Nicheloom

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Skir

like Protocol Buffer but better

Details

External ID
47299022
Source
HN
Company
—
Product
Skir
Website domain
skir.build
Launched
March 8, 2026
Cohort
—
Upvotes
113
Upvotes percentile
0.9194341943419434
Tags
—
Fetched at
Sept. 7, 2026, 9:26 p.m.
Updated at
Sept. 7, 2026, 9:26 p.m.

Description

Why I built Skir: https://medium.com/@gepheum/i-spent-15-years-with-protobuf-t...Quick start: npx skir initAll the config lives in one YML file.Website: https://skir.buildGitHub: https://github.com/gepheum/skirWould love feedback especially from teams running mixed-language stacks.

Enrichment

Theme
niche developer utilities and toolchains
Vertical
Horizontal
Function
Dev tools
Audience
Developer
AI stance
Not AI
Project type
Hobby / open-source project
Normalized one-liner
serialization format improving on protocol buffers
Manually corrected
False

Could you build this?

No Building an industrial-grade declarative schema and RPC system with cross-language code generators for 10+ programming languages requires deep compiler design and language-specific serialization expertise.

What it would actually take: The architecture comprises a formal grammar parser/compiler (lexer, parser, AST, type checker) and custom code generators targeting C#, C++, Go, Rust, TypeScript, Python, and more, plus an efficient binary/JSON serialization runtime for each target language. The difficult challenges are strict schema evolution validation, backwards/forwards binary compatibility, and writing idiomatic, zero-allocation serialization code across multiple distinct runtime environments. This necessitates deep expertise in compiler theory, binary protocols, and language runtimes.

Discussion

20 comments analyzed.

Competitors mentioned: Protobuf, Cap'n Proto, FlatBuffers, Thrift, MessagePack

Concerns raised: Implicit versioning is brittle for backwards compatibility, Data migration from Protobuf too costly for existing persisted data, Timing—market already has established alternatives like Thrift, Limited language support compared to Protobuf ecosystem, Field renaming in old binaries can cause deserialization bugs

Feature requests: Support for Go, C#, Rust, Swift language bindings, Streaming requests/responses, Introspection with annotations support, Standardized pretty-printer, Proto-to-Skir migration tool

Competitors

Other products that read as similar to this one — 36 launches clear the similarity bar, closest 8 shown.

Attention rank: #4 of 37 (itself plus its competitors, highest first — normalized so YC and Product Hunt are compared fairly).

Launched 125 days after the earliest competitor.

Other launches for this product

Same idea, different domain

Nobody's really built a dev tools tool for Sales yet.