Fast, powerful, yet easy to use template engine for Go. Optimized for speed, zero memory allocations in hot paths. Up to 20x faster than html/template
- golang
- template-engine
- fast
Repository Index
47,133 repositories indexed
25–48 of 163 · Most stars
Fast, portable, non-Turing complete expression evaluation with gradual typing (Go)
- golang
- go
- cel
- expression
Set JSON values very quickly in Go
- json
validate the structure of your container images
Fast JSON parser and validator for Go. No custom structs, no code generation, no reflection
- json-parser
- fast
- golang
- go
Fast, dependency-free Go package to infer binary file types based on the magic numbers header signature
- magic-numbers
- filetype
- mime
- mime-types
A contract-driven gRPC regression harness for AI coding agents, with human-approved baselines. Snapshot the valid call chains of an API so an agent can look one up instead of tracing for it. gRPC today, OpenAPI next
Most advanced key-value database written in Go, extremely fast, compatible with LSM tree and B+ tree.
- lsm-tree
- bptree
- kv-store
- golang
An archiving tool with an IM-style interface that prioritizes privacy and accessibility, integrated with various archival services including Internet Archive, archive.today, Ghostarchive, IPFS, Telegraph, and file systems.
- telegram
- archive
- wayback-machine
- save-the-internet
A Go framework for building production agent systems with graph workflows, tools, memory, A2A, AG-UI, MCP, evaluation, and observability.
Linear algebra, eigenvalues, FFT, Bessel, elliptic, orthogonal polys, geometry, NURBS, numerical quadrature, 3D transfinite interpolation, random numbers, Mersenne twister, probability distributions, optimisation, differential equations.
- scientific-computing
- linear-algebra
- differential-equations
- sparse-systems
Configurable Go value and struct dumps with colorized output, type visibility controls, and field redaction.
- dd
- debugging
- debugging-tools
- dump
:white_check_mark: A Go library for email verification without sending any emails.
A download manager package for Go
- golang
- download-manager
A disk-backed key-value store.
OpenAPI Diff and Breaking Changes
pg_timetable: Advanced scheduling for PostgreSQL
- cron
- postgresql
- database
- chains
A utility to safely generate malicious network traffic patterns and evaluate controls.
Embedded key-value store for read-heavy workloads written in Go
- go
- key-value
- hash-table
- key-value-store
Validate Golang request data with simple rules. Highly inspired by Laravel's request validation.
- request
- go-request-validation
- validator
- validation
Go with Zod inspired simple schema validation
- error-handling
- golang
- runtime-validation
- schema-validation
Translated⚔ Go package for data validation and filtering. support Map, Struct, Form data. A general-purpose Go library for data validation and filtering, simple to use, with most commonly used validators and filters built in, and support for custom validators, custom messages, and field translation.
- validation
- validator
- filter
- govalidator
vacuum is the worlds fastest and most versatile OpenAPI, Arazzo, AsyncAPI & JSON Schema linter, docs generator and toolkit. It tears through API specs at light speed. 100% compatible with Spectral rulesets, and OpenAPI 3.0, 3.1 and 3.2
- golang
- lint
- linters
- linting
Embeddable vector database for Go with Chroma-like interface and zero third-party dependencies. In-memory with optional persistence.
- embeddings
- go
- golang
- llm