Bad PDFs = bad UX. Slow load times, broken annotations, clunky UX frustrates users. Nutrient’s PDF SDKs gives seamless document experiences, fast rendering, annotations, real-time collaboration, 100+ features. Used by 10K+ devs, serving ~half a billion users worldwide. Explore the SDK for free. Learn more →
Variant Alternatives
Similar projects and alternatives to variant
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Nutrient
Nutrient - The #1 PDF SDK Library. Bad PDFs = bad UX. Slow load times, broken annotations, clunky UX frustrates users. Nutrient’s PDF SDKs gives seamless document experiences, fast rendering, annotations, real-time collaboration, 100+ features. Used by 10K+ devs, serving ~half a billion users worldwide. Explore the SDK for free.
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optional
C++11/14/17 std::optional with functional-style extensions and reference support (by TartanLlama)
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nonstd-lite
Parent of *-lite repositories, a migration path to post-C++11 features for pre-C++11 environments
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CodeRabbit
CodeRabbit: AI Code Reviews for Developers. Revolutionize your code reviews with AI. CodeRabbit offers PR summaries, code walkthroughs, 1-click suggestions, and AST-based analysis. Boost productivity and code quality across all major languages with each PR.
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chessCAMO
chessCAMO is a newly proposed chess engine with a built-in variant that stands for Calculations Always Make Opportunities and was inspired by the very popular chess variant Crazyhouse. The "CAMO" portion comes from the idea that in this variant a player can sacrifice making a move to replace one of their pieces from the "piece reservoir".
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Thrust
Discontinued [ARCHIVED] The C++ parallel algorithms library. See https://github.com/NVIDIA/cccl
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modern-cpp-tutorial
📚 Modern C++ Tutorial: C++11/14/17/20 On the Fly | https://changkun.de/modern-cpp/
NOTE:
The number of mentions on this list indicates mentions on common posts plus user suggested alternatives.
Hence, a higher number means a better variant alternative or higher similarity.
variant discussion
variant reviews and mentions
Posts with mentions or reviews of variant.
We have used some of these posts to build our list of alternatives
and similar projects. The last one was on 2023-05-24.
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Backward compatible implementations of newer standards constructs?
For Variant I would recommend Michael Park's variant - mpark::variant
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Is there an exception that I could throw if there is a path that should never run.
have a look at https://github.com/mpark/variant
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An std::variant alternative for C++11
I know that there is boost::variant but adding the whole boot dependency for this use case seem too much. I have seen the following implementation and similar ones
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How to implicitly convert between pointers and integral types
You could build your own versions if thats a concern. Or use one of the free pre-C++17 implementations (like I do in my C++11 codebase). https://github.com/mpark/variant
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Using std::variant and std::visit to transform-reduce a (rose) tree
mpark::variant and mpark::visit are faster than the gcc STL implementation.
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A note from our sponsor - Nutrient
nutrient.io | 15 Mar 2025
Stats
Basic variant repo stats
5
686
0.0
over 2 years ago
mpark/variant is an open source project licensed under gtkbook License which is not an OSI approved license.
The primary programming language of variant is C++.
Sponsored
Nutrient - The #1 PDF SDK Library
Bad PDFs = bad UX. Slow load times, broken annotations, clunky UX frustrates users. Nutrient’s PDF SDKs gives seamless document experiences, fast rendering, annotations, real-time collaboration, 100+ features. Used by 10K+ devs, serving ~half a billion users worldwide. Explore the SDK for free.
nutrient.io