Anthropic

@anthropics • Open source projects from anthropics

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Portfolio Shape

of the visible star count comes from this organization's top three repositories.

Average Repository Size

4.9K

stars per repository in this top-30 snapshot.

Current Mix

Unknown

is the most common language here, with 30 repositories updated in the last 90 days.

Organization pages work best when you separate portfolio breadth from flagship concentration. In Anthropic's case, the visible top three repositories account for about 0% of total stars in this snapshot, which helps explain whether the organization is known for one breakout project or for a broader repeatable portfolio.

The dominant language mix here is Unknown (13), Python (11), Rust (4). That makes this page useful not just for popularity checks, but also for seeing what technical shape an organization's public ecosystem actually has.

Use this ranking as a discovery layer, then inspect releases, maintainers, and repository health directly on GitHub. For broader background, see Methodology & Editorial Standards.

Top 30 Repositories

#	Repository	Description	Language	⭐ Stars	🍴 Forks	Updated
1	anthropics/claude-plugins-community	Community plugin marketplace for Claude Cowork and Claude Code. Read-only mirror — submit plugins at clau.de/plugin-directory-submission.	Unknown	19	1	Today
2	anthropics/terragrunt	Terragrunt is a flexible orchestration tool that allows Infrastructure as Code written in OpenTofu/Terraform to scale.	Unknown	4	0	Today
3	anthropics/tokio	A runtime for writing reliable asynchronous applications with Rust. Provides I/O, networking, scheduling, timers, ...	Rust	7	1	Today
4	anthropics/buffa	Rust implementation of protobuf with editions support, JSON serialization, and zero-copy views	Rust	481	15	Today
5	anthropics/connect-rust	An implementation of the ConnectRPC protocol for Rust	Rust	149	9	Today
6	anthropics/agent-sdk-workshop	A project from anthropics	Python	19	5	Today
7	anthropics/financial-services-plugins	A project from anthropics	Python	7.1K	843	Today
8	anthropics/moka	A high performance concurrent caching library for Rust	Unknown	12	1	Today
9	anthropics/maestro	Maestro: Netflix’s Workflow Orchestrator	Unknown	9	5	Today
10	anthropics/argo-cd	Declarative Continuous Deployment for Kubernetes	Unknown	7	3	Today
11	anthropics/claudes-c-compiler	Claude Opus 4.6 wrote a dependency-free C compiler in Rust, with backends targeting x86 (64- and 32-bit), ARM, and RISC-V, capable of compiling a booting Linux kernel.	Rust	2.6K	201	Today
12	anthropics/nix-eval-jobs	Parallel nix evaluator with a streamable json output [maintainers @Mic92, @adisbladis]	Unknown	3	2	Today
13	anthropics/knowledge-work-plugins	Open source repository of plugins primarily intended for knowledge workers to use in Claude Cowork	Python	10.6K	1.2K	Today
14	anthropics/homebrew-tap	Homebrew formulae for Anthropic tools.	Unknown	7	0	Today
15	anthropics/anthropic-cli	A project from anthropics	Unknown	230	16	Today
16	anthropics/claude-constitution	The foundational document describing Claude's values and behavior	Unknown	62	12	Today
17	anthropics/original_performance_takehome	Anthropic's original performance take-home, now open for you to try!	Python	3.7K	851	Today
18	anthropics/tailscale-hint-extension	Chrome extension showing helpful troubleshooting when Tailscale .local domains fail to resolve	HTML	11	5	Today
19	anthropics/healthcare	A project from anthropics	Python	178	33	Today
20	anthropics/httpcore	A minimal HTTP client. ⚙️	Unknown	10	4	Today
21	anthropics/claude-ai-mcp	A project from anthropics	Unknown	158	19	Today
22	anthropics/model-cards	Supplementary materials for Claude Model Cards	Unknown	15	10	Today
23	anthropics/riv2025-long-horizon-coding-agent-demo	A project from anthropics	Python	57	27	Today
24	anthropics/claude-plugins-official	Official, Anthropic-managed directory of high quality Claude Code Plugins.	Python	15.2K	1.6K	Today
25	anthropics/political-neutrality-eval	This repo contains detailed implementation information about Anthropic's paired prompts approach for evaluating political neutrality.	Python	122	16	Today
26	anthropics/life-sciences	Repo for the Claude Code Marketplace to use with the Claude for Life Sciences Launch. This will continue to host the marketplace.json long-term, but not the actual MCP servers.	Python	280	46	Today
27	anthropics/torchtyping	Type annotations and dynamic checking for a tensor's shape, dtype, names, etc.	Python	9	2	Today
28	anthropics/rclone	"rsync for cloud storage" - Google Drive, S3, Dropbox, Backblaze B2, One Drive, Swift, Hubic, Wasabi, Google Cloud Storage, Azure Blob, Azure Files, Yandex Files	Unknown	23	5	Today
29	anthropics/claude-agent-sdk-typescript	A project from anthropics	Shell	1.2K	122	Today
30	anthropics/skills	Public repository for Agent Skills	Python	105.6K	11.7K	Today