadigest Apache-2.0
pgbeam-conformance Language-neutral test vectors for wire-level Postgres policy enforcement: a policy, a statement and the expected decision. Clone the repository Apache-2.0

Integrity

Repository What it does Install License
auditchain Tamper-evident append-only logs for Go, with optional signed checkpoints. go get github.com/sferarc/auditchain Apache-2.0

API clients and build tooling

Repository What it does Install License
openapi Type-safe TypeScript clients generated from public OpenAPI specs, listed at openapi.sferadev.com. Published: vercel-api-js, cloudflare-api-js, netlify-api, keycloak-api, litellm-api, nuki-api-js, v0-api, zoom-api-js. npm install vercel-api-js (or any client above) ISC, per package
rollup-plugin-import-cdn A Rollup plugin that resolves bare imports to CDN URLs. npm install rollup-plugin-import-cdn ISC

PgBeam SDKs and tools

The PgBeam proxy and control plane are developed privately. These are the published parts, all Apache-2.0.

Repository What it is Install
pgbeam-js TypeScript SDK npm install pgbeam
pgbeam-python Python SDK, blocking and asyncio pip install pgbeam
pgbeam-go Go SDK go get go.pgbeam.com/sdk
pgbeam-cli The pgbeam command line interface npm install -g @pgbeam/cli
homebrew-pgbeam Homebrew tap for the CLI's native binary brew install sferarc/pgbeam/pgbeam
pgbeam-openapi The public OpenAPI contract npm install @pgbeam/openapi
pgbeam-pulumi Pulumi provider npm install @pgbeam/pulumi
terraform-provider-pgbeam Terraform provider GitHub releases
pgbeam-crossplane Crossplane provider, as Kubernetes custom resources ghcr.io/sferarc/provider-pgbeam
pgbeam-agent Agent skills, the Agent Plugin and MCP manifests, and AGENTS.md instructions Clone the repository
pgbeam-docs Source of pgbeam.com/docs

Contributing and security

Issues and pull requests are welcome on every public repository. CONTRIBUTING.md says where things live and what a good issue or pull request looks like.

Report a suspected vulnerability privately, never in a public issue: use the Security tab of the affected repository, or follow SECURITY.md.

Popular repositories Loading

  1. pgbeam-js pgbeam-js Public

    TypeScript SDK for the PgBeam API, published to npm as `pgbeam`. Manage projects, databases, agent credentials, and policy profiles.

    TypeScript

  2. pgbeam-go pgbeam-go Public

    Go SDK for the PgBeam API, imported as `go.pgbeam.com/sdk`. Manage projects, databases, agent credentials, and policy profiles.

    Go

  3. terraform-provider-pgbeam terraform-provider-pgbeam Public

    Terraform provider for PgBeam: declare projects, databases, agent credentials, and policy profiles as code.

    Go

  4. pgbeam-crossplane pgbeam-crossplane Public

    Crossplane provider for PgBeam: manage projects, databases, agent credentials, and policy profiles as Kubernetes custom resources.

    Go

  5. pgbeam-pulumi pgbeam-pulumi Public

    Pulumi provider for PgBeam: declare projects, databases, agent credentials, and policy profiles in TypeScript.

    TypeScript

  6. pgbeam-docs pgbeam-docs Public

    Documentation for PgBeam: guides for agent credentials, policy enforcement, and MCP, plus the API, CLI, and SDK reference. Serves pgbeam.com/docs.

    MDX

Repositories

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